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SnRK2 kinases sense molecular crowding and form condensates to disrupt ABI1 inhibition.
Sci Adv
January 2025
Key Laboratory of Plant Carbon Capture, Shanghai Center for Plant Stress Biology, CAS Center for Excellence in Molecular Plant Sciences, Chinese Academy of Sciences, Shanghai 200032, China.
Plants sense and respond to hyperosmotic stress via quick activation of sucrose nonfermenting 1-related protein kinase 2 (SnRK2). Under unstressed conditions, the protein phosphatase type 2C (PP2C) in clade A interact with and inhibit SnRK2s in subgroup III, which are released from the PP2C inhibition via pyrabactin resistance 1-like (PYL) abscisic acid receptors. However, how SnRK2s are released under osmotic stress is unclear.
View Article and Find Full Text PDFMechanistic and bibliometric insights into -mediated biofilm regulation and its strategic role in food safety applications.
Crit Rev Food Sci Nutr
January 2025
Food Safety and Regulatory Science, Chung-Ang University, Anseong-Si, Republic of Korea.
Biofilm, complex structures formed by microorganisms within an extracellular polymeric matrix, pose significant challenges in the sector by harboring dangerous pathogens and complicating decontamination, thereby increasing the risk of foodborne illnesses. This article provides a comprehensive review of the sigma factor, 's role in biofilm development, specifically in gram-negative bacteria, and how the genetic, environmental, and regulatory elements influence activity with its critical role in bacterial stress responses. Our findings reveal that is a pivotal regulator of biofilm formation, enhancing bacterial survival in adverse conditions.
View Article and Find Full Text PDFSegment specific loss of NFAT5 function in the kidneys is sufficient to induce a global kidney injury like phenotype.
FASEB J
January 2025
Department of Medicine, Hematology and Oncology, Martin Luther University Halle-Wittenberg, Halle (Saale), Germany.
Nuclear factor of activated T-cells 5 (NFAT5) is a transcription factor known for its role in osmotic stress adaptation in the renal inner medulla, due to the osmotic gradient that is generated between the renal cortex and renal inner medulla. However, its broader implications in kidney injury and chronic kidney disease (CKD) are less understood. Here we used two different Cre deleter mice (Ksp1.
View Article and Find Full Text PDFOsmotic Demyelination Syndrome in the Setting of Normonatremia: A Case Report and Review of the Literature.
Case Rep Neurol Med
November 2024
Arizona College of Osteopathic Medicine, Midwestern University, Glendale, Arizona, USA.
Osmotic demyelination syndrome (ODS) is a rare complication associated with rapid sodium changes, typically encountered in patients with severe hyponatremia. ODS in patients with normonatremia (ODSIN) is less recognized. We describe a patient with MRI-detected ODSIN following neurotrauma and reviewed the relevant literature.
View Article and Find Full Text PDFPassive dehydration reduces muscle thickness after resistance exercise.
J Sports Sci
January 2025
Department of Kinesiology and Sport Management, Texas Tech University, Lubbock, TX, USA.
Unlabelled: Dehydration-induced increased plasma osmolality (P) alters whole body fluid balance which could alter resistance exercise (RE) induced intramuscular (IM) fluid shift.
Purpose: The purpose of the current report was to investigate the effect of dehydration on RE-induced change in whole body fluid balance in resistance trained (RT) men.
Methods: Fourteen RT men performed two identical RE sessions, either in a hydrated (EUHY) or dehydrated (DEHY) state induced by a 24 hr fluid restriction.
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