نتایج جستجو برای: cd8 lymphocytes

تعداد نتایج: 102536  

Journal: :Žurnal Grodnenskogo gosudarstvennogo medicinskogo universiteta 2023

Background. The problem of treatment phlegmon the maxillofacial region and neck remains one most urgent problems surgery. Aim. To determine degree influence local Low Level Laser Therapy (LLLT) on quantitative functional characteristics immunocytes humoral factors in peripheral blood lavage fluid neck. Material methods. We have examined treated 60 patients with Of these, 30 people made up group...

2014
Shuxian Hu Jessica H. Rotschafer James R. Lokensgard Maxim C-J. Cheeran

The ability of neural stem/progenitor cells (NSCs) to self-renew, migrate to damaged sites, and differentiate into neurons has renewed interest in using them in therapies for neurodegenerative disorders. Neurological diseases, including viral infections of the brain, are often accompanied by chronic inflammation, whose impact on NSC function remains unexplored. We have previously shown that chr...

Journal: :The Journal of Experimental Medicine 1987
K Inaba J W Young R M Steinman

Recent experiments (11-13) have shown that antigen-specific, CD8+, CD4- T lymphocytes can be induced to proliferate and become killer cells in the absence of a second population of "helper" CD8-, CD4+ cells. We have studied early events in the activation of CD4+ and CD8+ T cell subsets in the primary mixed leukocyte reaction. Dendritic cells are a major if not essential accessory cell for the a...

Journal: :Journal of virology 2015
Ankita Chowdhury Timothy L Hayes Steven E Bosinger Benton O Lawson Thomas Vanderford Joern E Schmitz Mirko Paiardini Michael Betts Ann Chahroudi Jacob D Estes Guido Silvestri

UNLABELLED Numerous studies have demonstrated that CD8(+) T lymphocytes suppress virus replication during human immunodeficiency virus (HIV)/simian immunodeficiency virus (SIV) infection. However, the mechanisms underlying this activity of T cells remain incompletely understood. Here, we conducted CD8(+) T lymphocyte depletion in 15 rhesus macaques (RMs) infected intravenously (i.v.) with SIVma...

Journal: :The Journal of Experimental Medicine 2000
Juliet V. Spencer Thomas J. Braciale

CD8(+) cytotoxic T lymphocytes (CTLs) recognize antigen in the context of major histocompatibility complex (MHC) class I molecules. Class I epitopes have been classified as dominant or subdominant depending on the magnitude of the CTL response to the epitope. In this report, we have examined the in vitro memory CTL response of H-2(d) haplotype murine CD8(+) T lymphocytes specific for a dominant...

Journal: :Advances in medical sciences 2009
A Wasiluk K Ratomski K Wnuczko J Zak M Szczepański J Wysocka E A Jasińska

PURPOSE The expression of FasR, Fas-L and Bcl-2 on CD4+ and CD8+ T lymphocytes subpopulations from the cord blood were assayed. The results in blood from boys and girls were analyses separately and compared. MATERIAL AND METHODS Twenty four full-term newborns: 13 females and 11 males were included into the study. Blood from the umbilical vein was collected immediately after cutting the umbili...

2000
Juliet V. Spencer Thomas J. Braciale

CD8 1 cytotoxic T lymphocytes (CTLs) recognize antigen in the context of major histocompatibility complex (MHC) class I molecules. Class I epitopes have been classified as dominant or subdominant depending on the magnitude of the CTL response to the epitope. In this report, we have examined the in vitro memory CTL response of H-2 d haplotype murine CD8 1 T lymphocytes specific for a dominant an...

Journal: :Respiratory Research 2007
Mathieu C Morissette Julie Parent Julie Milot

BACKGROUND It is generally accepted that emphysematous lungs are characterized by an increase in the numbers of neutrophils, macrophages, and CD8+ T lymphocytes, the lasts having increased cytotoxic activity. Because systemic inflammation is also a component of emphysema, we hypothesize that peripheral CD8+ T lymphocytes of emphysematous smokers who show evidence of systemic inflammation will h...

Journal: :Thorax 2003
M J Leckie G R Jenkins J Khan S J Smith C Walker P J Barnes T T Hansel

BACKGROUND T cells of intraepithelial phenotype have previously been detected in bronchoalveolar lavage (BAL) fluid in a range of lung diseases; these cells express the adhesion molecule alpha(E)beta(7) integrin, CD103, the ligand for epithelial cell E-cadherin. In subjects with asthma CD4+ lymphocytes are the predominant T cell subtype found in bronchial biopsy specimens and in BAL fluid, wher...

Journal: :Journal of immunology 2000
C T Nugent D J Morgan J A Biggs A Ko I M Pilip E G Pamer L A Sherman

As a result of expression of the influenza hemagglutinin (HA) in the pancreatic islets, the repertoire of HA-specific CD8+ T lymphocytes in InsHA transgenic mice (D2 mice expressing the HA transgene under control of the rat insulin promoter) is comprised of cells that are less responsive to cognate Ag than are HA-specific CD8+ T lymphocytes from conventional mice. Previous studies of tolerance ...

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