Results 101 to 110 of about 143,830 (347)

Elevator‐Like Hollow Channels in Porous Scaffolds Accelerate Vascularized Bone Regeneration via NETs‐Fibrin‐Mediated Macrophage Recruitment

open access: yesAdvanced Science, EarlyView.
This study demonstrates that how hollow‐channel scaffolds promote vascularized bone regeneration via an immunomodulatory mechanism. The channel structures facilitate the formation of a neutrophil extracellular traps‐fibrin scaffold that recruits vascular endothelial growth factor A (VEGF‐A)‐secreting M2 macrophages to drive angiogenesis. Combining this
Guifang Wang   +8 more
wiley   +1 more source

The Hepatocellular Hypoxia Criteria:2’Nitroimidazole Effect on Hepatocyte Carbohydrate Metabolizing Enzymes [PDF]

open access: yes, 2008
Aim: to understand the 2’-nitroimidazole induced hypoxia and liver cell interaction, we proposed a “Hapatocellular Hypoxia Criteria”.
Rakesh Sharma
core   +1 more source

Nanozyme‐Integrated Hydrogel Targeting AGEs for Diabetic Osteoarthritis Therapy

open access: yesAdvanced Science, EarlyView.
A nanozyme–integrated hydrogel (PTC‐MP) exhibiting with mild photothermal effects is constructed, and a “3R” (restrain‐restore‐reinforce) strategy is proposed for diabetic osteoarthritis (DOA) treatment based on advanced glycation end products (AGEs) targeting.
Rui Chen   +8 more
wiley   +1 more source

Transcriptional adaptation of Mycobacterium tuberculosis within macrophages: Insights into the phagosomal environment [PDF]

open access: yes, 2003
Little is known about the biochemical environment in phagosomes harboring an infectious agent. To assess the state of this organelle we captured the transcriptional responses of Mycobacterium tuberculosis (MTB) in macrophages from wild-type and nitric ...
Butcher, PD   +10 more
core   +3 more sources

CRISPLD2 Attenuates Intervertebral Disc Degeneration by Suppressing Oxidative Stress‐Induced Ferroptosis through the miR‐548I‐IL17A Axis

open access: yesAdvanced Science, EarlyView.
This study identifies CRISPLD2 as a key protector against IVDD. By regulating ferroptosis through the CRISPLD2–miR‐548I–IL17A axis, CRISPLD2 maintains NPCs homeostasis and reduces oxidative stress. Restoring CRISPLD2 expression effectively alleviates disc degeneration and highlights a promising therapeutic strategy for discogenic low back pain ...
Yangyang Shi   +11 more
wiley   +1 more source

Assembly of mitochondria [PDF]

open access: yes, 1980
The majority of mitochondrial proteins are synthesized on cytoplasmic ribosomes and transferred to the mitochondria where they are assembled to supramolecular structures.
Harmey, Matthew A.   +3 more
core   +1 more source

EIF5A Couples Translational Control With Transcriptional Reprogramming Through Chromocenter Reorganization During Spermiogenesis

open access: yesAdvanced Science, EarlyView.
The translation factor Eukaryotic translation initiation factor 5A (eIF5A) is essential for male fertility in mice. It supports the translation of proteins crucial for heterochromatin organization and acrosome formation. eIF5A deficiency disrupts chromocenter integrity, increases chromatin accessibility, and causes transcriptional dysregulation ...
Yuling Cai   +15 more
wiley   +1 more source

Isolation of Candidatus Bartonella melophagi from Human Blood

open access: yesEmerging Infectious Diseases, 2009
Candidatus Bartonella melophagi was isolated by blood culture from 2 women, 1 of whom was co-infected with B. henselae. Partial 16S rRNA, RNA polymerase B, and citrate synthase genes and 16S–23S internal transcribed spacer sequences indicated that human ...
Ricardo G. Maggi   +3 more
doaj   +1 more source

Rescuing Mitochondrial Dysfunction in Macrophages Prevents Osteonecrosis of the Jaw in Anti‐Resorptive Therapy

open access: yesAdvanced Science, EarlyView.
Schematic model showing the suggested mechanism that ZA induces classical activation of macrophages by impairing mitochondrial biofunction and inhibiting mitochondrial clearance to contribute to the pathological process of BRONJ. RAPA‐loaded nanoparticles ZDPR has shown potential in alleviating BRONJ lesions as well as treating osteoporosis or ...
Hang Zhang   +10 more
wiley   +1 more source

Rickettsia felis in Fleas, Western Australia

open access: yesEmerging Infectious Diseases, 2006
This study is the first confirmation of Rickettsia felis in Australia. The organism was identified from 4 species of fleas obtained from dogs and cats in Western Australia, by using polymerase chain reaction amplification and DNA sequencing of the ...
Drew Schloderer   +4 more
doaj   +1 more source

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