Results 61 to 70 of about 193,878 (307)

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Nutriceutics in prevention, treatment and at the stage of rehabilitation after new coronavirus infection (COVID-19)

open access: yesКлинический разбор в общей медицине, 2021
This review addresses the issues of non-specific prevention of new coronavirus infection (COVID-19) using vitamin and mineral complexes, pro-biotics and rebamipide.
Dmitry I. Trukhan   +2 more
doaj   +1 more source

A decision support model simulating the vitamin supply over the year on a farm [PDF]

open access: yes, 2006
The aim of this new project is to develop a prototype of a decision support model simulating the feed and vitamin supply during a year to different groups of animals (calves, heifers, dry cows, cows in early and late lactation) on a farm self-sufficient ...
Jensen, Søren K.   +2 more
core  

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

PARP inhibition and pharmacological ascorbate demonstrate synergy in castration‐resistant prostate cancer

open access: yesMolecular Oncology, EarlyView.
Pharmacologic ascorbate (vitamin C) increases ROS, disrupts cellular metabolism, and induces DNA damage in CRPC cells. These effects sensitize tumors to PARP inhibition, producing synergistic growth suppression with olaparib in vitro and significantly delayed tumor progression in vivo. Pyruvate rescue confirms ROS‐dependent activity.
Nicolas Gordon   +13 more
wiley   +1 more source

Molecular biochemical aspects of salt (sodium chloride) in inflammation and immune response with reference to hypertension and type 2 diabetes mellitus

open access: yesLipids in Health and Disease, 2021
Obesity, insulin resistance, type 2 diabetes mellitus (T2DM) and hypertension (HTN) are common that are associated with low-grade systemic inflammation.
Undurti N. Das
doaj   +1 more source

Potential Role of Vitamins A, B, C, D and E in TB Treatment and Prevention: A Narrative Review

open access: yesAntibiotics, 2021
(1) Background: Tuberculosis (TB) is one of the world’s top infectious killers, in fact every year 10 million people fall ill with TB and 1.5 million people die from TB.
Giulia Patti   +20 more
doaj   +1 more source

Beyond deficiency:Potential benefits of increased intakesof vitamin K for bone and vascular health [PDF]

open access: yes, 2004
Vitamin K is wellknown for its role in the synthesisof a number of blood coagulationfactors.During recent years vitaminK-dependent proteins werediscovered to be of vital importancefor bone and vascular health.Recommendations for dietary vitaminK intake ...
Bolton-Smith, C   +9 more
core  

Genetic attenuation of ALDH1A1 increases metastatic potential and aggressiveness in colorectal cancer

open access: yesMolecular Oncology, EarlyView.
Aldehyde dehydrogenase 1A1 (ALDH1A1) is a cancer stem cell marker in several malignancies. We established a novel epithelial cell line from rectal adenocarcinoma with unique overexpression of this enzyme. Genetic attenuation of ALDH1A1 led to increased invasive capacity and metastatic potential, the inhibition of proliferation activity, and ultimately ...
Martina Poturnajova   +25 more
wiley   +1 more source

Regulation of the microecological state of the lower parts of the female reproductive tract with vitamins

open access: yesЖурнал микробиологии, эпидемиологии и иммунобиологии, 2020
Aim. To study the changes in the microecology of the vagina under the influence of ascorbic acid, α-tocopherol, and retinol acetate.Materials and methods.
Olga A. Strokova   +3 more
doaj   +1 more source

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