Results 111 to 120 of about 119,254,893 (314)

Vitamin A Requirements and Considerations for Beef Cattle [PDF]

open access: yes, 2018
Vitamin A is a fat-soluble vitamin that is important for reproduction and several metabolic functions. Requirements for vitamin A are generally met from green growing forages.
Banta, Jason
core  

Effect of vitamin D supplementation on blood pressure:a systematic review and meta-analysis incorporating individual patient data [PDF]

open access: yes, 2015
Importance Low levels of vitamin D are associated with elevated blood pressure (BP) and future cardiovascular events. Whether vitamin D supplementation reduces BP and which patient characteristics predict a response remain unclear.Objective To ...
Gepner, Adam D.   +31 more
core   +1 more source

A Molecular Engineering Strategy to Fine‐Tune Phototoxicity of AIE Probes for Super‐Resolution Imaging of Mitochondrial Cristae Dynamics

open access: yesAdvanced Science, EarlyView.
Regulation of molecular packing, phototoxicity, and ROS output of AIE photosensitizers is achieved through carboxylation and alkyl‐chain‐length tuning. The probe designed via this strategy enables super‐resolution visualization of inner‐mitochondrial‐membrane cristae dynamics under controlled oxidative stress, and fluorescence‐lifetime imaging of ...
Kongqi Chen   +5 more
wiley   +1 more source

VITAMIN MARKET: MOSTLY STABLE AND QUIET

open access: yesZernovì Produkti ì Kombìkorma
Vitamin prices show mixed trends across key products, with some remaining stable while others experience price fluctuations. As we head into Q2 2025, supply chain adjustments and material shortages continue to impact the market.
Feed Additive Prices
doaj   +1 more source

Immunologically active pharmaconutrients in treatment and prevention of acute respiratory viral infections

open access: yesКлинический разбор в общей медицине
According to the data of the World Health Organization, acute respiratory viral infections (ARVI) account for up to 90% of all infectious diseases. The ARVI prevalence rate makes the search for new prevention and treatment methods relevant.
Liubov A. Ponomareva   +3 more
doaj   +1 more source

Functionalized Biomimetic Scaffolds for Human‐Derived Auditory Neural Circuit Construction

open access: yesAdvanced Science, EarlyView.
In Vitro Auditory Circuit Model. ABSTRACT Damage to auditory circuits results in sensorineural hearing loss. However, the scarcity of human inner ear tissue significantly hinders the development of therapies to preserve auditory function, creating a critical need for reliable in vitro models.
Pan Feng   +12 more
wiley   +1 more source

Rapid determination and uncertainty evaluation of vitamins A, D3, and E content in cereal-based complementary foods for infants and young children by online solid phase extraction-two-dimensional liquid chromatography

open access: yesShipin yu jixie
ObjectiveTo establish a rapid determination method for vitamin A, D3, and E content in cereal-based complementary foods for infants and young children by online solid phase extraction-two-dimensional liquid chromatography simultaneously.MethodsSample ...
LONG Qiang   +5 more
doaj   +1 more source

Vitamin A [PDF]

open access: yesAdvances in Nutrition, 2017
Hawi Debelo   +2 more
openaire   +2 more sources

The Natural Product Corramycin Acts as a DNA Gyrase Poison and Overcomes Fluoroquinolone Resistance in Mycobacterium tuberculosis

open access: yesAdvanced Science, EarlyView.
Corramycin, a myxobacterial natural product antibiotic, exhibits potent bactericidal activity against multidrug‐resistant Mycobacterium tuberculosis. The compound hijacks bacterial transporters such as BacA and OppABCD to enter the cell and inhibits DNA synthesis through a previously unrecognized mode of DNA gyrase poisoning, locking the enzyme in an ...
Franziska Fries   +25 more
wiley   +1 more source

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