Results 81 to 90 of about 45,867 (238)

Overcoming intranasal delivery barriers with ultrastable polyzwitterionic siRNA nanocages for enhanced glioblastoma therapy

open access: yesBMEMat, EarlyView.
A ROS‐responsive, zwitterionic nanocage enables stable, intranasal siRNA delivery to glioblastoma, promoting deep tumor penetration via non‐degradative pathways and trigeminal nerve transport. This platform achieves durable gene silencing and tumor suppression, offering a non‐invasive, storage‐stable strategy for treating glioma and other neurological ...
Jingwen Xie   +12 more
wiley   +1 more source

Epoxycytochalasin H methanol solvate

open access: yesActa Crystallographica Section E, 2010
In the title solvate, C30H39NO5·CH4O {systematic name: 21-acetoxy-18,21-dihydroxy-5,6,16,18-tetramethyl-10-phenyl-6,7-epoxy-[11]cytochalasa-13,19-dien-1-one methanol solvate}, the organic molecule exhibits the tetracyclic terpenoid skeleton of ...
Li-mei Li   +4 more
doaj   +1 more source

Berberine bridge enzyme-like oxidase-catalysed double bond isomerization acts as the pathway switch in cytochalasin synthesis

open access: yesNature Communications, 2022
Cytochalasans are a large family of fungal polyketide-nonribosomal peptide hybrid natural products that exhibit important pharmaceutical activities, but the mechanism of conversion of the monocytochalasans to the polycyclic, fused analogues is unclear ...
Jin-Mei Zhang   +5 more
doaj   +1 more source

Adult skeletal muscle stem cell migration is mediated by a blebbing/amoeboid mechanism [PDF]

open access: yes, 2011
Adult skeletal muscle possesses a resident stem cell population called satellite cells which are responsible for tissue repair following damage. Satellite cell migration is crucial in promoting rapid tissue regeneration but is a poorly understood ...
Collins-Hooper, Henry   +4 more
core   +1 more source

Targeting neutrophil extracellular traps in metabolic and immune niche: Nanomaterials for diabetes tissue regeneration

open access: yesBMEMat, EarlyView.
The effects of NETs on regeneration of various diabetic tissues, and strategies targeting NETs for diabetes tissue regeneration. In the diabetic environment, NETs undergo complex metabolic and immune reprogramming, leading to dynamic changes in antibacterial and proinflammatory functions, and affecting regeneration of multiple systemic tissues.
Xinyi Jiang   +6 more
wiley   +1 more source

Transfersomes with core and surface‐loaded NF‐κB p65 siRNA for enhanced transdermal transfection and effective treatment of psoriasis

open access: yesBMEMat, EarlyView.
TCPL, a transfersome with Tween 80 and PEI, enables efficient transdermal siNF‐κB delivery, resolving PEI's toxicity issue. It promotes lysosomal escape and effective transfection, silences NF‐κB, modulates immunity, and inhibits angiogenesis, alleviating psoriasis. With good biocompatibility, TCPL holds strong clinical translation potential. Schematic
Hui Xing   +6 more
wiley   +1 more source

Microgravity induces inhibition of osteoblastic differentiation and mineralization through abrogating primary cilia

open access: yesScientific Reports, 2017
It is well documented that microgravity in space environment leads to bone loss in astronauts. These physiological changes have also been validated by human and animal studies and modeled in cell-based analogs.
Wengui Shi   +10 more
doaj   +1 more source

CYTOCHALASIN B [PDF]

open access: yesThe Journal of Cell Biology, 1973
Fred R. Butcher, James F. Perdue
openaire   +2 more sources

Regulation of elastase and plasminogen activator secretion in resident and inflammatory macrophages by receptors for the Fc domain of immunoglobulin G. [PDF]

open access: yes, 1984
We have determined that the interaction of IgG-coated erythrocytes (EIgG) and complement-coated erythrocytes (EIgMC) with macrophage Fc and complement receptors, respectively, modulates the secretion of the neutral proteinases, elastase, and plasminogen ...
Takemura, R, Werb, Z
core  

Slowly cycling Rho kinase-dependent actomyosin cross-bridge slippage explains intrinsic high compliance of detrusor smooth muscle [PDF]

open access: yes, 2017
Biological soft tissues are viscoelastic because they display timeindependent pseudoelasticity and time-dependent viscosity. However, there is evidence that the bladder may also display plasticity, defined as an increase in strain that is unrecoverable ...
Hurley, Tanner   +6 more
core   +2 more sources

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