Results 71 to 80 of about 106,660 (298)

Avaliação da inflamação com base na liberação de radicais oxidantes por granulócitos na asma crônica não-controlada Assessment of inflammation based on the release of oxygen radicals by granulocytes in chronic uncontrolled asthma

open access: yesJornal de Pediatria, 2009
OBJETIVO: Avaliar a liberação espontânea de ânion superóxido por granulócitos de sangue periférico de pacientes com asma crônica não-controlada antes e após corticoterapia e de indivíduos sadios.
Cristina F. Sartorelli   +3 more
doaj   +1 more source

Functional properties of granulocytes after thermal injury

open access: yes, 2012
Thermal injury, as well as other forms of severe trauma, induces simultaneous hyper- and anti-inflammatory response. While data about decreased number and responsiveness of T lymphocytes are largely consistent, reports concerning granulocytes following ...
Biljana Bozic   +9 more
core   +1 more source

Tumor‐Intrinsic ARHGEF3 Enhances Antitumor Immunity by Promoting T‐Cell Infiltration and Limiting Myeloid Cell‐Mediated Immunosuppression

open access: yesAdvanced Science, EarlyView.
ARHGEF3 is broadly downregulated across human cancers and correlates with patient prognosis. Tumor‐intrinsic ARHGEF3 activates the RHOA–ROCK–PTEN cascade to inhibit AKT signaling, thereby promoting chemokine‐driven T‐cell infiltration and relieving lipid‐mediated myeloid immunosuppression.
Yue Li   +8 more
wiley   +1 more source

Promotion of Tumor Invasion by Cooperation of Granulocytes and Macrophages Activated by Anti-tumor Antibodies

open access: yesNeoplasia: An International Journal for Oncology Research, 1999
We investigated the potential role of anti-tumor antibodies and tumor antigens in the formation of immune complexes which promote matrix degradation and angiogenesis.
Emilio Barbera-Guillem   +3 more
doaj   +1 more source

Transcriptomic Evidence Reveals the Molecular Basis for Functional Differentiation of Hemocytes in a Marine Invertebrate, Crassostrea gigas

open access: yesFrontiers in Immunology, 2020
Hemocytes play unequivocally central roles in host immune defense of bivalve mollusks, though the exact mechanisms underlying their functional differentiation are only partially understood.
Fan Mao   +30 more
doaj   +1 more source

Complete internalization of large foreign particles by granulocytes.

open access: yes, 2014
Hemocytes (average size 20.1 µm, n = 30) from the Stag Beetle Lucanus maculifemoratus (Coleoptera: Lucanidae) were injected into the hemocoel. At 12 h post injection, highly polymorphic glittering vacuoles were generated in the granulocytes. (A through C)
Saeyoull Cho (607394)   +2 more
core   +1 more source

Multimodal Imaging Reveals Rapid Catecholamine Uptake and Release by Neutrophils

open access: yesAdvanced Science, EarlyView.
We show that immune cells (neutrophils) synthesize, uptake, and store catecholamine neurotransmitters such as dopamine or adrenaline. They also release them in response to specific stimuli (serotonin), which we directly visualize using fluorescent nanosensors. We further demonstrate that catecholamines affect neutrophil functions (NETosis) and platelet
Jennifer Mohr   +19 more
wiley   +1 more source

Differential white blood cell counts in apparently healthy Eritrean blood donors at the National Blood Transfusion Center, Asmara, Eritrea

open access: yesPopulation Medicine, 2020
Introduction To our knowledge, no study has been conducted on white blood cell counts in healthy Eritrean blood donors. Therefore, this study will help to establish the reference ranges of white blood cell (WBC) counts in Eritrean people and to correlate
Faris M. Abdon   +6 more
doaj   +1 more source

Pathogen‐Centric Activation of an Azoreductase‐Responsive Antibody‐Antibiotic Conjugate for the Targeted Eradication of MRSA

open access: yesAdvanced Science, EarlyView.
A pathogen‐centric antibody‐antibiotic conjugate (AZO‐AAC) releases antibiotics via bacterial azoreductase, independent of host‐lysosomal function. This mechanism achieves nanomolar eradication of both planktonic and intracellular methicillin‐resistant Staphylococcus aureus (MRSA).
Qi Cheng   +13 more
wiley   +1 more source

Changes in the exposure of CD11b on the surface of granulocytes, after activation of Toll-like receptors in children with recurrent infections

open access: yesБіологічні студії, 2016
The effect of activation of Toll-like receptors (TLR) on presentation of CD11b adhesion molecule at the granulocytes surface in children of different age with recurrent infections was investigated.
D. V. Osypchuk, O. V. Rabosh
doaj   +1 more source

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