Results 61 to 70 of about 865,702 (313)

Effects of dietary nitrate supplementation on isometric performance and physiological responses in college bodybuilders: a randomized, double-blind, crossover study

open access: yesFrontiers in Nutrition
IntroductionIn bodybuilding competitions, athletes are required to hold static poses for extended periods. This study aimed to evaluate the effects of acute beetroot juice (BJ) supplementation on isometric muscle endurance in college bodybuilding ...
Lijun Wang   +10 more
doaj   +1 more source

Simultaneous Determination of Nitrite and Nitrate in Milk Samples by Ion Chromatography Method and Estimation of Dietary Intake [PDF]

open access: yes, 2016
The presence of nitrate and nitrite in foods may be considered hazardous after ingestion in the gastrointestinal tract due to their reaction with naturally occurred secondary amines to form potentially carcinogenic nitrosamines.
Chamandust, S.   +6 more
core  

The planar cell polarity protein Vangl2 interacts with the PDZ‐domains of Scribble but not with a unique PDZ‐like domain in Inturned

open access: yesFEBS Letters, EarlyView.
Structural and biochemical characterisations show that the planar cell polarity (PCP) protein Inturned harbours a unique PDZ‐like domain that does not bind canonical PDZ‐binding motifs (PBMs) like that of another PCP protein Vangl2. In contrast, the apical‐basal polarity protein Scribble contains four PDZ domains that bind Vangl2, but one PDZ domain ...
Stephan Wilmes   +4 more
wiley   +1 more source

Integrating Raman spectroscopy and optical meters for nitrogen management in broccoli seedlings

open access: yesFrontiers in Plant Science
Raman spectroscopy enables non-destructive detection of nitrates and other nitrogen-related biochemical markers, including chlorophyll and polyphenols, with unparalleled specificity and sensitivity.
Lorenza Tuccio   +8 more
doaj   +1 more source

Nitrate Protocol [PDF]

open access: yes, 2003
The purpose of this resource is to measure the nitrate-nitrogen of water. Students will use a nitrate kit to measure the nitrate-nitrogen in the water at their hydrology site.
The GLOBE Program, UCAR (University Corporation for Atmospheric Research)
core  

Fine particle pH and the partitioning of nitric acid during winter in the northeastern United States [PDF]

open access: yes, 2016
Particle pH is a critical but poorly constrained quantity that affects many aerosol processes and properties, including aerosol composition, concentrations, and toxicity.
Brown, Steven S.   +10 more
core   +2 more sources

Nitrates for achalasia [PDF]

open access: yesCochrane Database of Systematic Reviews, 2002
Achalasia is a disease that impairs oesophageal motility. Though nitrates have been used to treat achalasia for a long time, the effectiveness of nitrates for achalasia is still controversial.To quantify short-term and long-term effects of nitrate therapy in patients with achalasia.Trials were identified by searching the Cochrane Controlled Trials ...
Z H, Wen, E, Gardener, Y P, Wang
openaire   +3 more sources

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Enhancing Soil Nitrogen Availability and Rice Growth by Using Urea Fertilizer Amended with Rice Straw Biochar

open access: yesAgronomy, 2021
Urea fertilizer as a nitrogen source is used widely and globally. However, N loss through ammonia volatilization from applied urea has become a major drawback to agriculture. A pot experiment was conducted to determine the effect of rice straw biochar on
Gunavathy Selvarajh, Huck Ywih Ch’ng
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

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