south american indians

Summary

Summary: Individual members of South American ethnic groups with historic ancestral origins in Asia.

Top Publications

  1. ncbi Malaria epidemiology in the Pakaanóva (Wari') Indians, Brazilian Amazon
    D Ribeiro Sá
    Centro de Estudos em Saúde do Indio de Rondônia, Universidade Federal de Rondonia, Av Presidente Dutra 2965, Porto Velho, RO 78900 500, Brazil
    Bull Soc Pathol Exot 98:28-32. 2005
  2. ncbi Mitochondrial DNA and Alu insertions in a genetically peculiar population: the Ayoreo Indians of Bolivia and Paraguay
    C L Dornelles
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, Caixa Postal 15053, 91501 970, Porto Alegre, RS, Brazil
    Am J Hum Biol 16:479-88. 2004
  3. ncbi Demographic and evolutionary trajectories of the Guarani and Kaingang natives of Brazil
    Andrea R Marrero
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, 91501 970 Porto Alegre, Rio Grande do Sul, Brazil
    Am J Phys Anthropol 132:301-10. 2007
  4. ncbi Is haplogroup X present in extant South American Indians?
    Cláudia L Dornelles
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, 91501 970 Porto Alegre, Rio Grande do Sul, Brazil
    Am J Phys Anthropol 127:439-48. 2005
  5. ncbi Cytochrome P4501A1 polymorphisms in South American Indians
    K Kvitko
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Hum Biol 72:1039-43. 2000
  6. ncbi Human herpesvirus 8 in Brazilian Amerindians: a hyperendemic population with a new subtype
    R J Biggar
    Viral Epidemiology Branch, National Cancer Institute, National Institutes of Health, Bethesda, MD 20852, USA nih gov
    J Infect Dis 181:1562-8. 2000
  7. ncbi High diversity of HHV-8 molecular subtypes in the Amazon region of Brazil: evidence of an ancient human infection
    Marluísa de Oliveira Guimarães Ishak
    Virus Laboratory, Universidade Federal do Para, Brazil
    J Med Virol 79:1537-44. 2007
  8. ncbi Genotypic characterization of Kaposi's sarcoma-associated herpesvirus in asymptomatic infected subjects from isolated populations
    Denise Whitby
    Viral Epidemiology Section, AIDS Vaccine Program, SAIC Frederick, NCI Frederick, MD 21701, USA
    J Gen Virol 85:155-63. 2004
  9. ncbi Increasing seroprevalence of human herpesvirus 8 (HHV-8) with age confirms HHV-8 endemicity in Amazon Amerindians from Brazil
    A M G Cunha
    Department of Clinical Pathology and Internal Medicine, School of Medical Sciences State University of Campinas UNICAMP, Brazil
    J Gen Virol 86:2433-7. 2005
  10. pmc Human herpesvirus-8 infection and oral shedding in Amerindian and non-Amerindian populations in the Brazilian Amazon region
    Vanda A U F de Souza
    Laboratory of Virology, São Paulo Institute of Tropical Medicine and Department of Infectious and Parasitic Diseases, School of Medicine, University of Sao Paulo, Sao Paulo, Brasil
    J Infect Dis 196:844-52. 2007

Research Grants

Detail Information

Publications191 found, 100 shown here

  1. ncbi Malaria epidemiology in the Pakaanóva (Wari') Indians, Brazilian Amazon
    D Ribeiro Sá
    Centro de Estudos em Saúde do Indio de Rondônia, Universidade Federal de Rondonia, Av Presidente Dutra 2965, Porto Velho, RO 78900 500, Brazil
    Bull Soc Pathol Exot 98:28-32. 2005
    ....
  2. ncbi Mitochondrial DNA and Alu insertions in a genetically peculiar population: the Ayoreo Indians of Bolivia and Paraguay
    C L Dornelles
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, Caixa Postal 15053, 91501 970, Porto Alegre, RS, Brazil
    Am J Hum Biol 16:479-88. 2004
    ..Therefore, they are clearly distinct in relation to their mtDNA only, suggesting a strong founder effect and/or random loss of variability in this system...
  3. ncbi Demographic and evolutionary trajectories of the Guarani and Kaingang natives of Brazil
    Andrea R Marrero
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, 91501 970 Porto Alegre, Rio Grande do Sul, Brazil
    Am J Phys Anthropol 132:301-10. 2007
    ..Using these data and those of other Tupian and Jêan tribes, it was possible to make inferences about past migratory movements and the genetic differentiation of these populations...
  4. ncbi Is haplogroup X present in extant South American Indians?
    Cláudia L Dornelles
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, 91501 970 Porto Alegre, Rio Grande do Sul, Brazil
    Am J Phys Anthropol 127:439-48. 2005
    ..The tests involved all the control region, as well as the presence of characteristic mutations in seven coding fragments, totalling 5,760 base pairs. The results indicate that haplogroup X is not present in these samples...
  5. ncbi Cytochrome P4501A1 polymorphisms in South American Indians
    K Kvitko
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Hum Biol 72:1039-43. 2000
    ..The most common haplotype in South Amerindians was *val/*m2 (54% to 94%). This prevalence is the highest that has been observed in any world population...
  6. ncbi Human herpesvirus 8 in Brazilian Amerindians: a hyperendemic population with a new subtype
    R J Biggar
    Viral Epidemiology Branch, National Cancer Institute, National Institutes of Health, Bethesda, MD 20852, USA nih gov
    J Infect Dis 181:1562-8. 2000
    ..Transmission is probably oral rather than sexual. The limited genetic pool in isolated groups may permit more frequent transmission of a virus with a low prevalence in heterogeneous populations...
  7. ncbi High diversity of HHV-8 molecular subtypes in the Amazon region of Brazil: evidence of an ancient human infection
    Marluísa de Oliveira Guimarães Ishak
    Virus Laboratory, Universidade Federal do Para, Brazil
    J Med Virol 79:1537-44. 2007
    ....
  8. ncbi Genotypic characterization of Kaposi's sarcoma-associated herpesvirus in asymptomatic infected subjects from isolated populations
    Denise Whitby
    Viral Epidemiology Section, AIDS Vaccine Program, SAIC Frederick, NCI Frederick, MD 21701, USA
    J Gen Virol 85:155-63. 2004
    ..The heterogeneity of the KSHV strains found in these subjects from Botswana contrasts with the homogeneity of KSHV strains in Amerindians, reflecting differences in the evolutionary history of these populations...
  9. ncbi Increasing seroprevalence of human herpesvirus 8 (HHV-8) with age confirms HHV-8 endemicity in Amazon Amerindians from Brazil
    A M G Cunha
    Department of Clinical Pathology and Internal Medicine, School of Medical Sciences State University of Campinas UNICAMP, Brazil
    J Gen Virol 86:2433-7. 2005
    ....
  10. pmc Human herpesvirus-8 infection and oral shedding in Amerindian and non-Amerindian populations in the Brazilian Amazon region
    Vanda A U F de Souza
    Laboratory of Virology, São Paulo Institute of Tropical Medicine and Department of Infectious and Parasitic Diseases, School of Medicine, University of Sao Paulo, Sao Paulo, Brasil
    J Infect Dis 196:844-52. 2007
    ..Human herpesvirus type 8 (HHV-8) is hyperendemic in Amerindian populations, but its modes of transmission are unknown...
  11. pmc Use of medicinal plants and pharmaceuticals by indigenous communities in the Bolivian Andes and Amazon
    Ina Vandebroek
    Research Associate, Ghent University, Laboratory of Tropical and Subtropical Agriculture and Ethnobotany, Coupure Links 653, B 9000 Ghent, Belgium
    Bull World Health Organ 82:243-50. 2004
    ....
  12. ncbi [Tuberculosis among Trio-Indians in Surinam]
    R van Crevel
    Universitair Medisch Centrum St Radboud, afd Interne Geneeskunde, Postbus 9101, 6500 HB Nijmegen
    Ned Tijdschr Geneeskd 148:425-9. 2004
    ..Evaluation of the extent and possible causes of the increased incidence of tuberculosis among Amazonian Indians in Surinam...
  13. ncbi A novel HLA-DRB1 allele (DRB1*0417) in South American Indians
    S Zhang
    Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas 75235 8886
    Immunogenetics 38:463. 1993
  14. ncbi HLA class II diversity in seven Amerindian populations. Clues about the origins of the Aché
    L T Tsuneto
    Laboratorio de Genetica Molecular Humana, Departamento de Genetica, Universidade Federal do Parana, Curitiba, PR, Brazil Universidade Estadual de Maringá, Maringa, PR, Brazil
    Tissue Antigens 62:512-26. 2003
    ..On the basis of genetic distance and the HLA allele/haplotype set, we propose that the Aché are differentiated Tupi-Guarani group, most closely related to the Guarani-M'byá...
  15. ncbi Cross-sectional study defines difference in malaria morbidity in two Yanomami communities on Amazonian boundary between Brazil and Venezuela
    Teodardo José Marcano
    Departamento de Medicina Tropical, Instituto Oswaldo Cruz FIOCRUZ, Av Brasil 4365, 21045 900 Rio de Janeiro, RJ, Brazil
    Mem Inst Oswaldo Cruz 99:369-76. 2004
    ....
  16. ncbi Ethnobotanical knowledge shared widely among Tsimane' Amerindians, Bolivia
    V Reyes-Garcia
    Tropical Conservation and Development Center, University of Florida, Gainesville, FL 32611, USA
    Science 299:1707. 2003
  17. ncbi Snuff synergy: preparation, use and pharmacology of yopo and Banisteriopsis caapi among the Piaroa of southern Venezuela
    Robin Rodd
    Anthropology Department, University of Western Australia, Nedlands
    J Psychoactive Drugs 34:273-9. 2002
    ..caapi by Piaroa shamans is pharmacologically and ethnobotanically significant, and substantiates claims of the use of admixtures in snuff; further ethnographic investigation of the snuff hallucinogen complex is necessary...
  18. ncbi Epidemiological aspects of retrovirus (HTLV) infection among Indian populations in the Amazon Region of Brazil
    Ricardo Ishak
    Laboratorio de Virologia, Centro de Ciencias Biologicas, Universidade Federal do Para, Belem, PA, 66040 970, Brasil
    Cad Saude Publica 19:901-14. 2003
    ..HIV, the other human retrovirus, is still not prevalent among indigenous communities in the Brazilian Amazon, but these groups are also easy targets for the virus...
  19. ncbi Demographic and genetic structures of two partially isolated communities of Santa Catarina Island, southern Brazil
    Ilíada Rainha de Souza
    Labratório de Polimorfismos Genéticos, Departamento de Biologia Celular, Embriologia e Genetica, Centro de Ciencias Biologicas, Universidade Federal de Santa Catarina, Caixa Postal 470, CEP 88040 900, Florianopolis, SC, Brazil
    Hum Biol 75:241-53. 2003
    ....
  20. ncbi Cross-sectional study of oral mucosal conditions among a central Amazonian Indian community, Brazil
    Paulo José Benevides dos Santos
    FCECON, Fundação Centro de Controle de Oncologia Cancer Hospital, Manaus, AM, Brazil
    J Oral Pathol Med 33:7-12. 2004
    ..These Indians keep their traditional way of life and are free from habits such as smoking, alcohol drinking, and use of pacifiers...
  21. ncbi Heterogeneity of the Y chromosome in Afro-Brazilian populations
    Kiyoko Abe-Sandes
    Centro de Terapia Celular, Hemocentro de Ribeirao Preto, Rua Tenente Catao Roxo, 2501, 14051 140 Ribeirao Preto, Brazil
    Hum Biol 76:77-86. 2004
    ..The results agree with historical and social data about the formation of the Brazilian population and reveal some of the factors that contribute to its heterogeneity...
  22. ncbi An anthropological study about epilepsy in native tribes from Central and South America
    Francisco Javier Carod-Artal
    Department of Neurology, Sarah Hospital, The Sarah Network of Rehabilitation Hospitals, Brasilia DF, Brazil
    Epilepsia 48:886-93. 2007
    ..The objective of this paper was to study native perception and myths about epilepsy, their magic-religious healing rites and ceremonies, and the natural treatments that archaic cultures used...
  23. ncbi Incidence of cystic fibrosis in five different states of Brazil as determined by screening of p.F508del, mutation at the CFTR gene in newborns and patients
    Salmo Raskin
    Pontificia Universidade Catolica do Parana, Brazil
    J Cyst Fibros 7:15-22. 2008
    ..3%, respectively. The implications for prevention of CF and other rare Mendelian diseases through such surveys of mutation screening are discussed...
  24. ncbi Distribution of CGG repeats and FRAXAC1/DXS548 alleles in South American populations
    Regina Celia Mingroni-Netto
    Centro de Estudos do Genoma Humano, Departamento de Biologia, Universidade de Sao Paulo, Sao Paulo, Brazil
    Am J Med Genet 111:243-52. 2002
    ..This suggests a general trend for higher genetic diversity among Africans; these rarer alleles could be African in origin and would have been lost or possibly were not present in the groups that gave rise to the Europeans...
  25. ncbi [Seroepidemiology of hepatitis B and C in Kaingang Indians in the south of Brazil]
    Aline Ferreira
    Universidade Federal do Parana, Hospital de Clinicas, Departamento de Patologia Médica, Laboratorio de Imunopatologia, Curitiba PR, Brazil
    Rev Panam Salud Publica 20:230-5. 2006
    ..To investigate the prevalence of infection with hepatitis B virus (HBV) and hepatitis C virus (HCV) among Kaingang Indians living on the Mangueirinha reservation in the state of Paraná, Brazil...
  26. ncbi Low levels of STRP variability are not universal in American Indians
    Mara H Hutz
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, Caixa Postal 15053, 91501 970 Porto Alegre, RS, Brazil
    Hum Biol 74:791-806. 2002
    ..Previous suggestions of population bottlenecks in the prehistorical colonization of the New World were not confirmed. On the other hand, STRPs again showed to be good markers for the establishment of population relationships...
  27. ncbi Amazonian Amerindians exhibit high variability of KIR profiles
    Paloma Daguer Ewerton
    Laboratório de Genética Humana e Médica, Departamento de Patologia, Centro de Ciencias Biologicas, Universidade Federal do Para, Caixa Postal 8615, 66075 900 Belém, Para, Brazil
    Immunogenetics 59:625-30. 2007
    ..Such pattern may reflect small effective size and intense genetic drift. However, because of the role of KIR in immune response, selective pressures cannot be entirely ruled out...
  28. ncbi [Tuberculosis among the indian population in São Gabriel da Cachoeira, Amazonas State, Brazil]
    Antônio Levino
    Centro de Pesquisa Leônidas e Maria Deane, Fundacao Oswaldo Cruz, Manaus, Brasil
    Cad Saude Publica 23:1728-32. 2007
    ..The situation can be explained mainly by inequalities in access to health services, which paradoxically appear to show lower case-resolving capacity in urban areas of the county...
  29. ncbi TP53 polymorphisms and haplotypes in South Amerindians and neo-Brazilians
    P A Gaspar
    Federal University of Rio Grande do Sul, Porto Alegre, RS, Brazil
    Ann Hum Biol 28:184-94. 2001
    ..its occurrence there is probably due to interethnic admixture. The relationships of several world populations obtained using TP53 indicates that this marker is very efficient in clustering populations of the same ethnic group...
  30. ncbi Polymorphisms of CYP1a1, CYP2e1, GSTM1, GSTT1, and TP53 genes in Amerindians
    Pedro A Gaspar
    Departamento de Genetica, Universidade Federal do Rio Grande do Sul, 91501 970 Porto Alegre, RS, Brazil
    Am J Phys Anthropol 119:249-56. 2002
    ....
  31. ncbi Distribution of CCR5-delta32, CCR2-64I, and SDF1-3'A mutations in populations from the Brazilian Amazon region
    Fernanda Andreza De Pinho Lott Carvalhaes
    Laboratory of Human and Medical Genetics, Department of Pathology, Center for Biological Sciences, Federal University of Para, 66075 900 Belém, Para, Brazil
    Hum Biol 76:643-6. 2004
    ..The results suggest that Amerindians may be genetically more susceptible to HIV-1 infection and disease progression than the other human groups studied...
  32. ncbi Tumor necrosis factor and interleukin-10 gene promoter polymorphisms in Brazilian population and in Terena Indians
    A G Albuquerque
    Rio de Janeiro State University, Immunogenetic Laboratory, Rio de Janeiro, Brazil
    Transplant Proc 36:825-6. 2004
    ..05). The genetic cytokine profile may be required to balance the restricted HLA repertoire for peptide presentation in this native population...
  33. ncbi Allele frequencies data and statistic parameters for 13 STR loci in a population of the Brazilian Amazon Region
    Elzemar Martins Ribeiro Rodrigues
    Laboratório de Genética Humana e Médica, Departamento de Patologia, Universidade Federal do Para, Brazil
    Forensic Sci Int 168:244-7. 2007
    ..999999999992% and 99.9998%, respectively. In conclusion, these 13 markers are suitable for forensic analysis and paternity tests of the Amazonian population...
  34. ncbi Retrospective study of malaria prevalence and Anopheles genus in the area of influence of the Binational Itaipu Reservoir
    Ana Lucia Falavigna-Guilherme
    Laboratório de Parasitologia Básica, Departamento de Analises Clinicas, Universidade Estadual de Maringa, 87020 900 Maringa, PR, Brazil
    Rev Inst Med Trop Sao Paulo 47:81-6. 2005
    ..Concomitantly, it is necessary to plan and apply effective surveillance measures in the influence area of the Itaipu Reservoir...
  35. ncbi Variation in the FcgammaR3B gene among distinct Brazilian populations
    D T Covas
    University of Sao Paulo, Ribeirao Preto, SP, Brazil
    Tissue Antigens 65:178-82. 2005
    ..In general, these data reveal variability in the frequency of alleles of the FCGR3B gene compared to other populations of the same genetic background in other regions of the world...
  36. ncbi [Hepatitis B and D virus infection within Amerindians ethnic groups in the Brazilian Amazon: epidemiological aspects]
    Wornei Silva Miranda Braga
    Fundacao de Medicina Tropical do Amazonas, Manaus, AM
    Rev Soc Bras Med Trop 37:9-13. 2004
    ..Amerindians population and their genetic memory are a live experiment, which demands a broad investigation, weighting with modern tools, as molecular biology, the influence of historical, genetic, medical and anthropological factors...
  37. ncbi Blood feud: a controversy over South American DNA samples held in North American laboratories ripples through anthropology
    David Glenn
    Chron High Educ 52:A14-6, A18. 2006
  38. ncbi Nutritional status and anemia in Suruí Indian children, Brazilian Amazon
    Jesem D Y Orellana
    Centro de Pesquisa Leônidas e Maria Deane, Fundacao Oswaldo Cruz, Manaus, AM, Brasil
    J Pediatr (Rio J) 82:383-8. 2006
    ..To assess the nutritional status of Suruí Indian children aged less than 10 years by means of anthropometric measurements and determination of hemoglobin concentration levels...
  39. ncbi Geography influences microsatellite polymorphism diversity in Amerindians
    Fabiana B Kohlrausch
    Departamento de Genetica, Universidade Federal do Rio Grande do Sul, 91501 970 Porto Alegre, Rio Grande do Sul, Brazil
    Am J Phys Anthropol 126:463-70. 2005
    ..New evidence from this study supports the hypothesis that the Ache population descends from a Ge group that preceded the Guarani colonization of Paraguay...
  40. ncbi Frequency of CCR5delta32 in Brazilian populations
    A E Vargas
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, Porto Alegre, RS, Brazil
    Braz J Med Biol Res 39:321-5. 2006
    ..However, in Brazil as a whole, this allele shows gradients indicating a relatively good correlation with the classification based on skin color and other physical traits, used here to define major Brazilian population groups...
  41. ncbi Prevalence and risk factors associated with Helicobacter pylori infection in native populations from Brazilian Western Amazon
    R P Almeida Cunha
    Center for Research in Tropical Medicine, BR 364, km 3, 5 Porto Velho, Rondonia, CEP 78900 000, Brazil
    Trans R Soc Trop Med Hyg 97:382-6. 2003
    ..3 persons/room (SD = 1.8), varying significantly between the 3 communities (P = 0.001). These data provide further evidence supporting direct person-to-person spread of the bacterium...
  42. ncbi Lack of Arg972 polymorphism in the IRS1 gene in Parakanã Brazilian Indians
    Rosangela M N Bezerra
    Departamento de Clinica Medica, FCM UNICAMP, Campinas, SP Brazil 13081 970
    Hum Biol 76:147-51. 2004
    ....
  43. ncbi [Physical growth and nutritional profile of the Xavánte indigenous population in Sangradouro-Volta Grande, Mato Grosso, Brazil]
    Maurício Soares Leite
    Dept of Nutrition, Universidade Federal de Santa Catarina, Health Sciences Center, Trindade University Campus, Florianopolis, SC 88040 900, Brazil
    Cad Saude Publica 22:265-76. 2006
    ....
  44. ncbi HLA genes in Lamas Peruvian-Amazonian Amerindians
    Juan Moscoso
    Departments of Inmunologia and Medicina Interna, Hospital 12 Octubre, Hospital Clinico San Carlos, Universidad Complutense, Madrid, Spain
    Mol Immunol 43:1881-9. 2006
    ....
  45. ncbi [Serological survey of Toxoplasma gondii infection in isolated Amerindians, Mato Grosso]
    Maria Regina Reis Amendoeira
    Departamento de Protozoologia do Instituto Oswaldo Cruz da Fundação Oswaldo Cruz, Av Brasil 4365, Pavilhão Arthur Neiva, saia 1B, 21045 900 Rio de Janeiro, RJ, Brasil
    Rev Soc Bras Med Trop 36:671-6. 2003
    ....
  46. ncbi [Hepatitis A virus infection in Amerindian area in the east Brazilian Amazon]
    Heloisa Marceliano Nunes
    Instituto Evandro Chagas da Secretaria de Vigilância em Saúde do Ministério da Saúde, Belem, PA
    Rev Soc Bras Med Trop 37:52-6. 2004
    ..5% with recent infection, characterizing in laboratorial basis, the outbreak of infection for the virus of the hepatitis A and raising the possibility to be associated with the obit happened in the village...
  47. ncbi Y-chromosome genetic variation in Rio de Janeiro population
    Dayse A Silva
    Laboratório de Diagnósticos por DNA, Departamento de Ensino de Ciências e Biologia, Instituto de Biologia, Universidade do Estado do Rio de Janeiro, 524 Rio de Janeiro, Brazil
    Am J Hum Biol 18:829-37. 2006
    ..These observations can be interpreted as the signature of the strong gender asymmetry of the admixture processes in colonial systems...
  48. ncbi Application of an African Ancestry Index as a genomic control approach in a Brazilian population
    V M Zembrzuski
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, 91501 970 Porto Alegre, RS, Brazil
    Ann Hum Genet 70:822-8. 2006
    ..Therefore we have shown that it is possible to control for population stratification by choosing individuals, without the loss of statistical power that occurs with the use of other methods of genomic control...
  49. ncbi Prevalence of IgG varicella zoster virus antibodies in the Kuikuro and Kaiabi indigenous communities in Xingu National Park, Brazil, before varicella vaccination
    Manuel Mindlin Lafer
    Division of Pediatric Infectious Diseases, Federal University of Sao Paulo, Sao Paulo, SP, Brazil
    Rev Inst Med Trop Sao Paulo 47:139-42. 2005
    ....
  50. ncbi Social inequality and child malnutrition in four Andean countries
    Carlos Larrea
    Facultad Latinoamericana de Ciencias Sociales Sede Ecuador, Quito, Ecuador, and Harvard Center for Society and Health, Boston, Massachusetts, USA
    Rev Panam Salud Publica 11:356-64. 2002
    ..To analyze the effects of socioeconomic, regional, and ethnic conditions on chronic malnutrition in four Andean countries of South America: Bolivia, Colombia, Ecuador, and Peru...
  51. ncbi Evolution of HLA-class I compared to HLA-class II polymorphism in Terena, a South-American Indian tribe
    A M Lazaro
    Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas 75235 8886, USA
    Hum Immunol 60:1138-49. 1999
    ..The observed results including the presence of novel alleles in the class I HLA loci suggest a functionally significant, more rapid evolution of class I compared to class II loci in this South American isolated population...
  52. ncbi Differential antibody recognition of four allelic variants of the merozoite surface protein-2 (MSP-2) of Plasmodium falciparum
    R Tonhosolo
    Department of Parasitology, Institute for Biomedical Sciences, , SP, Brazil
    J Eukaryot Microbiol 48:556-64. 2001
    ..The potential role of naturally acquired variant-specific antibodies in immune evasion, by selecting mutant parasites carrying insertions or deletions of repeat sequences, is briefly discussed...
  53. ncbi Hemoglobin variants, hematological parameters and beta-globin gene cluster haplotypes in an isolated Amerindian group from the Orinoco River Delta
    Anabel Arends
    Laboratorio de Investigación de Hemoglobinas Anormales, Servicio de Hematología Dr Tulio Arends Hospital Universitario de Caracas, Caracas, Venezuela
    Ann Hum Biol 35:250-5. 2008
    ..Several previous studies reported that the Venezuelan Warao Indians presented unusual genetic characteristics...
  54. ncbi Seroprevalence of Toxoplasma gondii infection among indian people living in Iauareté, São Gabriel da Cachoeira, Amazonas, Brazil
    Marcio Neves Boia
    Laboratório de Doenças Parasitárias, Medicina Tropical, Instituto Oswaldo Cruz, FIOCRUZ, Rio de Janeiro, RJ, Brazil
    Rev Inst Med Trop Sao Paulo 50:17-20. 2008
    ..Demographic concentration and urbanization within low sanitation and poor hygiene backgrounds, as well as unfiltered water consumption, may be related to the high frequency of T. gondii seroprevalence observed in the studied area...
  55. ncbi Genetic contribution of major histocompatibility complex class II region to type 1 autoimmune hepatitis susceptibility in Venezuela
    María del Pilar Fortes
    Institute of Immunology, Universidad Central de Venezuela, Caracas, Venezuela
    Liver Int 27:1409-16. 2007
    ..Type 1 AIH has been associated with DRB1*03, DRB1*04 and DRB3 alleles in European and North American Caucasians, with DRB1*0405 in Japanese, with DRB1*0404 in Mexican, and with DRB1*1301 in Argentinean populations...
  56. ncbi [Seasonality and nutritional status of indigenous peoples: the case of Wari' in Rondônia State, Brazil]
    Maurício Soares Leite
    Centro de Ciencias da Saude, Universidade Federal de Santa Catarina, Florianopolis, SC, Brazil
    Cad Saude Publica 23:2631-42. 2007
    ..Seasonality is an important factor when defining nutritional surveillance protocols and discussing the nutritional status of indigenous peoples...
  57. ncbi [Prevalence of hepatitis B and D serological markers in the Parakanã, Apyterewa Indian Reservation, Pará State, Brazil]
    Heloisa Marceliano Nunes
    Seção de Hepatologia, Instituto Evandro Chagas, Avenida Almirante Barroso 492, Belem, PA, Brazil
    Cad Saude Publica 23:2756-66. 2007
    ....
  58. ncbi Ancestry informative markers in Amerindians from Brazilian Amazon
    Marcelo Rizzatti Luizon
    Departamento de Genetica, Faculdade de Medicina de Ribeirao Preto, Universidade de Sao Paulo, Ribeirao Preto, Sao Paulo, CEP 14049 900, Brazil
    Am J Hum Biol 20:86-90. 2008
    ..Despite genetic drift effects, the mean allelic frequencies herein presented could be used as Amerindian parental frequencies in admixture estimates in urban Brazilian populations...
  59. ncbi Intestinal protozoa and helminths among Terena Indians in the State of Mato Grosso do Sul: high prevalence of Blastocystis hominis
    José Ivan Albuquerque Aguiar
    Departamento de Medicina Interna, Universidade Federal do Mato Grosso do Sul, Campo Grande, MS
    Rev Soc Bras Med Trop 40:631-4. 2007
    ..Males were more infected by hookworms and Strongyloides stercoralis than females. The precarious sanitary conditions of the Tereré settlement are probably a contributory factor towards the high prevalence of intestinal protozoa...
  60. ncbi [Evaluation of the nutritional status of the Parkatêjê indigenous community in Bom Jesus do Tocantins, Pará, Brazil]
    S Koifman
    Departamento de Enfermagem, , , RJ, 26260-000, Brasil
    Cad Saude Publica 17:433-7. 2001
    ..Overweight prevalence (BMI 25 to 29) was 23.7% among male adults and 50.0% among female adults, and obesity (BMI > 30) was observed in 12.5% of adult females...
  61. ncbi Y-STR analysis in Brazilian and South Amerindian populations
    Fabio P N Leite
    Laboratório de Perícias, Instituto Geral de Perícias, 90160 093 Porto Alegre, RS, Brazil
    Am J Hum Biol 20:359-63. 2008
    ..No genetic substructuring was observed in the comparisons performed. Multidimensional scaling confirmed the proposed European source of most Y-chromosome Brazilian patrilineages...
  62. ncbi Human retroviruses (HIV and HTLV) in Brazilian Indians: seroepidemiological study and molecular epidemiology of HTLV type 2 isolates
    Nice Shindo
    Advanced Public Health Laboratory, Gonçalo Moniz Research Center, Oswaldo Cruz Foundation, Salvador, Bahia 40295 001, Brazil
    AIDS Res Hum Retroviruses 18:71-7. 2002
    ..We also report for the first time HIV-1 infection among Brazilian Amerindians...
  63. ncbi [Low prevalence of dyschromatopsia using the fourth edition of HRR (Hardy, Rand and Rittler) pseudoisochromatic plate test among the Indian population of Lalima village, Terena]
    Marcos Rogério Mistro Piccinin
    Universidade de Brasilia, Brasil
    Arq Bras Oftalmol 70:259-69. 2007
    ..to evaluate the frequency of dyschromatopsias among the 10 to 45-year-old male Indian population of Lalima village, Terena ethnicity, in Miranda-MS, using the fourth edition of the pseudoisochromatic HRR test (Hardy, Rand and Rittler)...
  64. ncbi Trachoma and ethnic diversity in the Upper Rio Negro Basin of Amazonas State, Brazil
    Ana Paula Ximenes Alves
    School of Medicine of Ribeirao Preto, University of Sao Paulo, Brazil
    Ophthalmic Epidemiol 9:29-34. 2002
    ..However, the severity of the disease appears to be related to the ethnic origin of the tribes, following the rank of social and cultural values that regulate the complex interactions between the Indian groups of the region...
  65. ncbi Giardia lamblia and other intestinal parasitic infections and their relationships with nutritional status in children in Brazilian Amazon
    Filipe Anibal Carvalho-Costa
    Laboratório de Doenças Parasitárias Medicina Tropical, IOC FIOCRUZ, RJ, Brasil
    Rev Inst Med Trop Sao Paulo 49:147-53. 2007
    ..Also, the multivariate model showed that the only variable associated with hemoglobin levels was age. Intestinal parasitism control should increase children's possibilities of full development in the studied area...
  66. ncbi High frequency of mixed TT virus infections in healthy adults and children detected by a simplified heteroduplex mobility assay
    Felipe L Saback
    Department of Virology, Oswaldo Cruz Institute, Av Brasil 4365, 21045 900, RJ, Rio de Janeiro, Brazil
    J Virol Methods 101:117-25. 2002
    ....
  67. ncbi [Prevalence of epilepsy in Bakairi indians from Mato Grosso State, Brazil]
    Moacir Alves Borges
    Serviço de Neurofisiologia Clínica, Faculdade de Medicina Rio Preto, Brasil
    Arq Neuropsiquiatr 60:80-5. 2002
    ..4 per mil, and inactive was 6.2 per mil. This prevalence of the epilepsy was considered high probably due to some familial risk factor (p=0.04) among those Indians, while other factors were not important...
  68. ncbi Prevalence of antibodies against hepatitis A virus among the Kuikuro and Kaiabi Indians of Xingu National Park, Brazil
    Manuel Mindlin Lafer
    Division of Pediatric Infectious Diseases, Federal University of Sao Paulo UNIFESP EPM, SP Brazil
    Rev Inst Med Trop Sao Paulo 49:155-7. 2007
    ..They suggest that it is not necessary to introduce vaccination against Hepatitis A in these highly endemic populations...
  69. ncbi A seroprevalence and descriptive epidemiological study of malaria among Indian tribes of the Amazon basin of Brazil
    M E De Arruda
    Department of Immunology, Centro de Pesquisas Aggeu Magalhaes, Recife, Brazil
    Ann Trop Med Parasitol 90:135-43. 1996
    ..malarie, and the generally high rates of seropositivity to all three species of Plasmodium indicate that control measures which are adequate and applicable to the region studied need to be developed...
  70. ncbi Novel HLA-B35 subtypes: putative gene conversion events with donor sequences from alleles common in native Americans (HLA-B*4002 or B*4801)
    C Y Marcos
    Department of Internal Medicine, University of Texas Southwestern Medical Center, Dallas, USA
    Hum Immunol 53:148-55. 1997
    In a study of 523 normal subjects of differing ethnic groups, including 189 South American Indians, we have described novel hybridization pattern corresponding to 22 potentially new HLA-B locus alleles...
  71. ncbi Comparative performances of an HTLV-I/II EIA and other serologic and PCR assays on samples from persons at risk for HTLV-II infection
    B J Poiesz
    Department of Medicine, State University of New York, Health Science Center, Syracuse, New York 13210, USA
    Transfusion 40:924-30. 2000
    ..The performance of this ELISA was compared to that of several HTLV-I-based serologic assays and an HTLV-II PCR assay in cohorts of South American Indians and New York City IV drug users (IVDUs) in whom HTLV-II is endemic.
  72. ncbi On simple repetitive DNA sequences and complex diseases
    C Epplen
    Ruhr University Bochum, Germany
    Electrophoresis 18:1577-85. 1997
    ..of these simple repeats in distant human populations is covered including Caucasians, Bushmen and South American Indians. Furthermore, implications of simple repeat neighboring genes are discussed for the multifactorial ..
  73. ncbi Structure of the HLA-A*0204 antigen, found in South American Indians. Spatial clustering of HLA-A2 subtype polymorphism
    A R Castaño
    Department of Immunology, Fundacion Jimenez Diaz, Consejo Superior de Investigaciones Cientificas, Madrid, Spain
    Immunogenetics 34:281-5. 1991
    ....
  74. ncbi Longitudinal study of tuberculosis outcomes among immunologically naive Aché natives of Paraguay
    A Magdalena Hurtado
    Department of Anthropology, University of New Mexico, Albuquerque, New Mexico 87131 1086, USA
    Am J Phys Anthropol 121:134-50. 2003
    This study documents the course of a tuberculosis epidemic in an immunologically naive group of South American Indians within fewer than 20 years after first sustained contact with outsiders...
  75. pmc Antimalarials and the fight against malaria in Brazil
    Luiz Ma Carmargo
    ICBV USP, Monte Negro, Rondonia, Brasil
    Ther Clin Risk Manag 5:311-7. 2009
    ..b>South American Indians in the seventeenth century already used an extract of the bark of chinchona tree, commonly named "Jesuits' ..
  76. ncbi Signs and symptoms of temporomandibular disorders in Ecuadorian Indians
    R G Jagger
    Dental School, University of Wales College of Medicine, Department of Adult Dental Health, Cardiff, UK
    J Oral Rehabil 31:293-7. 2004
    ..was to determine the prevalence of signs and symptoms of temporomandibular disorders (TMD) in indigenous South American Indians. A total of 140 consecutive indigenous Indians (69 Quechua and 71 Colorado) attending a mobile dental ..
  77. ncbi Hispano-Indian admixture in Paraguay studied by analysis of HLA-DRB1 polymorphism
    O Benitez
    Laboratoire d Histocompatibilite, Hopital Saint Louis, 1, avenue Claude Vellefeaux, 75475 Paris, France
    Pathol Biol (Paris) 50:25-9. 2002
    The genetic polymorphism of the Paraguayan population results from the admixture between South American Indians named Guaranis and Spaniards...
  78. ncbi Lipoperoxidation and cyclooxygenases 1 and 2 inhibitory compounds from Iryanthera juruensis
    Dulce H S Silva
    Sao Paulo State University, C P 355, CEP 14800 900, Araraquara, SP, Brazil
    J Agric Food Chem 55:2569-74. 2007
    Plants from Iryanthera genus have been traditionally used as food supplements by South American Indians. The MeOH extract of leaves of Iryanthera juruensis, one of the plants endemic to the Amazon region and consumed in Brazil, and the ..
  79. ncbi Cocaine and metabolite concentrations in the hair of South American coca chewers
    G L Henderson
    Department of Medical Pharmacology and Toxicology, School of Medicine, University of California Davis 95616
    J Anal Toxicol 16:199-201. 1992
    Hair samples obtained from South American Indians who were identified as daily chewers of coca leaves were analyzed by a sensitive gas chromatography/mass spectrometry (GC/MS) method for cocaine, benzoylecognine (BE), and ecognine methyl ..
  80. ncbi Hydration of sickle erythrocytes using a herbal extract (Pfaffia paniculata) in vitro
    S K Ballas
    Cardeza Foundation for Hematologic Research, Department of Medicine, Jefferson Medical College, Philadelphia, PA 19107, USA
    Br J Haematol 111:359-62. 2000
    ..Its root powder has been used by South American Indians for a variety of ailments and has been reported to have a salutary effect on sickle cell disease in Brazil...
  81. ncbi Study of MICA alleles in 201 African Americans by multiplexed single nucleotide extension (MSNE) typing
    Yanzheng Zhang
    University of Texas Southwestern Medical Center, Dallas, TX 75390 8886, USA
    Hum Immunol 64:130-6. 2003
    ..were observed in African-Americans, compared to 16 that were found in North American Caucasians and 9 in South American Indians, suggesting a more diversified allelic distribution in African-Americans...
  82. ncbi Coding versus intron variability: extremely polymorphic HLA-DRB1 exons are flanked by specific composite microsatellites, even in distant populations
    C Epplen
    Molecular Human Genetics, Ruhr University, Bochum, Germany
    Hum Genet 99:399-406. 1997
    ..Comparing Caucasians, Bushmen and South American Indians, the microsatellite variation in identical DRB1 alleles (e.g...
  83. ncbi Novel HLA-A and HLA-B alleles in South American Indians
    C Y Marcos
    Department of Internal Medicine, University of Texas, Southwestern Medical Center, Dallas 75235 8886, USA
    Tissue Antigens 53:476-85. 1999
    ..The new alleles B*35092 and B*3518 have been described by us in a previous paper. The possible mechanisms that may have produced these alleles over evolutionary time are discussed...
  84. ncbi Genetic, geographic, and linguistic variation among South American Indians: possible sex influence
    Nelson J R Fagundes
    Departamento de Genetica, Instituto de Biociencias, Universidade Federal do Rio Grande do Sul, 91501 970 Porto Alegre, RS, Brazil
    Am J Phys Anthropol 117:68-78. 2002
    ..The AMOVA results suggest that populations whose members speak the same language are genetically homogeneous and may be viewed as the ultimate evolutionary unit at this level of analysis...
  85. ncbi An HLA class-II allele frequent in Eskimos and Amerindians is found in the Tyrolean Ice Man
    G F Fischer
    Department of Blood Group Serology, University of Vienna Medical School, Austria
    Ann Hum Genet 65:363-9. 2001
    ..The HLA-DRB1*1402 allele is extremely rare in Europe, but is common in Inuits and South American Indians and has previously only once been identified in the laboratory.
  86. ncbi Group-specific component (GC) in Curiaú and Pacoval, two African-derived Brazilian populations
    S F De Oliveira
    Laboratorio de Genetica, Departamento de Genetica e Morfologia, Instituto de Ciencias Biologicas, Universidade de Brasilia, Brasilia, DF, Brazil
    Am J Hum Biol 13:718-20. 2001
    ..of African contribution to their formation, but there is a clear difference between them and Europeans and South American Indians. It is suggested that the GC system is a useful marker for studying relationships between single ..
  87. ncbi The Brazilian Xavante Indians revisited: new protein genetic studies
    F M Salzano
    Departamento de Genetica, Universidade Federal do Rio Grande do Sul, Porto Alegre, Brazil
    Am J Phys Anthropol 104:23-34. 1997
    ..b>South American Indians, at least with this set of markers, do not seem to be clearly classified into defined subgroups.
  88. ncbi Helicobacter pylori prevalence among indigenous peoples of South America
    Lisa Gaye E Robinson
    Division of Infectious Diseases, Epidemiology, and Immunology, Department of Pediatrics, Emory University School of Medicine, Atlanta, Georgia, USA
    J Infect Dis 186:1131-7. 2002
    ..Seroprevalence did not correlate with the length of contact with the outside world. These results suggest that H. pylori was indigenous to the South American Indians and was not introduced by contact with outsiders.
  89. ncbi [Eating characteristics of Chilean indigenous and non-indigenous adolescent girls]
    Jacqueline Araneda
    Académica Departamento de Nutrición y Salud Pública, Universidad del Bio Bio, Departamento de Nutricion, Facultad de Medicina, Universidad de Chile, Santiago, Chile
    Arch Latinoam Nutr 60:30-5. 2010
    ..40; IC = 2.06-9.39). The study's conclusion is that the the eating habits and behavior of indigenous adolescents are similar to those of non-indigenous girls, though the former still consume more indigenous foods...
  90. pmc Nxwisen, ntzarrin or ntzo'lin? Mapping children's respiratory symptoms among indigenous populations in Guatemala
    Lisa Thompson
    University of California, Berkeley, CA, USA
    Soc Sci Med 65:1337-50. 2007
    ..It is important to use linguistically and culturally appropriate terminology to describe wheeze in prevalence studies of asthmatic symptoms among relatively isolated communities in lesser-developed countries...
  91. ncbi Human skeletal remains from Sabana de Bogotá, Colombia: a case of Paleoamerican morphology late survival in South America?
    Walter A Neves
    Laboratório de Estudos Evolutivos Humanos, Departamento de Genética e Biologia Evolutiva, Instituto de Biociencias, Universidade de Sao Paulo, C P 11461, 05422 970 Sao Paulo, Brazil
    Am J Phys Anthropol 133:1080-98. 2007
    ..On the other hand, they suggest the possibility of late survivals of the Paleoamerican pattern not restricted to isolated or marginal areas, as previously thought...
  92. ncbi Psychology. Hunter-gatherers grasp geometry
    Constance Holden
    Science 311:317. 2006
  93. ncbi Blood pressure, seasonal body fat, heart rate, and ecological differences in Caboclo populations of the Brazilian Amazon
    H P Silva
    Departamento de Antropologia, Setor de Antropologia Biológica, Museu Nacional, Universidade Federal do Rio de Janeiro, Rio de Janeiro, RJ, Brazil
    Am J Hum Biol 18:10-22. 2006
    ..Finally, conditions during the wet season diminish age-related variation in BP, suggesting that during the wet season these Caboclo may be less active...
  94. ncbi Lifestyle and mercury contamination of Amerindian populations along the Beni river (lowland Bolivia)
    Selma Ximena Luna Monrroy
    IRD, Ban Sisangvone, Vientiane, Lao PDR
    J Environ Health 71:44-50. 2008
    ..Contamination levels were found to be low compared with other Amazonian studies. The most strongly affected groups, however, were those which preserved a traditional way of life and were the most economically and socially disadvantaged...
  95. ncbi We are Originarios …"we just aren't from here": coca leaf and identity politics in the Chapare, Bolivia
    Thomas Grisaffi
    London School of Economics
    Bull Lat Am Res 29:425-39. 2010
    ..This presents a challenge to the integrity of indigenous-peasant based movements in the Chapare because it brings attention to their constructed nature and thus questions the authenticity of the originario identity...
  96. ncbi Of snakes and men: the evolution of ACE inhibitors
    Andrew S Bomback
    Department of Medicine, University of North Carolina School of Medicine, Kidney Center, Chapel Hill, North Carolina, 27599 7155, USA
    J Renin Angiotensin Aldosterone Syst 8:1-2. 2007
  97. ncbi Respiratory control in residents at high altitude: physiology and pathophysiology
    Fabiola Leon-Velarde
    Universidad Peruana Cayetano Heredia, Departamento de Ciencias Biológicas y Fisiológicas, Facultad de Ciencius Filosafia, Laboratorio de Transporte de Oxígeno, Lima, Peru
    High Alt Med Biol 7:125-37. 2006
    ....
  98. ncbi Jaguar medicine
    Alberto Villoldo
    Altern Ther Health Med 13:14-6. 2007
  99. ncbi Risk of tuberculous infection in an indigenous population from Amazonia, Brazil
    P C Basta
    Escola Nacional de Saude Publica, Fundacao Oswaldo Cruz, Rio de Janeiro, Brazil
    Int J Tuberc Lung Dis 10:1354-9. 2006
    ..Suruí Indians, Amazonia, Brazil...
  100. ncbi How many populations set foot through the Patagonian door? Genetic composition of the current population of Bahía Blanca (Argentina) based on data from 19 Alu polymorphisms
    M Resano
    Unitat d Antropologia, Departament de Biologia Animal, Universitat de Barcelona, Barcelona, Spain
    Am J Hum Biol 19:827-35. 2007
    ..A thorough knowledge of the sample origins has allowed us to make a subtle distinction of the genetic composition of Bahía Blanca...
  101. ncbi Identification of coding polymorphisms in human circadian rhythm genes PER1, PER2, PER3, CLOCK, ARNTL, CRY1, CRY2 and TIMELESS in a multi-ethnic screening panel
    Gregory A Hawkins
    Center for Human Genomics, Wake Forest University School of Medicine, Winston Salem, NC 27157, USA
    DNA Seq 19:44-9. 2008
    ..In this study, the exonic regions of the circadian rhythm genes PER1, PER2, PER3, CLOCK, ARNTL, CRY1, CRY2 and TIMELESS were re-sequenced and coding changes identified in a panel of 95 individuals varying in ethnicity...

Research Grants9

  1. Biliary oxysterols and cholangiocarcinoma
    RAHUL P KUVER; Fiscal Year: 2010
    ..involves racial groups where the prevalence of biliary stones are high - such as Native Americans, South American Indians, andAsians...
  2. Linkage Disequilibrium: mapping and positional cloning
    Newton Morton; Fiscal Year: 2006
    ..abstract_text> ..
  3. Health and economic productivity in rural Paraguay
    A Hurtado; Fiscal Year: 2003
    ..abstract_text> ..
  4. Severe Asthma and the Glucocorticoid Receptor Complex
    Gregory Hawkins; Fiscal Year: 2006
    ..This will also lay the ground work for future functional studies using coding sequence variants identified in the GR complex proteins. [unreadable] [unreadable] [unreadable]..
  5. Altitude-induced hypoxia,IUGR and placental function
    Stacy Zamudio; Fiscal Year: 2006
    ..Such work will aid substantially in elucidating the pathologies that involve placenta hypoxia, e.g., preeclampsia, diabetes and IUGR. ..
  6. Genetics of Lipoproteins in Afro-Caribbean Families
    Iva Miljkovic Gacic; Fiscal Year: 2007
    ..Our long-term goal is to dissect the genetic architecture of traditional and nuclear magnetic spectroscopy (NMR) measured lipoprotein phenotypes in extended, multi-generational families of African heritage. [unreadable] [unreadable]..
  7. Role of Apoptosis in Pemphigus
    Ning Li; Fiscal Year: 2008
    ..The work is likely to lead to a more comprehensive R01 project investigating the apoptotic pathways involved in pemphigus and its pathogenic role in pemphigus. ..
  8. MA Admixture Mapping Development & Application to NIDDM
    Michael Seldin; Fiscal Year: 2008
    ..Finally, the three strongest signals will be further investigated utilizing a dense set of SNPs in the putative susceptibility regions. [unreadable] [unreadable]..
  9. Admixture Mapping Development and Testing in AA SLE
    Michael Seldin; Fiscal Year: 2009
    ..abstract_text> ..