Results 161 to 170 of about 45,588 (281)

To Move or Not to Move: When and How Bacteria Suppress Flagellar Motility

open access: yesMolecular Microbiology, EarlyView.
Motility cessation in bacteria is a key regulatory strategy that provides multiple survival advantages including enhanced community cooperation, niche adaptation and evasion of host immune responses. This process is controlled by associated mechanisms such as post‐translational modifications and second messenger signalling that stabilise non‐motile ...
Fatemeh Mohaghegh   +2 more
wiley   +1 more source

MdPHYB2‐MdPIF1 Module Regulates Transcription Factors to Mediate Light‐Dependent ALA‐Induced Apple Anthocyanin Biosynthesis

open access: yesPlant, Cell &Environment, EarlyView.
ABSTRACT Light is a primary environmental signal that induces plant anthocyanin accumulation. The plant growth regulator 5‐aminolevulinic acid (ALA) has also been proven to effectively promote anthocyanin accumulation in apple. However, the underlying regulatory mechanisms remain unknown.
Liuzi Zhang   +3 more
wiley   +1 more source

Understanding exosomes in regenerative dentistry

open access: yesPeriodontology 2000, EarlyView.
Abstract Background Regenerative dentistry is shifting from cell‐based strategies to cell‐free biologics capable of orchestrating intricate tissue repair. Exosomes, nanosized extracellular vesicles carrying bioactive molecular payloads, have emerged as central modulators of intercellular communication.
Paras Ahmad   +2 more
wiley   +1 more source

Management of Azoospermia: A Systematic Approach

open access: yesThe Obstetrician &Gynaecologist, EarlyView.
ABSTRACT Key Content Work‐up of azoospermic men includes a detailed history, physical examination and investigations to find the underlying cause. Causes and management of azoospermia (pre‐testicular, testicular and post‐testicular) with case presentations.
Naimah Raza   +3 more
wiley   +1 more source

Computational modelling of cardiac fibroblast signalling reveals a key role for Ca2+ in driving atrial fibrillation‐associated fibrosis

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend A pre‐existing fibroblast signalling model was enhanced by integrating atrial‐specific components and reactions linked to atrial fibrosis and atrial fibrillation (AF). The analysis highlights the central role of Ca2⁺ signalling in driving profibrotic responses to AF‐relevant stimuli, angiotensin‐II and transforming growth factor ...
Najme Khorasani   +5 more
wiley   +1 more source

Comparison of phosphodiesterase type 5 (PDE5) inhibitors.

open access: yesInternational journal of clinical practice, 2007
Of the current options available to treat erectile dysfunction, oral phosphodiesterase type 5 (PDE5) inhibitors are the recommended first-line treatment. This review compares the three currently licensed PDE5 inhibitors: sildenafil citrate (sildenafil), vardenafil HCl (vardenafil) and tadalafil.
openaire   +1 more source

Human‐derived cardiac‐neural microtissues reveal catecholaminergic polymorphic ventricular tachycardia is also a disease of the sympathetic neuron

open access: yesThe Journal of Physiology, EarlyView.
Abstract figure legend Schematic diagram illustrating the proposed pathway in which regulatory defects might occur in sympathetic neurons derived from hiPSC in catecholaminergic polymorphic ventricular tachycardia (CPVT). Specifically, enhanced calcium transients appeared to derive from three sources: enhanced membrane excitability (due to loss of ...
Ni Li   +19 more
wiley   +1 more source

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