Results 31 to 40 of about 38,547 (210)

An unexpected alternative viologen electron mediator site in tungsten‐containing formate dehydrogenase

open access: yesFEBS Letters, EarlyView.
An unexpected alternative interaction site for ethyl viologen was identified in formate dehydrogenase 1 from Methylorubrum extorquens. Combined mutagenesis, kinetic analysis, and docking revealed that aromatic residues near an iron–sulfur cluster enable flavin mononucleotide‐independent electron transfer, offering a framework for engineering improved ...
Eleni G. Poloniataki, Yong Hwan Kim
wiley   +1 more source

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Participation of Extension Agents in Research-Extension-Farmer-Input Linkages System (REFILS) Activities in Abia State.

open access: yesJournal of Agricultural Extension, 2015
This study investigated the status of participation of the frontline field Extension staff of Abia State Agricultural Development Programme (ABIADEP) in the activities of Research-Extension-Farmer-Input Linkage System (REFILS) of the organization. Forty
A G Ironkwe, K C Ekwe, E O Mbanaso
doaj   +4 more sources

Three phosphatase families form a community: The phosphohydrolases that act upon inositol pyrophosphates

open access: yesFEBS Letters, EarlyView.
Inositol pyrophosphates are energy‐rich signaling molecules that perform critical functions in cells. Three different families of phosphatases hydrolyze the β phosphate of the inositol pyrophosphate molecules: two have narrow specificities and one is promiscuous.
Ronda J. Rolfes
wiley   +1 more source

CCDC80 suppresses high‐grade serous ovarian cancer migration via negative regulation of B7‐H3

open access: yesMolecular Oncology, EarlyView.
PAX8 is a lineage‐specific master regulator of transcription in high‐grade serous ovarian cancer (HGSC) progression. We show for the first time that PAX8 facilitates proliferation and metastasis by repressing the cell autonomous tumor suppressor CCDC80 and inducing B7‐H3 expression.
Aya Saleh   +12 more
wiley   +1 more source

Heterozygous loss‐of‐function alleles associate the conserved 3′‐5′ exoribonuclease EXOSC10 with hypersensitivity to the anticancer drug 5‐fluorouracil

open access: yesMolecular Oncology, EarlyView.
EXOSC10, an essential nuclear RNA exosome‐associated 3′‐5′ exoribonuclease, is inhibited by the anticancer drug 5‐fluorouracil (5‐FU), and EXOSC10 depletion increases 5‐FU sensitivity. The colon‐cancer variant EXOSC10S402T, located in a proteolysis motif, is stable and nuclear but nonfunctional in vivo.
Radhika Sain   +10 more
wiley   +1 more source

Adaptor protein CIN85 potentiates the motility of osteosarcoma cells via the Akt/mTOR and MMP2‐COL3A1 axis

open access: yesMolecular Oncology, EarlyView.
CIN85 is highly expressed in osteosarcoma, particularly in metastatic lesions. Its overexpression increases cell migration and Matrigel invasion, while silencing CIN85 suppresses these behaviors. Transcriptome analysis shows that CIN85 regulates MMP2, COL3A1, and Akt/mTOR signaling. Targeting these pathways reverses CIN85‐induced motility, highlighting
Iryna Horak   +10 more
wiley   +1 more source

Nutritional Profiles, Functional Properties, and Sensory Characteristics of Crackers from Orange-fleshed and White-fleshed Sweet Potato Varieties

open access: yesJournal of Food Innovation, Nutrition, and Environmental Sciences
This study aimed to evaluate the nutritional composition, functional properties, and sensory attributes of crackers made from four sweet potato varieties (two orange-fleshed and two white-fleshed) alongside wheat, as a control.
Ernest Chukwudi Ogbete   +1 more
doaj   +1 more source

Effect of Storage Methods and Period on the Physiological and Nutrient Components of Livingstone Potato (Plectranthus esculentus) in Abia State, Nigeria

open access: yesOpen Agriculture, 2017
Livingstone potato production in Nigeria is faced with the challenge of high postharvest losses. The aim of this study was to assess the effect of some storage methods on the physiological and nutritional quality of livingstone potato.
Ezeocha Chinelo Vanessa   +1 more
doaj   +1 more source

Chromosome evolution and the genetic basis of agronomically important traits in greater yam

open access: yesNature Communications, 2022
While greater yam provides food and income security for millions of people around the world, there are limited genomic resources available. Here, the authors report a chromosome-scale assembly of the greater yam genome as well as quantitative trait loci ...
Jessen V. Bredeson   +32 more
doaj   +1 more source

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