Results 61 to 70 of about 20,924,698 (293)

Evaluating the effect of γ‐oryzanol on MASLD pathology using a medaka fish model

open access: yesFEBS Open Bio, EarlyView.
This study explores a liver disease called MASLD, which is increasing worldwide and can lead to serious damage. Researchers used medaka fish instead of rodents to test a food compound, γ‐oryzanol. Fish fed this compound had less liver fat and healthier gut bacteria.
Yukako Ito   +7 more
wiley   +1 more source

Stable isotope dilution techniques for assessing vitamin A status and bioefficacy of provitamin A carotenoids in humans. [PDF]

open access: yes, 2005
Vitamin A deficiency is a major global public health problem. Among the variety of techniques that are available for assessing human vitamin A status, evaluating the provitamin A nutritional values of foodstuffs and estimating human vitamin A ...
Judy D Ribaya-Mercado   +19 more
core   +1 more source

Study on the immunomodulatory mechanism of vitamin D in patients with unexplained recurrent spontaneous abortion

open access: yesHeliyon
Background: To investigate the mechanism of vitamin D level on the regulation of peripheral blood lymphocyte subsets and serum Th1/Th2 cytokines in patients with unexplained recurrent spontaneous abortion (URSA). Methods: Eighty female patients with URSA
Panyu Yang, Fenjian Lu
doaj   +1 more source

Optimizing photoexcitation conditions for time‐resolved X‐ray solution scattering experiments

open access: yesFEBS Open Bio, EarlyView.
Time‐resolved X‐ray solution scattering (TR‐XSS) is a powerful technique to visualize how proteins change their structure in real time after light activation. Selecting the right laser photoexcitation conditions—fluence, excitation geometry, and sample refresh rate—is critical to maximize the experimental signal while avoiding unwanted side effects ...
Matteo Levantino
wiley   +1 more source

Vitamin A equivalency of ß-carotene in healthy adults: limitation of the extrinsic dual-isotope dilution technique to measure matrix effect [PDF]

open access: yes, 2009
Data on the vitamin A equivalency of ß-carotene in food are inconsistent. We quantified the vitamin A equivalency (¿g) of ß-carotene in two diets using the dual-isotope dilution technique and the oral¿faecal balance technique.
Lieshout, M. van   +17 more
core   +2 more sources

Synthesis of 23,23-Difluoro-24-nor- and 24′,24′-Difluoro-24-Homovitamin D3 Analogues and Unexpected Structure-Activity Relationships

open access: yesOrganics
We synthesized two vitamin D3 analogues, 3 and 4, which have a shortened or elongated fluoro-side-chain based on 24,24-difluoro-25-hydroxyvitamin D3 (5) using an efficient convergent approach and studied their preliminary biological activity.
Fumihiro Kawagoe   +14 more
doaj   +1 more source

Vitamin D, low birthweight preterm and full-term newborns: time for a paradigm shift [PDF]

open access: yesРМЖ. Мать и дитя, 2020
I.N. Zakharova1, S.V. Mal’tsev1, V.V. Zubkov2, V.A. Kur’yaninova3, A.V. Dmitriev1,4, S.I. Malyavskaya5, L.I. Mal’tseva6, N.E. Verisokina3, L.Ya. Klimov3, E.N. Vasil’eva7, A.A. Krushel’nitskiy1, A.V.&
I.N. Zakharova   +13 more
doaj  

Identification of (20R)‐protopanaxadiol from Panax ginseng as a novel anti‐SARS‐CoV‐2 compound

open access: yesFEBS Open Bio, EarlyView.
We established a noninfectious BAC‐based SARS‐CoV‐2 replicon that enables antiviral screening under BSL‐2 conditions. Using this platform, we screened 373 food‐derived compounds and identified (20R)‐protopanaxadiol from Panax ginseng as a novel inhibitor of SARS‐CoV‐2 RNA replication, highlighting the value of safe replicon systems for antiviral ...
Midori Takeda   +4 more
wiley   +1 more source

Clinical use of cyclooxygenase inhibitors impairs vitamin B-6 metabolism

open access: yes, 2014
Background: A low circulating vitamin B-6 concentration, which is an independent risk factor for cardiovascular disease, is commonly seen in human inflammation.Objective: We investigated whether cyclooxygenase inhibitors alter vitamin B-6 metabolism ...
Lan JL   +7 more
core   +1 more source

The Role of Vitamin D in Modulating the Innate Immune Response in Children with Vesicoureteral Reflux

open access: yesChildren
Background: Vitamin D, through its role in antimicrobial peptide (AMP) expression, may influence innate immunity and inflammation in urinary tract infections (UTIs).
Marius-Cosmin Colceriu   +10 more
doaj   +1 more source

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