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Genomes and GenesSpecies | A Arnaiz VillenaSummaryCountry: Spain Publications
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Publications
Evolution of MHC-G in primates: a different kind of molecule for each group of speciesA Arnaiz-Villena
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
J Reprod Immunol 43:111-25. 1999..The data are concordant with the postulated immune inhibitory function for MHC-G in Old World monkeys, anthropoids and humans both at placental and inflammatory level...
Phylogeny and rapid northern and southern hemisphere speciation of goldfinches during the Miocene and Pliocene epochsA Arnaiz-Villena
Departamento de Inmunologia y Biologia Molecular, Universidad Complutense de Madrid, Spain
Cell Mol Life Sci 54:1031-41. 1998..Also, reproductive barriers are observed between closely related species and not between other more distant ones. Finally, a tentative classification for genus Carduelis species is suggested...
The origin of Cretan populations as determined by characterization of HLA allelesA Arnaiz-Villena
Department of Immunology and Molecular Biology, H 12 De Octubre, Universidad Complutense, Madrid, Spain
Tissue Antigens 53:213-26. 1999..C., when desert desiccation began. They also could be part of the stock that gave rise to Sumerians, Cretans and Iberians; this is supported by both linguistic and HLA genetic data...
Description of seven new non-human primate MHC-B allelesJ Martinez-Laso
Immunology Research Unit, Department of Microbiology, Hospital Clinico San Carlos, Madrid, Spain
Tissue Antigens 67:85-8. 2006
High polymorphism of Mhc-E locus in non-human primates: alleles with identical exon 2 and 3 are found in two different speciesM Alvarez
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Tissue Antigens 49:160-7. 1997..In addition, two Macaca mulatta individuals show an Mhc-E locus duplication. Finally, phylogenetic tree analysis shows that Mhc class I molecules found in Saguinus oedipus (described as Mhc-G homologues) are closer to Mhc-E sequences...
MHC-F polymorphism and evolutionJ Moscoso
Department of Immunology, The Madrid Regional Blood Center, Universidad Complutense, Madrid, Spain
Tissue Antigens 69:136-9. 2007..It is possible that the MHC-F protein could be involved, together with MHC-G and MHC-E, in the natural killer cell activity regulation, although rhesus macaque cannot express complete surface MHC-G orthologue molecules...
Allelic diversity at the primate MHC-DMB locus: presence of a conserved tyrosine inhibitory motif in the cytoplasmic tailM Alvarez
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Tissue Antigens 51:174-82. 1998..Finally, a clade grouping human and gorilla DMB cDNA sequences is obtained using a dendrogram (as for C4d trees); this is in contrast to others' results that obtain a human/chimpanzee clade using different DNA sequences...
Complete cDNA sequences of the DRB6 gene from humans and chimpanzees: a possible model of a stop codon readingthrough mechanism in primatesM A Moreno-Pelayo
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Carretera Andalucia, 28041 Madrid, Spain
Immunogenetics 49:843-50. 1999....
HLA-G polymorphism and evolutionA Arnaiz-Villena
Department of Immunology, The Madrid Regional Blood Center, Universidad Complutense, Madrid, Spain
Tissue Antigens 69:156-9. 2007..This seems to suggest that MHC-G genes in New World primates are not orthologous and that their function may be similar to that of classical presenting MHC genes...
New species-specific alleles at the primate MHC-G locusA Corell
Department of Immunology, 12th of October University Hospital, Complutense University of Madrid, Spain
Hum Immunol 41:52-5. 1994..Finally, phylogenetic relationships among the six MHC-G alleles, tamarins G-"like" alleles, and other human class I genes (both "classical" and "nonclassic") are discussed...
HLA-E polymorphism in Amerindians from Mexico (Mazatecans), Colombia (Wayu) and Chile (Mapuches): evolution of MHC-E geneA Arnaiz-Villena
Department of Immunology, The Madrid Regional Blood Center, Universidad Complutense, Madrid, Spain
Tissue Antigens 69:132-5. 2007....
Evolutionary relationships between HLA-B alleles as indicated by an analysis of intron sequencesE Gomez-Casado
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Tissue Antigens 53:153-60. 1999..Finally, the precise knowledge of these non-coding regions could be important for developing DNA base typing strategies for the HLA-B alleles...
Lack of MHC-G4 and soluble (G5, G6) isoforms in the higher primates, PongidaeM J Castro
Department of Immunology and Molecular Biology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Hum Immunol 61:1164-8. 2000....
Allelic diversity at the primate major histocompatibility complex DRB6 locusA Corell
Department of Immunology, Hospital 12 de Octubre, Madrid, Spain
Immunogenetics 36:33-8. 1992..Also, data are presented supporting that DRB6 may be one of the eldest genes of the DRB family, thus one of the first to diverge from the ancestral DRB gene...
A novel HLA-G allele (HLA-G*0108) with an alpha-3 domain amino acid changeJ Moscoso
Department of Immunology, Universidad Complutense, Madrid Regional Blood Center, Madrid, Spain
Tissue Antigens 70:171-3. 2007..HLA-G molecules give negative signals to Natural Killer and T lymphocytes. In the present paper, a new allele, HLA-G*08, is described, which may be useful for monitoring transplants and for HLA and disease studies...
HLA-G, -E and -F: allelism, function and evolutionJ Moscoso
Department of Immunology, Universidad Complutense, The Madrid Regional Blood Center, Madrid, Spain
Transpl Immunol 17:61-4. 2006..A strong positive directional selection is acting for maintaining the observed low polymorphism on E, F and G loci in human and apes. Invariance must be important for this non-classical class I proteins function...
Primate Mhc-E and -G allelesA Arnaiz-Villena
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Carretera Andalucia, E-28041 Madrid, Spain
Immunogenetics 46:251-66. 1997
C4d DNA sequences of two infrequent human allotypes (C4A13 and C4B12) and the presence of signal sequences enhancing recombinationN Martinez-Quiles
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Carretera de Andalucia, Madrid, Spain
J Immunol 161:3438-43. 1998....
Generation of the B*41 group of alleles as indicated by intron sequencesJ Martinez-Laso
Immunology Research Unit, Department of Microbiology, Hospital Clinico San Carlos, Madrid, Spain
Tissue Antigens 67:70-4. 2006..B*4105 and B*4106 could be generated from B*4101 allele by point mutations, and B*4103 generation is unclear due to the lack of intron 2. The importance of introns in HLA-B allele polymorphism generation is stressed...
C4 gene polymorphism in primates: evolution, generation, and Chido and Rodgers antigenicityE Paz-Artal
Immunología Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Immunogenetics 40:381-96. 1994..Finally, further data have been obtained that support trans-species conservation of A-ness and B-ness and the existence of trans-specifically conserved allelic motifs, both in intronic and exonic sequences...
Description of two new HLA-DRB alleles (DRB1*0310 and DRB3*01012) found in a Spanish infantN Martinez-Quiles
Hospital Universitario 12 de Octubre, Universidad Complutense, Madrid, Spain
Tissue Antigens 49:658-61. 1997
The Old World sparrows (genus Passer) phylogeography and their relative abundance of nuclear mtDNA pseudogenesL M Allende
Department of Immunology and Molecular Biology, Hospital 12 de Octubre, Universidad Complutense, Madrid, 28041 Spain
J Mol Evol 53:144-54. 2001..European and American Emberizinae sparrows are closely related to each other and seem to be the earliest species that radiated among the studied songbirds (all in the Miocene Epoch)...
HLA alleles in isolated populations from North Spain: origin of the Basques and the ancient IberiansP Sanchez-Velasco
Department of Immunology and Molecular Biology, Hosp 12 de Octubre, Universidad Complutense, Madrid, Spain
Tissue Antigens 61:384-92. 2003..These populations have been compared with neighbouring ones and other Mediterraneans by using neighbour-joining dendrograms and plane genetic distances...
MHC-F DNA sequences in bonobo, gorilla and orangutanR Rojo
Department of Inmunologia, H 12 Octubre, H Clinico San Carlos, Universidad Complutense, Madrid, Spain
Tissue Antigens 66:277-83. 2005..The evolutionary pathway of the six-base-pair deletion at exon 2 existing in some primates is put forward...
A novel allele, HLA-G*010114, with a non-coding DNA base change in exon 2A Arnaiz-Villena
Department of Immunology, Universidad Complutense, The Madrid Regional Blood Center, Madrid, Spain
Tissue Antigens 71:258-9. 2008..This relatively high HLA-G DNA polymorphism in comparison with their protein polymorphism suggests that evolutionary forces are acting upon HLA-G for invariance. This may be related to the immunotolerogenic function postulated for HLA-G...
HLA genes in Macedonians and the sub-Saharan origin of the GreeksA Arnaiz-Villena
Department of Immunology and Molecular Biology, H 12 De Octubre, Universidad Complutense, Madrid, Spain
Tissue Antigens 57:118-27. 2001..The time period when these relationships might have occurred was ancient but uncertain and might be related to the displacement of Egyptian-Ethiopian people living in pharaonic Egypt...
Generation of the HLA-B35, -B5, -B16, and B15 groups of alleles studied by intron 1 and 2 sequence analysisE Gomez-Casado
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Immunogenetics 46:469-76. 1997..Intronic sequences are also potentially useful to design DNA typing strategies...
Description of HLA-A*6803 and A*68N in Mazatecan Indians from MexicoG Vargas-Alarcon
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Carretera de Andalucia, 28041 Madrid, Spain
Immunogenetics 46:446-7. 1997
A new HLA-B35 (B*3516) allele found in a Mexican of Nahua (Aztec) descentG Vargas-Alarcon
Department of Immunology and Rheumatology, Hospital 12 de Octubre, Universidad Complutense, Carretera Andalucia, 28041 Madrid, Spain
Immunogenetics 43:244-5. 1996
A new HLA-B15 allele (B*1522) found in Bari-Motilones Amerindians in Venezuela: comparison of its intron 2 sequence with those of B*1501 and B*3504J Martinez-Laso
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Immunogenetics 43:108-9. 1996
A new HLA-B15 allele (B*1541) found in a Mexican of Nahua (Aztec) descentA Olivo-Díaz
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Carretera de Andalucia, E 28041 Madrid, Spain
Immunogenetics 48:148-51. 1998
Lack of HLA-G soluble isoforms in Graves-Basedow thyrocytes and complete cDNA sequence of the HLA-G*01012 alleleM J Castro
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Eur J Immunogenet 25:311-5. 1998....
Complete cDNA sequence of the HLA-DRB1*09012 alleleN Martinez-Quiles
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Eur J Immunogenet 25:307-9. 1998..In the DR9 antigen, two synonymous allelic variants (DRB1*09011 and 09012) were officially recognized, though it was later found that the first one contained an error and both sequences were, thus, identical...
Homozygous HLA-G*0105N healthy individuals indicate that membrane-anchored HLA-G1 molecule is not necessary for survivalM J Casro
Department of Immunology and Molecular Biology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Tissue Antigens 56:232-9. 2000..Also, individuals homozygous for HLA-G*0105N are healthy and with no indications of immunodeficiency or autoimmunity...
A new HLA-Cw allele (Cw*0808) found in a Colombian Mestizo individual possibly generated by an intralocus/interloci gene conversionC Silvera-Redondo
, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Immunogenetics 51:1053-7. 2000
Three new HLA-G alleles and their linkage disequilibria with HLA-AP Morales
Hospital Universitario 12 de Octubre, Universidad Complutense, Madrid, Spain
Immunogenetics 38:323-31. 1993..It may be inferred from preliminary data that in primates HLA-A/G haplotypes bearing G*II may have appeared later than those bearing G*I...
Description of a new HLA-E (E*01031) allele and its frequency in the Spanish populationE Gomez-Casado
Department of Immunology, Hospital 12 de Octubre, Universidad Complutense, Madrid, Spain
Hum Immunol 54:69-73. 1997..However, the intron 2 sequence of the E*0102 allele bears a two-base deletion not found in apes...
High-resolution molecular characterization of the HLA class I and class II in the Tarahumara Amerindian populationJ E Garcia-Ortiz
Departamento de Inmunobiología Molecular, Centro de Investigacion Biomedica, Facultad de Medicina, Universidad Autonoma de Coahuila, 27000 Torreón, Mexico
Tissue Antigens 68:135-46. 2006....
Polymorphism and distribution of HLA-DR2 alleles in Mexican populationsG Vargas-Alarcon
Cellular Biology Section, Physiology Department, Instituto Nacional de la Nutricion Salvador Zubiran, D F, Mexico, Mexico
Hum Immunol 62:286-91. 2001....
Lack of association between the polymorphism at the heat-shock protein (HSP70-2) gene and systemic lupus erythematosus (SLE) in the Mexican mestizo populationG Vargas-Alarcon
Cellular Biology Section, Department of Physiology, Instituto Nacional de Cardiologia Ignacio Chavez, Juan Badiano 1, Tlalpan 14080, Mexico City
Genes Immun 1:367-70. 2000....
The origin and spread of the HFE-C282Y haemochromatosis mutationS Distante
Hepatology Unit, Aker University Hospital, Oslo, Norway
Hum Genet 115:269-79. 2004..We conclude that the HFE C282Y mutation occurred in mainland Europe before 4,000 BC...
