Results 251 to 260 of about 14,873,839 (295)

Regional differences in the density of Langerhans cells, CD8-positive T lymphocytes and CD68-positive macrophages : a preliminary study using elderly donated cadavers

open access: yesRegional differences in the density of Langerhans cells, CD8-positive T lymphocytes and CD68-positive macrophages : a preliminary study using elderly donated cadavers
openaire   +1 more source

Frequent infection of peripheral blood CD8-positive T-lymphocytes with HIV-1

Lancet, The, 1996
Summary Background Although lymphocytes expressing the CD4 surface receptor for HIV-1 have been identified as the principal target of the virus, the extent to which infection of other cell types of the immune system contributes to immunodeficiency is unknown.
Peter Simmonds, J E Bell
exaly   +2 more sources

Decreases of CD4- and CD8-positive T lymphocytes in retired chromate workers

American Journal of Industrial Medicine, 1995
AbstractTo investigate the effects of chromates on the human immune system, we measured total T lymphocytes and their two major subpopulations (CD4 + and CD8 + T lymphocytes) in the peripheral blood of 19 retired male workers who had been exposed to chromate at a chemical plant.
Takeshi Tanigawa   +2 more
exaly   +3 more sources

Autoantibodies against CD4- and CD8-Positive T Lymphocytes in HIV-Infected Hemophilia Patients

Vox Sanguinis, 1989
The presence of IgG, IgM, C3d, or gp120 on the surface of T lymphocytes was analyzed by flow cytometry in blood samples from 73 hemophilia patients and 56 healthy controls. IgG and IgM autoantibodies against CD4+ lymphocytes were found in HIV + patients but not in HIV-patients or healthy controls (p less than 0.001).
V, Daniel   +3 more
openaire   +2 more sources

Radiosensitivity of CD4 or CD8 Positive Human T-Lymphocytes by an in Vitro Colony Formation Assay

Radiation Research, 1990
The recent development of an in vitro lymphocyte colony assay makes it possible to examine variations in the radiosensitivity of humans using peripheral blood lymphocytes (PBL) instead of the skin fibroblast assay. Our recent study (M. Hakoda et al., Mutat. Res.
N, Nakamura, Y, Kusunoki, M, Akiyama
openaire   +2 more sources

CD4-positive T lymphocytes are required for the generation of the primary but not the secondary CD8-positive cytolytic T lymphocyte response to herpes simplex virus in C57BL/6 mice

Cellular Immunology, 1991
To understand the cellular basis for recovery from HSV infection, it is critical to identify functional interactions between HSV-specific T lymphocyte subpopulations involved in the generation of the optimal response. To this end, the requirement for CD4+ (L3T4+) T lymphocytes in the development of the primary and secondary CD8+ (Lyt-2+) cytolytic T ...
S R, Jennings   +4 more
openaire   +2 more sources

Mink infected with aleutian disease virus have an elevated level of CD8-positive T-lymphocytes

Veterinary Immunology and Immunopathology, 1989
Lymphocytes, monocytes, granulocytes, B-lymphocytes and CD8-positive T-lymphocytes of non-infected mink and mink infected with Aleutian disease virus (ADV) were measured by flow cytometry. The gammaglobulin levels of the sera were also measured. Besides development of hypergammaglobulinaemia in the infected mink, the most pronounced finding was that ...
openaire   +2 more sources

CD28–Negative CD8–Positive Cytotoxic T Lymphocytes Mediate Hepatocellular Damage in Hepatitis C Virus Infection

Journal of Clinical Immunology, 2003
The pathogenic mechanism for hepatocellular damage in hepatitis C virus (HCV) infection has not been clearly understood. Analysis of costimulatory molecules on lymphocytes may give us insight into the pathogenic mechanism of hepatocellular damage in HCV infection.
Kazutaka, Kurokohchi   +10 more
openaire   +2 more sources

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