Results 141 to 150 of about 187,269 (312)

Regulation of heme biosynthesis via the coproporphyrin dependent pathway in bacteria

open access: yesFrontiers in Microbiology
Heme biosynthesis in the Gram-positive bacteria occurs mostly via a pathway that is distinct from that of eukaryotes and Gram-negative bacteria in the three terminal heme synthesis steps.
Hadia Aftab, Rebecca K. Donegan
doaj   +1 more source

Multifunctional Manganese Oxide Nanocomposite Hydrogel With Synergistic Reactive Oxygen Species‐Scavenging, Oxygen‐Generating, Immunomodulatory, and Photothermal Antimicrobial Activities for Enhanced Diabetic Wound Healing

open access: yesAdvanced Science, EarlyView.
CFP/PC@MnO2 hydrogel integrates ROS scavenging, oxygen delivery, oxidative stress reduction, immunomodulation, and photothermal antibacterial properties. The incorporation of PC@MnO2 NPs endows the hydrogel with multiple functional advantages tailored to the pathological microenvironment of diabetic wounds, including efficient ROS clearance, mitigation
Zhi Xu   +9 more
wiley   +1 more source

Spatially Informed Feature Selection and Machine Learning in Matrix‐Assisted Laser Desorption/Ionization Imaging for Cohort‐Scale Molecular Tissue Phenomics in Glioblastoma

open access: yesAdvanced Intelligent Discovery, EarlyView.
Matrix‐assisted laser desorption/ionization imaging‐based identification of reliable small molecule markers across heterogeneous glioblastoma cohorts is challenging with intensity‐only methods. We present spatially informed feature selection (SIFS), a spatially informed framework that prioritizes molecules consistently colocalizing with histopathology.
Shad A. Mohammed   +15 more
wiley   +1 more source

Uncovering Cystic Fibrosis Carrier: Insights From a Heterozygous CFTR‐F508del Rabbit Model

open access: yesInternational Forum of Allergy &Rhinology, EarlyView.
ABSTRACT Background Chronic rhinosinusitis (CRS) is a heterogeneous inflammatory disorder frequently associated with impaired mucociliary clearance and bacterial infection. Individuals carrying a single cystic fibrosis transmembrane conductance regulator (CFTR) mutation exhibit partial CFTR dysfunction and are increasingly recognized as being at risk ...
Do‐Yeon Cho   +9 more
wiley   +1 more source

A modified D‐galactose‐induced aging rat model with low‐dose intraperitoneal ozone: Redox, functional, and skin outcomes

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Male Wistar rats were subjected to d‐galactose‐induced aging, with or without intermittent low‐dose intraperitoneal ozone administration, and evaluated over 8 weeks for redox status and physical performance, including physical health score, morbidity proportion, body weight, muscle strength, hair regrowth, and skin outcome.
Isabella Kurnia Liem   +6 more
wiley   +1 more source

Targeting heme in sickle cell disease: new perspectives on priapism treatment

open access: yesFrontiers in Physiology
Men with sickle cell disease (SCD) frequently experience priapism, defined as prolonged, painful erections occurring without sexual arousal or desire. This urological emergency can lead to penile fibrosis and permanent erectile dysfunction if not treated
Tammyris Helena Rebecchi Silveira   +4 more
doaj   +1 more source

Safety and Feasibility of Magnetic Separation‐Based Blood Purification

open access: yesAdvanced NanoBiomed Research, EarlyView.
We present the preclinical biological safety and translational feasibility of a magnetic nanoparticle‐based extracorporeal blood purification platform for removal of disease‐causing blood factors. ISO 10993‐compliant studies and exaggerated worst‐case exposure models demonstrate efficient nanoparticle extraction (≥99.9%), favorable biocompatibility ...
Carlos A. Mora   +11 more
wiley   +1 more source

Loss of the putative Rab GTPase, Ypt7, impairs the virulence of Cryptococcus neoformans

open access: yesFrontiers in Microbiology
Small GTPases of the Rab family coordinate multiple membrane fusion and trafficking events in eukaryotes. In fungi, the Rab GTPase, Ypt7, plays a critical role in late endosomal trafficking, and is required for homotypic fusion events in vacuole ...
Guanggan Hu   +11 more
doaj   +1 more source

The NADPH oxidase NOX4 regulates redox and metabolic homeostasis preventing HCC progression

open access: yesHepatology, EarlyView., 2022
Loss of NOX4 in HCC tumor cells induces metabolic reprogramming in a Nrf2/MYC‐dependent manner to promote HCC progression. Abstract Background and Aims The NADPH oxidase NOX4 plays a tumor‐suppressor function in HCC. Silencing NOX4 confers higher proliferative and migratory capacity to HCC cells and increases their in vivo tumorigenic potential in ...
Irene Peñuelas‐Haro   +14 more
wiley   +1 more source

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