Results 111 to 120 of about 15,495 (243)

High dietary intake of retinol leads to bone marrow hypoxia and diaphyseal endosteal mineralization in rats

open access: yes, 2011
Vitamin A (retinol) is the only molecule known to induce spontaneous fractures in laboratory animals and we have identified retinol as a risk factor for fracture in humans.
Thomas Lind   +30 more
core   +1 more source

Solution structure of a repeated unit of the ABA-1 nematode polyprotein allergen of ascaris reveals a novel fold and two discrete lipid-binding sites [PDF]

open access: yes, 2011
Parasitic nematode worms cause serious health problems in humans and other animals. They can induce allergic-type immune responses, which can be harmful but may at the same time protect against the infections. Allergens are proteins that trigger allergic
Ball, G.   +33 more
core   +1 more source

Regulation by FSH of the dynamic expression of retinol-binding protein 4 in the mouse ovary

open access: yesReproductive Biology and Endocrinology, 2018
Background Ovarian retinoid homeostasis plays an important role in the physiological function of the ovary. Retinol-binding protein 4 (RBP4) acts as the mediator for the systemic and intercellular transport of retinol and is heavily involved in cellular ...
Yanwen Jiang   +5 more
doaj   +1 more source

Biofluid Biomarkers of Cognitive Functioning in Bipolar Disorder: A Systematic Review by the Targeting Cognition and Older‐Age Bipolar Disorder ISBD Task Forces

open access: yesBipolar Disorders, Volume 28, Issue 5, August 2026.
ABSTRACT Background Cognitive impairment is common in bipolar disorder (BD), but the underlying pathophysiology remains unclear. This systematic review aimed to (1) summarize all literature describing relationships of biofluid biomarkers and cognition in BD and (2) identify which biofluid biomarkers correlate most consistently with cognition in BD ...
Alexandra J. M. Beunders   +21 more
wiley   +1 more source

Structure-function relationships of the retinol-binding protein receptor, STRA6

open access: yes, 2011
Retinol (Vitamin A) and its derivatives are essential in a wide range of biological processes, from embryonic growth and development, to the correct functioning of the adult brain, spanning almost all vertebrate organ systems. Retinol transport in plasma
Brown, Lindsay Anne
core  

Plasma retinol transport and clearance in hypervitaminosis A.

open access: yesJournal of dairy science, 1979
Effects of mild and severe hypervitaminosis A on retinol transport and clearance were studied in mature ewes. Excessive vitamin A intake was assoicated with high concentrations of vitamin A in plasma and liver, with elevated serum enzymes, with decreased feed consumption and packed cell volume, and with epithelial hyperplasia.
S, Donoghue, D S, Kronfeld, C F, Ramberg
openaire   +1 more source

Natural History of Chronic Kidney Disease in Sickle Cell Disease

open access: yesAmerican Journal of Hematology, Volume 101, Issue 7, Page 1456-1477, July 2026.
ABSTRACT Kidney complications, referred to as nephropathy, develop early in sickle cell disease (SCD). In addition to its known morbidity, abundant data show that chronic kidney disease (CKD) is associated with an increased mortality risk in SCD. Increasing evidence suggests that the natural history of SCD nephropathy is progressive. Initial glomerular
Kenneth I. Ataga
wiley   +1 more source

Caenorhabditis elegans and Drosophila melanogaster as Model Organisms in Biofactor Research

open access: yesBioFactors, Volume 52, Issue 4, July/August 2026.
This review presents Caenorhabditis elegans and Drosophila melanogaster as powerful and ethically sound invertebrate model organisms that can be used to investigate nutritional science questions relating to biofactors. Such nutritional phenotyping studies can bridge the gap between in vitro studies and in vivo research in mammals.
Kai Lüersen   +2 more
wiley   +1 more source

Vitamin A and retinol-binding protein metabolism during fetal development in the rat.

open access: yes, 1977
Studies were conducted on the metabolism and placental transport of vitamin A and plasma retinol-binding protein (RBP) during fetal development in the rat.
D S Goodman, J E Smith, Y I Takahashi
core   +1 more source

CCT7 Expression Affects the Prognosis of Lung Adenocarcinoma

open access: yesCancer Reports, Volume 9, Issue 7, July 2026.
ABSTRACT Background CCT7 is a chaperonin containing tailless complex polypeptide 1 subunit. The study focused on investigating its prognostic significance for lung adenocarcinoma (LUAD). Methods CCT7 expression in LUAD and matched non‐carcinoma lung samples was examined via TCGA database. Besides, we utilized the GEO database and RT‐qPCR for validating
Yue Li   +8 more
wiley   +1 more source

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