L Feller

Summary

Affiliation: University of Limpopo
Country: South Africa

Publications

  1. pmc Melanin: the biophysiology of oral melanocytes and physiological oral pigmentation
    Liviu Feller
    Department of Periodontology and Oral Medicine, University of Limpopo Medunsa Campus, Pretoria, South Africa
    Head Face Med 10:8. 2014
  2. doi Oral mucosal immunity
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, Pretoria, South Africa Electronic address
    Oral Surg Oral Med Oral Pathol Oral Radiol 116:576-83. 2013
  3. pmc Extranodal natural killer/T-cell lymphoma, nasal type: 'midline lethal granuloma.' A case report
    Martha M Tlholoe
    Department of Maxillofacial and Oral Surgery, University of Limpopo, Medunsa Campus, South Africa
    Head Face Med 9:4. 2013
  4. ncbi New 'second primary' cancers
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, South Africa
    SADJ 67:175-8. 2012
  5. ncbi Enamel dysplasia with hamartomatous atypical follicular hyperplasia (EDHFH) syndrome: suggested pathogenic mechanisms
    L Feller
    Department of Periodontology and Oral Medicine, School of Dentistry, University of Limpopo, Medunsa Campus, South Africa
    SADJ 63:102-5. 2008
  6. ncbi Chemotherapy- and radiotherapy-induced oral mucositis: pathobiology, epidemiology and management
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:372-4. 2010
  7. ncbi HPV modulation of host immune responses
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:266-8. 2010
  8. ncbi Facial lymphoedema as an indicator of terminal disease in oral HIV-associated Kaposi sarcoma
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:14, 16-8. 2010
  9. ncbi Osteosarcoma of the jaw. A brief review and a case report
    R A G Khammissa
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, South Africa
    SADJ 64:220-1. 2009
  10. ncbi Syphilis in the context of HIV infection
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 66:288-91. 2011

Collaborators

Detail Information

Publications52

  1. pmc Melanin: the biophysiology of oral melanocytes and physiological oral pigmentation
    Liviu Feller
    Department of Periodontology and Oral Medicine, University of Limpopo Medunsa Campus, Pretoria, South Africa
    Head Face Med 10:8. 2014
    ..In this article, we discuss some aspects of the biophysiology of oral melanocytes, of the functions of melanin, and of physiological oral pigmentation. ..
  2. doi Oral mucosal immunity
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, Pretoria, South Africa Electronic address
    Oral Surg Oral Med Oral Pathol Oral Radiol 116:576-83. 2013
    ..Ig isotype class switching to IgA is either dependent on or independent of T helper cells and is facilitated by cytokines secreted by dendritic cells and monocytes. ..
  3. pmc Extranodal natural killer/T-cell lymphoma, nasal type: 'midline lethal granuloma.' A case report
    Martha M Tlholoe
    Department of Maxillofacial and Oral Surgery, University of Limpopo, Medunsa Campus, South Africa
    Head Face Med 9:4. 2013
    ..Extranodal NK/T cell lymphoma, nasal type, is rare, but even more rare in black persons. The purpose of this article is to report a severe case of extranodal NK/T cell lymphoma, nasal type, in an elderly black male...
  4. ncbi New 'second primary' cancers
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, South Africa
    SADJ 67:175-8. 2012
    ....
  5. ncbi Enamel dysplasia with hamartomatous atypical follicular hyperplasia (EDHFH) syndrome: suggested pathogenic mechanisms
    L Feller
    Department of Periodontology and Oral Medicine, School of Dentistry, University of Limpopo, Medunsa Campus, South Africa
    SADJ 63:102-5. 2008
    ..Thus, alterations in the function of enamel matrix protein function, may be the common denominator responsible for the development of the EDHFH phenotype...
  6. ncbi Chemotherapy- and radiotherapy-induced oral mucositis: pathobiology, epidemiology and management
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:372-4. 2010
    ..Therefore the treatment is empiric. This paper offers a brief review of current knowledge of the pathophysiology and treatment of oral mucositis...
  7. ncbi HPV modulation of host immune responses
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:266-8. 2010
    ....
  8. ncbi Facial lymphoedema as an indicator of terminal disease in oral HIV-associated Kaposi sarcoma
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:14, 16-8. 2010
    ..He died 3 weeks after the onset of facial lymphoedema...
  9. ncbi Osteosarcoma of the jaw. A brief review and a case report
    R A G Khammissa
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, South Africa
    SADJ 64:220-1. 2009
    ..A clinical finding of tooth displacement and tooth mobility associated with radiolucency/radiopacity should alert the practitioner to the possibility of osteosarcoma or some other malignancy...
  10. ncbi Syphilis in the context of HIV infection
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 66:288-91. 2011
    ..In South Africa where HIV infection is epidemic, syphilis is prevalent. It is the purpose of this paper to review the interrelationship between syphilis and HIV infection, and the oral manifestations of syphilis...
  11. ncbi Insights into immunopathogenic mechanisms of HIV infection: high levels of immune activation and HIV fitness
    L Feller
    Department of Periodontology and Oral Medicine, School of Dentistry, University of Limpopo, Medunsa Campus, South Africa
    SADJ 63:552, 554, 556-7. 2008
    ..In this paper HIV fitness in relation to the chronic immune activation in HIV infection will be discussed...
  12. ncbi Tuberculosis part 3: HIV-tuberculosis co-infection
    L Feller
    Department of Periodontology and Oral Medicine, School of Dentistry, University of Limpopo, Medunsa Campus, Pretoria, South Africa
    SADJ 64:352-4. 2009
    ..There is a synergistic relationship between tuberculosis and HIV infection as each accelerates the progression of the other...
  13. ncbi Tuberculosis part 4: Control of Mycobacterium tuberculosis transmission in dental care facilities
    L Feller
    Department of Periodontology and Oral Medicine, School of Dentistry, University of Limpopo, Medunsa Campus, Pretoria, South Africa
    SADJ 64:408-10. 2009
    ..This article offers recommendations for the necessary components of an effective Mtb infection control programme...
  14. ncbi The pathobiology and mechanisms of infection of HPV
    N H Wood
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:124-6. 2010
    ..In this article we provide insights into the stages of HPV infection, and into the viral genomic organization and replicative cycle...
  15. ncbi A short account of cancer--specifically in relation to squamous cell carcinoma
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, PO Box D26, School of Oral Health Sciences, Medunsa Campus, 0204, South Africa
    SADJ 65:322-4. 2010
    ....
  16. ncbi HPV-associated oral warts
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 66:82-5. 2011
    ..5% in the general population, occur in up to 5% of HIV-seropositive subjects, and in up to 23% of HIV-seropositive subjects on highly active antiretroviral therapy. This paper is a clinico-pathological review of HPV-associated oral warts...
  17. ncbi HIV-associated Kaposi sarcoma in African children
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:20-2. 2010
    ....
  18. ncbi Lupus erythematosus: a short account
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 66:234-6. 2011
    ....
  19. ncbi Alcohol and oral squamous cell carcinoma
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, South Africa
    SADJ 68:176-80. 2013
    ..Alcohol also acts synergistically with the products of tobacco combustion in the pathogenesis of oral squamous cell carcinoma...
  20. ncbi Discoid lupus erythematosus as it relates to cutaneous squamous cell carcinoma and to photosensitivity
    M H Motswaledi
    Department of Dermatology, School of Medicine, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 66:340-3. 2011
    ..Herein, we discuss some aspects of the pathogenesis of discoid lupus erythematosus in relation to ultraviolet radiation and malignant transformation...
  21. ncbi Peri-implant mucositis and peri-implantitis: clinical and histopathological characteristics and treatment
    R A G Khammissa
    Department of Periodontology and Oral Medicine, University of Limpopo, South Africa
    SADJ 67:122, 124-6. 2012
    ..Peri-implantitis is more difficult to treat largely because of the problem of decontamination of the roughened, threaded surfaces of exposed implants. As a rule, surgical treatment will be necessary, and even then success is not assured...
  22. ncbi Alveolar bone necrosis and spontaneous tooth exfoliation in an HIV-seropositive subject with herpes zoster
    L Feller
    Department of Periodontology and Oral Medicine, School of Dentistry, University of Limpopo, Medunsa Campus, South Africa
    SADJ 63:106-10. 2008
    ....
  23. ncbi Primary oral melanoma associated with HIV infection
    L Feller
    Department of Periodontology and Oral Medicine, Box D26, School of Dentistry, University of Limpopo Medunsa Campus, 0204, South Africa
    SADJ 63:016-7. 2008
    ..It has a poor prognosis. Surgical excision is the treatment of choice while radiotherapy and chemotherapy are adjunctive. This report documents an unusual case of POM and reviews field cancerization in POM...
  24. ncbi Bisphosphonate-related osteonecrosis of the jaw
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 66:30-2. 2011
    ..New guidelines for the treatment of bisphosphonate-related osteonecrosis of the jaw are emerging, but hitherto treatment has been empirically conservative...
  25. ncbi Focal epithelial hyperplasia (Heck disease) related to highly active antiretroviral therapy in an HIV-seropositive child. A report of a case, and a review of the literature
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:172-5. 2010
    ..We describe a case of focal epithelial hyperplasia in an HIV-seropositive child receiving highly active antiretroviral therapy, who was successfully treated by using diode laser ablation...
  26. ncbi Oral cancer-associated paraneoplastic syndromes
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 65:424-6. 2010
    ..Though uncommonly, oral carcinomata have reportedly been associated with paraneoplastic pemphigus, humoral hypercalcaemia of malignancy, syndrome of inappropriate antidiuretic hormone, and paraneoplastic leukocytosis syndrome...
  27. ncbi A report of oral extramedullary acute myeloid leukaemia (AML) in an 8-year-old girl with newly diagnosed AML-M4Eo
    C Anagnostopoulos
    Department of Maxillofacial and Oral Surgery, School of Dentistry, University of Limpopo Medunsa Campus, South Africa
    SADJ 62:390, 392-3. 2007
    ..We present a case of an 8-year-old girl with AML-M4Eo who had an extramedullary leukaemic tumour in the oral cavity...
  28. ncbi Enamel dysplasia with hamartomatous atypical follicular hyperplasia: review of the literature and report of a case
    L Feller
    Department of Periodontology and Oral Medicne, School of Dentistry, University of Limpopo, Medunsa Campus, South Africa
    SADJ 63:096-7, 100-1. 2008
    ....
  29. ncbi Localized aggressive periodontitis associated with unusual gingival enlargement posing a diagnostic dilemma: a case report
    Y Jadwat
    Department of Periodontology and Oral Medicine School of Dentistry, University of Limpopo, Medunsa Campus, South Africa
    SADJ 63:230-2. 2008
    ..Once a definitive diagnosis was made, the patient was treated conventionally...
  30. pmc Noma (cancrum oris): a report of a case in a young AIDS patient with a review of the pathogenesis
    J N Masipa
    Department of Maxillofacial and Oral Surgery, Polokwane Mankweng Hospital, University of Limpopo, Polokwane Campus, Polokwane, Limpopo, South Africa
    Head Neck Pathol 7:188-92. 2013
    ..There was severe disfigurement and severe impairment of function. Noma is primarily an anaerobic bacterial infection with secondary ischaemia leading to osteonecrosis and mid-facial destruction...
  31. doi Noma (cancrum oris) in the South African context
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa, South Africa
    J Oral Pathol Med 43:1-6. 2014
    ..Although worldwide there is no evidence that HIV infection is a strong risk factor for noma, HIV infection may play a substantial role in the pathogenesis of noma in South Africa. ..
  32. ncbi Peri-implant mucositis and peri-implantitis: bacterial infection
    R A G Khammissa
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, South Africa
    SADJ 67:70, 72-4. 2012
    ..The aim of this paper is to review some aspects of bacterial infection of the tissue supporting dental implants, and to explore how to maintain the healthy peri-implant soft-tissue unit...
  33. ncbi Plasma cell gingivitis: does it exist? Report of a case and review of the literature
    Y Jadwat
    Department of Periodontology and Oral Medicine, School of Dentistry, University of Limpopo, Medunsa Campus, South Africa
    SADJ 63:394-5. 2008
    ..The clinical and histopathological differential diagnosis of plasma cell gingivitis is discussed and an argument is presented raising certain doubts whether plasma cell gingivitis is a distinct clinicopathological entity or not...
  34. ncbi Idiopathic gingival fibromatosis: a review of the literature and a case report
    N H Wood
    Department of Periodontology and Oral Medicine, School of Dentistry, Medunsa Campus, University of Limpopo, Pretoria, South Africa
    SADJ 63:298-300. 2008
    ..This article describes an unusual case of idiopathic gingival fibromatosis with delayed eruption of permanent teeth in an 8 year-old boy. The pathogenic mechanisms that bring about gingival fibromatosis are discussed...
  35. doi Oral mucosal melanoma: some pathobiological considerations and an illustrative report of a case
    M M Tlholoe
    Department of Maxillofacial Oral Surgery, University of Limpopo, Medunsa Campus, Pretoria, South Africa
    Head Neck Pathol 9:127-34. 2015
    ..In this paper we discuss some aspects of the pathobiology of oral mucosal melanoma, and present an illustrative case report. ..
  36. doi Oral candidosis in relation to oral immunity
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, Pretoria, South Africa
    J Oral Pathol Med 43:563-9. 2014
    ..IL-17-mediated protective immune response is essential for oral mucosal immunity to C. albicans infection...
  37. doi Oral sarcoidosis: a case report and review of the literature
    M H Motswaledi
    Department of Dermatology, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    Aust Dent J 59:389-94. 2014
    ..Oral sarcoidosis is rare with only about 70 cases having been reported in the literature. The purpose of this report is to present a case of oral and cutaneous sarcoidosis in a black female that was probably triggered by mycobacteria. ..
  38. ncbi Orbital abscess as a complication of odontogenic infection. A case report and review of the literature
    J N Masipa
    Department of Oral and Maxillofacial Surgery, University of Limpopo Medunsa Campus, South Africa
    SADJ 62:318-9. 2007
    ....
  39. ncbi Oral histoplasmosis as the initial indication of HIV infection: a case report
    J White
    Department of Maxillofacial and Oral Surgery, University of Limpopo, Medunsa Campus, South Africa
    SADJ 62:452, 454-5. 2007
    ..There were lesions of the gingivae and there was destruction of the hard palate with extension into the right maxillary sinus and the right nasal cavity...
  40. ncbi The peri-implant soft tissue unit: a literature review
    R A G Khammissa
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, South Africa
    SADJ 67:26, 28-9. 2012
    ..The purpose of this short review is to refresh the reader's knowledge of some important factors with regard to establishing and maintaining the integrity of the peri-implant soft tissue...
  41. ncbi Aspects of immunopathogenic mechanisms of HIV infection
    L Feller
    Department of Periodontology and Oral Medicine, Box D26, Faculty of Dentistry, Medunsa Campus 0204, University of Limpopo
    SADJ 62:432-4, 436. 2007
    ..Other factors influencing the progression of HIV disease include the HIV viral load, the nature of the particular infecting HIV, and the level of competence of the immune effector cells...
  42. doi Inflammation in the context of oral cancer
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, South Africa
    Oral Oncol 49:887-92. 2013
    ..The purpose of this article is to elaborate on some of the more important relationships between oral cancer and inflammation, and to comment on the role of inflammation in the pathogenesis of oral squamous cell carcinoma. ..
  43. ncbi Cancer metastasis: a short account
    L Feller
    Department of Periodontology and Oral Medicine, School of Oral Health Sciences, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    SADJ 66:180-3. 2011
    ..This is the critical mechanism determining the destination of metastatic cells. The subsequent paracrine interactions between the metastatic cells and their new microenvironment are essential for establishment of a metastatic cancer...
  44. ncbi Congenital epulis. A case report
    M Mabongo
    Department of Maxillofacial and Oral Surgery, School of Dentistry, University of Limpopo, Medunsa Campus, South Africa
    SADJ 63:350-1. 2008
    ..It is a benign hamartoma that may interfere with feeding and respiration. The treatment of CE is by simple excision. In the 136 years since CE was first described, more than 200 cases of CE have been reported in the literature...
  45. ncbi Xeroderma pigmentosum: a case report and review of the literature
    L Feller
    Department of Periodontology and Oral Medicine, School of Dentistry, Faculty of Health Sciences, University of Limpopo, Medunsa Campus, South Africa
    J Prev Med Hyg 51:87-91. 2010
    ..The extensive ultraviolet radiation-induced skin and eye damage are evidence of neglect of sun-protection and lack of appropriate medical care from childhood...
  46. doi Oral HIV-associated Kaposi sarcoma
    L Pantanowitz
    Department of Pathology, University of Pittsburgh Medical Center, Pittsburgh, PA, USA
    J Oral Pathol Med 42:201-7. 2013
    ..The oral lesions of AIDS-KS are best managed with HAART together with systemic chemotherapy. This article provides a review of contemporary knowledge of the biology, pathology, clinical features and management of oral AIDS-KS...
  47. doi Oral squamous cell carcinoma in a South African sample: Race/ethnicity, age, gender, and degree of histopathological differentiation
    R A Khammissa
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, Limpopo Province, South Africa
    J Cancer Res Ther 10:908-14. 2014
    ....
  48. ncbi Necrotizing gingivitis of Kaposi sarcoma affected gingivae
    L Feller
    Department of Periodontology and Oral Medicine, Faculty of Dentistry, University of Limpopo, Medunsa Campus, South Africa
    SADJ 61:314-7. 2006
    ..The nature of necrotizing gingivitis and Kaposi sarcoma and the possible differential diagnosis of the periodontal attachment loss are discussed...
  49. ncbi Diffuse infiltrative CD8+ lymphocytosis syndrome: review of the literature and report of a case
    L Feller
    Department of Periodontology and Oral Medicine, Box D26, Faculty of Dentistry, University of Limpopo, Medunsa Campus 0204, South Africa
    SADJ 62:314-7. 2007
    ..A review of the literature of DILS and a description of a typical case of bilateral cystic lymphoepithelial lesions of the parotid glands, in an HIV-seropositive subject with DILS, is presented...
  50. ncbi The association between human herpes viruses and periodontal disease, part 2
    L Feller
    Department of Periodontology and Oral Medicine, Faculty of Dentistry, University of Limpopo
    SADJ 62:170, 172, 174. 2007
    ....
  51. pmc Cell transformation and the evolution of a field of precancerization as it relates to oral leukoplakia
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, South Africa
    Int J Dent 2011:321750. 2011
    ..The pathogenic mechanisms that drive the carcinomatous transformation of oral leukoplakias, in which cytogenetic alterations in the keratinocytes cannot be detected, are unknown...
  52. pmc Oral Leukoplakia as It Relates to HPV Infection: A Review
    L Feller
    Department of Periodontology and Oral Medicine, University of Limpopo, Medunsa Campus, Medunsa, South Africa
    Int J Dent 2012:540561. 2012
    ....