Results 111 to 120 of about 619,156 (306)

dUTPase is essential in zebrafish development and possesses several single‐nucleotide variants with pronounced structural and functional consequences

open access: yesFEBS Open Bio, EarlyView.
dUTPases are involved in balancing the appropriate nucleotide pools. We showed that dUTPase is essential for normal development in zebrafish. The different zebrafish genomes contain several single‐nucleotide variations (SNPs) of the dut gene. One of the dUTPase variants displayed drastically lower protein stability and catalytic efficiency as compared ...
Viktória Perey‐Simon   +6 more
wiley   +1 more source

Yak milk improves retinoic acid-induced osteoporosis by promoting intestinal calcium absorption

open access: yesJournal of Dairy Science
: Yak milk is a unique nutritional quality milk with health-promoting benefits. In this study, we investigated the effect of yak milk on intestinal calcium absorption in mice with retinoic acid-induced osteoporosis (OP) and in the Caco-2 cell model ...
Torkun Mamet   +4 more
doaj   +1 more source

The fourth-generation Calcium channel blocker: Cilnidipine

open access: yesIndian Heart Journal, 2013
Several classes of antihypertensive agents have been in clinical use, including diuretics, α-blockers, β-blockers, angiotensin converting enzyme (ACE) inhibitors, angiotensin II type 1 receptor blockers (ARB), and organic calcium channel blockers (CCBs).
K. Sarat Chandra, G. Ramesh
doaj   +1 more source

Calcium Channel Auxiliary Subunits

open access: yesMicrobial Physiology, 2006
Many channels and carriers associate with auxiliary subunits which modify their activities and facilitate biogenesis. Advances in genome sequencing as well as biochemical, molecular genetic, and physiological experimentation have allowed for the discovery of many transport auxiliary subunits.
Tsai-Tien, Tseng   +4 more
openaire   +2 more sources

The Effects of Neurosteroids, such as Pregnenolone Sulfate and its receptor, TrpM3 in the Retina. [PDF]

open access: yes, 2019
Pregnenolone sulfate (PregS) is the precursor to all steroid hormones and is produced in neurons in an activity dependent manner. Studies have shown that PregS production is upregulated during certain critical periods of development, such as in the first
Webster, Corey Michael
core  

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Calcium channel blockade and survival in recipients of successful renal transplant: an analysis of the FAVORIT trial results

open access: yesInternational Journal of Nephrology and Renovascular Disease, 2017
Larry A Weinrauch,1–4 Jiankang Liu,1 Brian Claggett,1 Peter V Finn,1 Matthew R Weir,5 John A D’Elia2–4 1Cardiovascular Division, Brigham and Women’s Hospital, 2Kidney and Hypertension Section, Joslin Diabetes Center, 3Department ...
Weinrauch LA   +5 more
doaj  

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +1 more source

Activation of Calcium Channels

open access: yesBiophysical Journal, 1984
Activation of Ca channels has been described as a Hodgkin-Huxley process in which the time constants have ratios of two or greater (1, 2, 3) or as a three-state linear sequential process with two very different time constants (4). We examined activation by measuring the turn-on and turn-off of macroscopic Ca currents and the discharge of single Ca ...
Brown, Arthur M.   +2 more
openaire   +2 more sources

Single‐molecule DNA flow‐stretch assays for high‐throughput DNA–protein interaction studies

open access: yesFEBS Open Bio, EarlyView.
We describe an optimised single‐molecule DNA flow‐stretch assay that visualises DNA–protein interactions in real time. Linear DNA fragments are tethered to a surface and stretched by buffer flow for fluorescence imaging. Using λ and φX174 DNA, this protocol enhances reproducibility and accessibility, providing a versatile approach for studying diverse ...
Ayush Kumar Ganguli   +8 more
wiley   +1 more source

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