Results 71 to 80 of about 620,224 (255)

Gut Microbiota‐Isoallolithocholic Acid Crosstalk Promotes Calcium Oxalate Kidney Stone Formation via PARP1‐Mediated Parthanatos

open access: yesAdvanced Science, EarlyView.
ABSTRACT Bile acids have been implicated in calcium oxalate (CaOx) nephrolithiasis. Here, we employ multi‐omics approaches to identify isoallolithocholic acid (isoalloLCA) as the key bile acid elevated in the feces, serum, kidney, and urine of CaOx rats, confirmed by spatial metabolomics.
Zijian Zhou   +9 more
wiley   +1 more source

Deep-learning model for evaluating histopathology of acute renal tubular injury

open access: yesScientific Reports
Tubular injury is the most common cause of acute kidney injury. Histopathological diagnosis may help distinguish between the different types of acute kidney injury and aid in treatment.
Thi Thuy Uyen Nguyen   +7 more
doaj   +1 more source

Triggering of erythropoietin production by hypoxia is inhibited by respiratory and metabolic acidosis [PDF]

open access: yes, 1990
Erythropoietin (EPO) production in response to hypoxic hypoxia is known to be attenuated by simultaneous hypercapnia. This study aimed to investigate whether this inhibitory effect of hypercapnia is 1) a direct effect of carbon dioxide or mediated by ...
Eckardt, K. U.   +5 more
core   +1 more source

D4F‐Functionalized Ceria Nanozyme‐CasRx Platform Suppresses STING and Reprograms the Renal Immune Niche in Acute Kidney Injury

open access: yesAdvanced Science, EarlyView.
D4F‐functionalized ceria nanozyme–CasRx nanoparticles preferentially target renal macrophages through SR‐B1‐mediated uptake in ischemia–reperfusion injury. Ceria scavenges excessive ROS, while CasRx silences STING signaling, shifting macrophages toward a less inflammatory, pro‐resolving state and increasing the proportion of regulatory T cells.
Weibo Chen   +11 more
wiley   +1 more source

Morphological Description and Histological Structure of Kidney in Barn Owl Tyto alba

open access: yesIbn Al-Haitham Journal for Pure and Applied Sciences, 2017
  The morphological description and histological structure of Kidney in barn owl Tyto alba have been invesigated. The results of present study revealed that barn owl has pair of elongated solid kidney situated symmetrically on both sides of vertebral ...
Isrra A. A. Khadhim, Hussain A. Dauod
doaj  

Sequential Regulation of Neurovascular Bone Regeneration in Large Bone Defects Using Black Phosphorus‐Europium Nanosheet Integrated TPMS Biomimetic Scaffold with Photo‐Controlled Ion Release

open access: yesAdvanced Science, EarlyView.
TPBE scaffolds, in conjunction with mild photothermal effects, effectively activate the PI3K/Akt signaling cascade, thereby promoting early neuronal differentiation and neurite growth. Short‐term (12 W) in vivo implantation studies revealed no significant pathological damage to major organs, providing preliminary evidence of the material's excellent ...
Bingqian Wang   +8 more
wiley   +1 more source

Ouabain-insensitive, Na-ATPase activity in pure suspensions of rat kidney proximal tubules [PDF]

open access: yes, 1990
The present work was undertaken to evaluate the distribution of the Na-ATPase activity in the different components of the rat kidney cortex. Suspensions of glomeruli, proximal and distal tubules were prepared following a collagenase digestion of ...
Proverbio, Fulgencio   +9 more
core   +1 more source

An Unbiased Geometry‐Resolved Membrane Platform for Proteome‐Scale Discovery of Membrane Curvature Sensors

open access: yesAdvanced Science, EarlyView.
A novel geometry‐resolved membrane platform provides a seamlessly integrated pipeline for studying curvature‐sensing proteins. By linking shotgun proteomics with quantitative imaging, this approach enables both the unbiased discovery and rigorous validation of novel sensors across the entire curvature range—positive, negative, and zero.
Takumi Komikawa   +6 more
wiley   +1 more source

Biomanufacturing of Kidney Organoids, Perfusable Proximal Tubules, and Kidney Tissues

open access: yes
Human kidneys are vital organs that filter blood, regulate electrolyte homeostasis, and produce urine. These complex processes are carried out by nephron subunits composed of glomeruli and tubular segments that are responsible for filtration and ...
Aceves, Jeffrey
core   +4 more sources

Distribution of Galactose-N Acetyl Galactoseamine on the surface of adult mice kidney cells

open access: yesمجله دانشگاه علوم پزشکی گرگان, 2004
Background&Objective: Carbohydrate chains link to glycoproteins and glycolipids of the cell surface particulary their terminal sugars have key roles in cellular activities of almost all biological systems.
H.Mofidpour (Ph.D)   +3 more
doaj  

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