Results 61 to 70 of about 4,486,604 (295)

Disordered but rhythmic—the role of intrinsic protein disorder in eukaryotic circadian timing

open access: yesFEBS Letters, EarlyView.
Unstructured domains known as intrinsically disordered regions (IDRs) are present in nearly every part of the eukaryotic core circadian oscillator. IDRs enable many diverse inter‐ and intramolecular interactions that support clock function. IDR conformations are highly tunable by post‐translational modifications and environmental conditions, which ...
Emery T. Usher, Jacqueline F. Pelham
wiley   +1 more source

Steroidal glycoalkaloids in potato foods as affected by cooking methods

open access: yesInternational Journal of Food Properties, 2018
Potato and its products have become indispensable foods and snacks for most people. Steroidal glycoalkaloids (SGAs) occur in all tissues of the potato, and consuming potatoes with a high SGA content harms human health. Therefore, the effects of different
Xuheng Nie   +3 more
doaj   +1 more source

Characterization of Genetic Basis on Synergistic Interactions between Root Architecture and Biological Nitrogen Fixation in Soybean

open access: yesFrontiers in Plant Science, 2017
Soybean [Glycine max (L.) Merr] is an important legume crop and its yield largely depends on root architecture (RA) and biological nitrogen fixation (BNF). However, the relationship between RA and BNF, and its genetics behind remain unclear.
Yongqing Yang   +12 more
doaj   +1 more source

Free radical scavenging activity of taro (Colocasia esculenta (L.) Schott) varieties with varying flesh color

open access: yesAnnals of Tropical Research, 2020
Corms of five taro varieties namely two NSIC-registered varieties, VG-1 (Kalpao) and VG-2 (Iniito), and three farmer’s variety, PRG 322 (Chowking), PRG 381 (Pandaga), and PRG 380 (Salot), were evaluated for antioxidant activity using 1, 1-diphenyl-2 ...
Erlinda A. Vasquez   +2 more
doaj   +1 more source

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Genotype by environment interaction effect and fresh root yield stability of cassava genotypes under contrasting nitrogen regimes

open access: yesScientific Reports
Nitrogen (N) is an important nutrient element needed by cassava for optimum yield and it is a vital component of nucleotides (nucleic acids), enzymes, amino acids (proteins), chlorophyll molecules and hormones, among other essential compounds required ...
Joseph Okpani Mbe   +7 more
doaj   +1 more source

Simulating Root Density Dynamics and Nitrogen Uptake -Field Trials and Root Model Approach in Denmark [PDF]

open access: yes, 2007
Plant soil and atmosphere models are commonly used to predict crop yield and associated environmental consequences. Such models often include complex modelling of water movement, soil organic matter turnover and above ground plant growth.
Jensen, Lars Stoumann   +3 more
core  

Conserved structural motifs in PAS, LOV, and CRY proteins regulate circadian rhythms and are therapeutic targets

open access: yesFEBS Letters, EarlyView.
Cryptochrome and PAS/LOV proteins play intricate roles in circadian clocks where they act as both sensors and mediators of protein–protein interactions. Their ubiquitous presence in signaling networks has positioned them as targets for small‐molecule therapeutics. This review provides a structural introduction to these protein families.
Eric D. Brinckman   +2 more
wiley   +1 more source

Interactions between nitric oxide, gibberellic acid, and phosphorus regulate primary root growth in Arabidopsis

open access: yesBiologia Plantarum, 2014
Nitric oxide (NO), gibberellic acid (GA), and phosphorus (P) have been reported to regulate primary root (PR) growth, but interactions between them in the growth of Arabidopsis PR remain unknown.
A. P. Wu, L. Gong, X. Chen, J. X. Wang
doaj   +1 more source

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