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Endohedral boron-doped scandium clusters BSc ( = 2-3, = 3-13): triangular - linear rearrangement of the B dopant.
Dalton Trans
January 2025
Laboratory for Chemical Computation and Modeling, Institute for Computational Science and Artificial Intelligence, Van Lang University, Ho Chi Minh City, Vietnam.
A theoretical investigation, employing density functional theory with the PBE functional and the Def2-TZVP basis set, comprehensively explores the geometric and electronic structures and properties of the boron doped scandium clusters BSc with = 2-3 and = 3-13. Introduction of B atoms significantly enhances the stability of the resulting clusters with respect to the initial counterparts. As the number of B atoms increases, the stability of the doped clusters improves, following the order: BSc > BSc > BSc > Sc.
View Article and Find Full Text PDFScreening of high glucose tolerant Escherichia coli for L-valine fermentation by autonomous evolutionary mutation.
Appl Microbiol Biotechnol
January 2025
College of Marine and Bioengineering, Yancheng Institute of Technology, Yancheng, 224051, PR China.
L-valine holds wide-ranging applications in medicine, food, feed, and various industrial sectors. Escherichia coli, a pivotal strain in industrial L-valine production, features a concise fermentation period and a well-defined genetic background. This study focuses on mismatch repair genes (mutH, mutL, mutS, and recG) and genes associated with mutagenesis (dinB, rpoS, rpoD, and recA), employing a high-glucose adaptive culture in conjunction with metabolic modifications to systematically screen for superior phenotypes.
View Article and Find Full Text PDFMorphological and molecular characteristics of swine coccidia based on single oocyst isolation.
Parasitol Res
January 2025
College of Veterinary Medicine, Henan Agricultural University, Zhengzhou, 450046, P.R. China.
Swine coccidiosis is a host-specific protozoan disease caused by Cystoisospora suis and various Eimeria species, leading to diarrhea or subclinical signs in pigs. In this study, 3296 fecal samples from 55 farms across six provinces in China were collected and examined to determine the prevalence and molecular characteristics of swine coccidia. The single oocyst isolation technique (SOIT) and molecular characterization identified nine coccidian species, with an overall infection prevalence of 13.
View Article and Find Full Text PDFReclassification of Salisediminibacterium haloalkalitolerans Sultanpuram et al. 2015 as a Later Heterotypic Synonym of Salisediminibacterium halotolerans Jiang et al. 2012.
Curr Microbiol
January 2025
Key Laboratory of Environmental Pollution Monitoring and Disease Control, Ministry of Education of Guizhou & School of Basic Medical Science & Institution of One Health Research, Guizhou Medical University, Guiyang, 561113, People's Republic of China.
In the present study, the taxonomic position of Salisediminibacterium haloalkalitolerans was evaluated by determining the 16S rRNA gene sequence similarity, genome relatedness, and phylogenetic analyses. The 16S rRNA gene sequences extracted from the genomes of Salisediminibacterium haloalkalitolerans 10nlg and Salisediminibacterium halotolerans DSM 26530 showed 100% similarity, supporting their classification as the same species. The average nucleotide identity (ANI) and digital DNA-DNA hybridization (dDDH) values between S.
View Article and Find Full Text PDFLife in the dead shell: utilization of dead Pinna shells by the blenny fish Petroscirtes variabilis Cantor, 1849 (Blennidae).
Naturwissenschaften
January 2025
Centre for Climate Change Studies, Sathyabama Institute of Science and Technology, Tamil Nadu, Rajiv Gandhi Salai, Chennai, 600119, India.
The seagrass ecosystem supports a diverse range of marine life, including fish, crabs, and seahorses. It plays a vital role in providing essential services such as habitat creation, nutrient cycling, and shoreline stabilization. In the present study, we conducted line intercept transects to assess the abundance of Pinna shells in seagrass meadows of the Sangumal region in the Palk Bay, India.
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