Results 71 to 80 of about 10,095 (194)

Evaluating Multiple Arthropod Taxa as Indicators of Invertebrate Diversity in Old Fields [PDF]

open access: yes, 2018
Biodiversity, often quantified by species richness, is commonly used to evaluate and monitor the health of ecosystems and as a tool for conservation planning. The use of one or more focal taxa as surrogates or indicators of larger taxonomic diversity can
Brayshaw, Alyssa C   +5 more
core   +3 more sources

Phytohormones and emerging plant growth regulators in tailoring plant immunity against viral infections

open access: yesPhysiologia Plantarum, Volume 177, Issue 2, March/April 2025.
Abstract Viral infections are major contributors to crop yield loss and represent a significant threat to sustainable agriculture. Plants respond to virus attacks by activating sophisticated signalling cascades that initiate multiple defence mechanisms.
Kritika Shukla   +4 more
wiley   +1 more source

Identification, Characterization, and Expression Analysis of CD79A and CD79B in the Sichuan Taimen (Hucho bleekeri)

open access: yesAquaculture Research, Volume 2025, Issue 1, 2025.
In the immune system, humoral immunity is mediated by B lymphocytes that destroy antigens through the production of antibodies by plasma cells. The CD79A and CD79B play important roles in the transduction of antigen‐stimulated signals. However, only a few studies have investigated the immune functions of CD79A and CD79B in teleosts.
Yeyu Chen   +10 more
wiley   +1 more source

Estudo da proliferação linfocitária em pacientes sensibilizados ao níquel Study on lymphocyte proliferation in nickel sensitive patients

open access: yesAnais Brasileiros de Dermatologia, 2005
FUNDAMENTO: O diagnóstico da alergia ao níquel é estabelecido com a realização do teste de contato. OBJETIVO: Desenvolver um método diagnóstico mais sensível e específico.
Ana Paula Galli Sanchez   +6 more
doaj   +1 more source

Variable Corticosteroid Sensitivity of Thymic Cortex and Medullary Peripheral-type Lymphoid Tissue in Myasthenia Gravis Patients: Structural and Functional Effects [PDF]

open access: yes, 2017
The thymus has been studied in myasthenia gravis patients to assess the effects of previous immunosuppresslon on total yields of cell suspension, immunohistology and culture responses.
BROWN, A. N.   +6 more
core  

Dysregulation of H/ACA ribonucleoprotein components in chronic lymphocytic leukemia [PDF]

open access: yes, 2017
Telomeres are protective repeats of TTAGGG sequences located at the end of human chromosomes. They are essential to maintain chromosomal integrity and genome stability.
Bezares, Raimundo F.   +6 more
core   +1 more source

Galactomannans: A Suitable Biopolymer to Produce Advanced Food Packaging

open access: yesInternational Journal of Food Science, Volume 2025, Issue 1, 2025.
Galactomannans (GMs) have promising food packaging applications as edible films and coatings. These natural polysaccharides offer an environmentally friendly and sustainable alternative to conventional nonbiodegradable and nonedible plastic materials.
Elder dos Santos Araujo   +4 more
wiley   +1 more source

Ribosomal RNA N-glycosylase Activity Assay of Ribosome-inactivating Proteins

open access: yesBio-Protocol, 2017
Ribosome-inactivating proteins (RIPs) are enzymes that irreversibly inactivate ribosomes as a consequence of their N-glycosylase (EC 3.2.2.22) activity. The enzyme cleaves the N-glycosidic bond between the adenine No.
José Ferreras   +2 more
doaj   +1 more source

Combinations of antioxidants and/or of epigenetic enzyme inhibitors allow for enhanced collection of mouse bone marrow hematopoietic stem cells in ambient air [PDF]

open access: yes, 2018
Hematopoietic cell transplantation (HCT) is a treatment for malignant and non-malignant disorders. However, sometimes the numbers of donor hematopoietic stem cells (HSC) are limiting, which can compromise the success of HCT.
Broxmeyer, H.E.   +5 more
core   +1 more source

Metal Hypersensitivity in Patients With Failure of Joint Prosthesis Treatment

open access: yesJournal of Immunology Research, Volume 2025, Issue 1, 2025.
The objective of this study is to measure lymphocyte responses to metal antigens using MELISA (memory lymphocyte immunostimulation assay) test–modified lymphocyte transformation test (mLTT) and to evaluate metal sensitization in patients with and without the need of prosthetic surgery. This study is a case‐control retrospective survey.
Jana Bruna   +6 more
wiley   +1 more source

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