Discover, rate, and discuss biology preprints.
363,000+ bioRxiv and medRxiv preprints, including those later published in peer-reviewed journals, across 26 biological disciplines.
Recent preprints
- PhysiologybioRxivPreprint
Absence of the bile acid enzyme CYP8B1 increases brain chenodeoxycholic acid and reduces neuronal excitotoxicity in mice
V. F. Monteiro-Cardoso, X. Y. Yeo, H.-G. Bae…·R. R. Singaraja
This study shows that absence of CYP8B1 increases brain chenodeoxycholic acid (CDCA) levels, reducing neuronal excitotoxicity and stroke infarct area in mice.
DOI 10.1101/2022.12.11.520005 - PhysiologybioRxiv
Rejuvenation of Senescent Cells by Low Frequency Ultrasound without Senolysis
S. K. Kureel, R. Maroto, S. Powell…·M. Sheetz
Low-frequency ultrasound rejuvenates senescent cells by reversing 15 characteristics, including autophagy activation and reduced SASP secretion, improving healthspan in mice.
DOI 10.1111/acel.70008 - PhysiologybioRxivPreprint
Commensal Microbiota Regulate Renal Gene Expression
This study shows that gut microbiota differentially regulate renal gene expression in a sex- and tissue-specific manner in mice.
DOI 10.1101/2022.12.08.519662 - PhysiologybioRxivPreprint
Mathematical modeling of ion homeostasis & cell volume stabilization: impact of ion transporters, impermeant molecules, & Donnan effect
The paper develops a mathematical model of ion homeostasis and cell volume regulation, showing how ion transporters and impermeant molecules influence steady-state conditions and energy efficiency.
DOI 10.1101/2022.12.08.519683 - PhysiologybioRxiv
A cell-and-plasma numerical model reveals hemodynamic stress and flow adaptation in zebrafish microvessels after morphological alteration
This study uses a computational model to analyze how blood flow and vascular morphology interact in zebrafish microvessels under hemodynamic stress.
DOI 10.1371/journal.pcbi.1011665 - PhysiologybioRxiv
Savory Signaling: T1R umami receptor modulates endoplasmic reticulum calcium store content and release dynamics in airway epithelial cells
D. B. McMahon, J. F. Jolivert, L. E. Kuek…·R. J. Lee
The paper investigates how T1R receptors modulate ER calcium dynamics in airway epithelial cells and shows amino acids reduce ER Ca2+ content and downstream apoptosis signaling.
DOI 10.3390/nu15030493 - PhysiologybioRxiv
Effects of hydroxychloroquine on atrial electrophysiology in in silico wild-type and PITX2+/- atrial cardiomyocytes
This study uses a computational model to examine how hydroxychloroquine affects atrial electrophysiology in wild-type and PITX2+/- atrial cardiomyocytes, finding no significant arrhythmogenic effects at therapeutic concentrations but potential risks at higher doses.
DOI 10.1007/s00059-023-05162-w - PhysiologybioRxivPreprint
A liver-specific mitochondrial carrier that controls gluconeogenesis and energy expenditure
J.-S. Yook, Z. H. Taxin, B. Yuan…·S. Kajimura
This study identifies SLC25A47 as a liver-specific mitochondrial carrier that regulates gluconeogenesis and energy expenditure by controlling pyruvate flux and FGF21 expression.
- PhysiologybioRxiv
Rapid, high-throughput phenotypic profiling of endosymbiotic dinoflagellates (Symbiodiniaceae) using benchtop flow cytometry
C. J. Anthony, C. C. Lock, B. Bentlage
The paper develops a flow cytometry protocol to rapidly profile phenotypic traits of endosymbiotic dinoflagellates at the single-cell level.
DOI 10.1371/journal.pone.0290649 - PhysiologybioRxiv
Ribosomal s6 kinase (RSK) is a mediator of aquaporin 2 S256 phosphorylation and membrane accumulation after EGFR inhibition with erlotinib
R. S. E. Babicz, P. W. Cheung, N. Baylor…·D. Brown
This study identifies RSK as the kinase responsible for AQP2 S256 phosphorylation and membrane trafficking induced by erlotinib, distinct from the VP-PKA pathway.
DOI 10.1152/ajprenal.00353.2024 - PhysiologybioRxivPreprint
Refeeding-associated AMPKγ1 complex activity is a hallmark of health and longevity.
R. Ripa, E. Ballhysa, J. Steiner…·A. Antebi
This study identifies AMPKγ1 complex activity as a marker of health and longevity, showing its decline with age and association with frailty in humans and killifish.
- PhysiologybioRxivPreprint
Determinants of natriuretic, diuretic, and kaliuretic effects of diuretics: Sex and administration time
P. Dutta, M. Sadria, A. Layton
This study uses computational models to show sex and time-of-day differences in diuretic effects, with loop diuretics showing larger effects during the active phase and K+-sparing diuretics showing sex-specific time differences.
DOI 10.1101/2022.12.03.519003 - PhysiologybioRxivPreprint
Breathe Easy, an automated respiratory data pipeline for waveform characteristic analysis
S. Lusk, C. S. Ward, A. Chang…·R. Ray
Breathe Easy automates respiratory data analysis, producing statistical outputs and graphs, validated against manual methods in an Alzheimer's mouse model.
DOI 10.1101/2022.12.02.518741 - PhysiologybioRxivPreprint
Effect of Potassium Nitrate and Calcium Chloride priming on germination and seedling growth of Honesty (Lunaria annua L.)
This study evaluates the effect of potassium nitrate and calcium chloride priming on Honesty seed germination and seedling growth, finding that 1% KNO3 maximizes invigoration.
DOI 10.1101/2022.12.02.518881 - PhysiologybioRxiv
SLC26A3 (DRA) is stimulated in a synergistic, intracellular Ca2+ dependent manner by cAMP AND ATP in intestinal epithelial cells
R. Sarker, R.-X. Lin, V. Singh…·C. M. Tse
The paper shows that forskolin and ATP synergistically increase DRA activity in intestinal epithelial cells through intracellular Ca2+ elevation, which is blocked by BAPTA-AM.
DOI 10.1152/ajpcell.00523.2022 - PhysiologybioRxivPreprint
Dietary sugar and protein exert opposing effects on key larval growth and metabolic regulators, the Drosophila insulin-like peptides Dilp2 and Dilp6.
M. Suzawa, W. K. McPherson, E. E. Van Gorder…·M. L. Bland
This study shows that dietary sugar and protein oppositely regulate Dilp2 and Dilp6 in Drosophila larvae, affecting growth and metabolism through distinct mechanisms.
DOI 10.1101/2022.12.01.518785 - PhysiologyCell ReportsPeer-reviewed
RESTORING GLUTAMATE RECEPTOR SIGNALING IN PANCREATIC ALPHA CELLS RESCUES GLUCAGON RESPONSES IN TYPE 1 DIABETES
DOI 10.1016/j.celrep.2022.111792 - PhysiologybioRxiv
Myofibroblast Ccn3 is regulated by Yap and Wwtr1 and contributes to adverse cardiac outcomes
M. Flinn, S. Alvarez-Argote, M. C. Knas…·C. C. O'Meara
This study shows that Yap and Wwtr1 regulate Ccn3 in cardiac myofibroblasts, and their depletion reduces fibrosis and improves cardiac function after myocardial infarction.
DOI 10.3389/fcvm.2023.1142612