Results 11 to 20 of about 878,335 (267)

Evidence for immunologic mechanisms in human vitiligo: patients' sera induce damage to human melanocytes in vitro by complement-mediated damage and antibody-dependent cellular cytotoxicity.

open access: yesJournal of Investigative Dermatology, 1988
Human vitiligo is a common depigmenting disorder that is often associated with polyendocrinopathies. The etiology of vitiligo is unknown although there is indirect evidence of a strong association between antimelanocyte antibodies in animal and human ...
David A. Norris   +3 more
semanticscholar   +1 more source

Search and capture efficiency of dynamic microtubules for centrosome relocation during IS formation [PDF]

open access: yesBiophysical Journal (2019), 2019
Upon contact with antigen presenting cells (APCs) cytotoxic T lymphocytes (T cells) establish a highly organized contact zone denoted as immunological synapse (IS). The formation of the IS implies relocation of the microtubule organizing center (MTOC) towards the contact zone, which necessitates a proper connection between MTOC and IS via dynamic ...
arxiv   +1 more source

Lycium barbarum Polysaccharide Promotes Maturation of Dendritic Cell via Notch Signaling and Strengthens Dendritic Cell Mediated T Lymphocyte Cytotoxicity on Colon Cancer Cell CT26-WT

open access: yesEvidence-Based Complementary and Alternative Medicine, 2018
Lycium barbarum polysaccharide (LBP) is the major function component of Lycium barbarum L. and has been previously reported to induce the phenotypic and functional maturation of dendritic cells (DCs) as well as activating T lymphocytes.
W. Wang   +8 more
semanticscholar   +1 more source

Increased Natural Killer Cell Activation in HIV-Infected Immunologic Non-Responders Correlates with CD4+ T Cell Recovery after Antiretroviral Therapy and Viral Suppression

open access: yesPLoS ONE, 2017
The role of natural killer (NK) cell function in HIV disease especially in the setting of long-term antiretroviral therapy (ART) and viral suppression is not fully understood.
Zhenwu Luo   +9 more
semanticscholar   +1 more source

Pathological Role of Anti-CD4 Antibodies in HIV-Infected Immunologic Nonresponders Receiving Virus-Suppressive Antiretroviral Therapy

open access: yesJournal of Infectious Diseases, 2017
Increased mortality and morbidity occur among human immunodeficiency virus (HIV)-infected patients in whom CD4+ T-cell counts do not increase despite viral suppression with antiretroviral therapy (ART).
Zhenwu Luo   +15 more
semanticscholar   +1 more source

CD40L expression permits CD8+ T cells to execute immunologic helper functions.

open access: yesBlood, 2013
CD8(+) T cells play an essential role in immunity against intracellular pathogens, with cytotoxicity being considered their major effector mechanism. However, we here demonstrate that a major part of central and effector memory CD8(+) T cells expresses ...
M. Frentsch   +13 more
semanticscholar   +1 more source

Phytochemical study and evaluation of the cytotoxic properties of methanolic extract from Baccharis obtusifolia [PDF]

open access: yesInternational Journal of Medicinal Chemistry, 2018, 2019
Some species of the Baccharis genus have been shown to possess important biomedical properties, including cytotoxic activity. In this study, we examined the cytotoxic effect of methanol extract from Baccharis obtusifolia (Asteraceae) in cancer cell lines of prostate (PC-3), colon (RKO), astrocytoma (D-384), and breast (MCF-7).
arxiv   +1 more source

Antibody-Dependent Cellular Cytotoxicity Mediated by Cetuximab against Lung Cancer Cell Lines

open access: yesClinical Cancer Research, 2007
Purpose: Epidermal growth factor receptor (EGFR) is commonly overexpressed in lung cancer. Cetuximab is a chimeric mouse-human antibody targeted against EGFR. Compared with its inhibitory properties, its immunologic mechanisms have not been well studied.
J. Kurai   +12 more
semanticscholar   +1 more source

Sensing Danger: Innate Immunology for Intrusion Detection [PDF]

open access: yesInformation Security Technical Report, 12(4), pp 218-227, 2007, 2008
The immune system provides an ideal metaphor for anomaly detection in general and computer security in particular. Based on this idea, artificial immune systems have been used for a number of years for intrusion detection, unfortunately so far with little success. However, these previous systems were largely based on immunological theory from the 1970s
arxiv   +1 more source

Qualitative features of the HIV-specific CD8+ T-cell response associated with immunologic control

open access: yesCurrent Opinion in HIV and AIDS, 2011
Purpose of reviewOver the past 2 years, a clearer picture has emerged regarding the properties of HIV-specific CD8+ T cells associated with immunologic control of HIV replication.
Adam R. Hersperger   +3 more
semanticscholar   +1 more source

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