Results 71 to 80 of about 113,640 (303)

Molecular dynamics simulations of positively selected codons in FcγRI reveal novel biochemical binding properties

open access: yesFEBS Open Bio, EarlyView.
Evolutionary analysis across 32 placental mammals identified positive selection at residues H148 and W149 in the immune receptor FcγR1. Ancestral reconstruction combined with molecular dynamics simulations reveals how these mutations may influence receptor structure and dynamics, providing insight into the evolution of antibody recognition and immune ...
David A. Young   +7 more
wiley   +1 more source

Synergistic effects of Bifidobacterium animalis subsp. lactis Ca360 and zinc sulfate on zinc transport, oxidative stress, and intestinal inflammation in zinc-deficient mice

open access: yesFrontiers in Nutrition
Zinc deficiency is closely associated with oxidative stress, inflammation, and intestinal dysfunction. In this study, a zinc-deficient mouse model was used to evaluate the effects of Bifidobacterium animalis subsp. lactis Ca360 (B.
Haofei Wang   +11 more
doaj   +1 more source

The crystal structure of the Borrelia burgdorferi nicotinamidase BBE22 resolves a long‐standing annotation error

open access: yesFEBS Open Bio, EarlyView.
The crystal structure of Borrelia burgdorferi nicotinamidase (PncA/BBE22) reveals the correct full‐length protein initiated from a non‐canonical AUU start codon. The structure validates previous biochemical findings and resolves a long‐standing annotation error, demonstrating that the truncated database sequence is structurally incompatible with the ...
Kalvis Brangulis
wiley   +1 more source

Dietary zinc deficiency and expression of T lymphocyte signal transduction proteins

open access: yes, 2004
Impaired immune function in dietary zinc (Zn) deficiency is characterized in part by reduced lymphocyte numbers (lymphopenia) and depressed cell-mediated (T lymphocyte) immune function, however, the causative mechanisms at the molecular level have not ...
Taylor, CG ; Giesbrecht J-AC
core   +1 more source

GAD65 Antibody ELISA With Extended Reportable Range: Validation and Guidance for Neurological Practice

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To (1) validate GAD65‐ELISA detection and quantification for type 1 diabetes mellitus and autoimmune neurological diagnoses, (2) correlate ELISA results (reference range < 5 IU/mL) with established radioimmunoprecipitation assay (RIA; ≤ 0.02 nmol/L), and (3) define ELISA clinical utility and pitfalls.
Andrew McKeon   +11 more
wiley   +1 more source

Nutritional zinc deficiency, immune capacity and malaria : a study on mediators of immunity to malaria caused by Plasmodium falciparum in African children

open access: yes, 2009
This thesis aimed at investigating the role of genetic and nutritional factors that affect the immune response to malaria in Tanzanian children. The introductory chapter (Chapter 1) reviews the importance of nutritional deficiencies, particularly of zinc,
Mbugi, E.V.
core  

Cognitive and Neuroimaging Divergence Between Juvenile and Adult FUS Amyotrophic Lateral Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Amyotrophic lateral sclerosis (ALS) is a neurodegenerative disorder characterized by progressive motor neuron degeneration. Fused in sarcoma (FUS)‐associated juvenile ALS (jALS) represents a distinct and aggressive subgroup with rapid deterioration and poor prognosis.
Alexandra V. Jürs   +7 more
wiley   +1 more source

Effects of Zinc Deficiency on the Vallate Papillae and Taste Buds in Rats

open access: yes, 2008
BACKGROUND AND PURPOSE: Zinc deficiency is associated with multiple clinical complications, including taste disturbance, anorexia, growth retardation, skin changes, and hypogonadism.
LU, KUO-SHYAN, 盧國賢
core  

Revisiting Stability Criteria in Ball‐Milled High‐Entropy Alloys: Do Hume–Rothery and Thermodynamic Rules Equally Apply?

open access: yesAdvanced Engineering Materials, Volume 27, Issue 6, March 2025.
The stability criteria affecting the formation of high‐entropy alloys, particularly focusing in supersaturated solid solutions produced by mechanical alloying, are analyzed. Criteria based on Hume–Rothery rules are distinguished from those derived from thermodynamic relations. The formers are generally applicable to mechanically alloyed samples.
Javier S. Blázquez   +5 more
wiley   +1 more source

Zinc and phosphorus responses in transplanted oilseed rape (Brassica napus)

open access: yes, 1996
Raising seedlings in a nursery and then transplanting them into the mainfield is a common practice for intensive cropping systems but the special nutrient requirements of the transplanted field crop have seldom been considered.
Bell, R.W., Hu, D., Xie, Z.
core  

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