Results 91 to 100 of about 10,725 (262)

Progress and Application of Multifunctional Hydrogel in Radioactive Skin Injury

open access: yesAdvanced Materials Interfaces, Volume 12, Issue 11, June 9, 2025.
This review examines healing challenges in radiation‐wound injuries, where ionizing radiation impairs immune and tissue repair processes. Hydrogels, with their biocompatibility, antimicrobial properties, and drug delivery capabilities, present a transformative solution. It compares hydrogel efficacy in radiation‐induced versus common wounds, highlights
Xinyue Cui   +5 more
wiley   +1 more source

Lactate orchestrates metabolic hemodynamic adaptations through a unique combination of venocontraction, artery relaxation, and positive inotropy

open access: yesActa Physiologica, Volume 241, Issue 5, May 2025.
Abstract Aim H+ facilitates metabolic blood flow regulation while negatively impacting cardiac contractility. Cardiovascular consequences of conjugate bases accumulating alongside H+ remain unclear. Here, we evaluate the cardiovascular effects of nine prominent carboxylates—particularly lactate, 3‐hydroxybutyrate, and butyrate—linked to metabolic and ...
Casper Homilius   +5 more
wiley   +1 more source

Clinical Outcomes of Mitral Valve Repair in Dogs With Pulmonary Hypertension Secondary to Myxomatous Mitral Valve Disease

open access: yesJournal of Veterinary Internal Medicine, Volume 39, Issue 3, May/June 2025.
ABSTRACT Background Myxomatous mitral valve disease (MMVD) can cause pulmonary hypertension (PH). Mitral valve repair (MVR) has been described as a surgical treatment option for MMVD, but the benefit of MVR when PH is present is unknown. Hypothesis/Objectives To investigate the change in echocardiographic variables and long‐term outcomes of dogs with ...
Tomohiko Yoshida   +2 more
wiley   +1 more source

Long-term cardioprotection with phosphodiesterase-5 inhibition against ischemia-reperfusion injury: Role of nitric oxide. [PDF]

open access: yes, 2005
Recent studies have shown that the potent phosphodiesterase-5 (PDE-5) inhibitor, sildenafil citrate, induces a powerful cardioprotective effect against ischemia-reperfusion (I/R) injury in rabbit and mouse hearts.
Daoud, Vladimir Paul
core   +1 more source

A survey of Top 200 Drugs—Inconsistent Practice of Drug Strength Expression for Drugs Containing Salt Forms [PDF]

open access: yes, 2012
Many ionizable drugs are developed and marketed as salt forms. However, there are no clear US regulatory guidelines on drug strength labeling for salts. The strengths of some drugs are expressed as salts and some as free acids/bases.
Prohotsky, Daniel, Zhao, Fang
core   +2 more sources

Development and stability assessment of liquid paediatric formulations containing sildenafil citrate

open access: yesBrazilian Journal of Pharmaceutical Sciences, 2013
The purpose of this study is to develop and improve oral liquids formulations of sildenafil citrate for paediatric use. Four different formulations were developed, which are as follows: two aqueous solutions of sildenafil citrate (2.5 mg/mL), with or ...
Fátima Roque   +3 more
doaj   +1 more source

Sildenafil as a therapeutic option for digital ischemic ulceration: case report. [PDF]

open access: yes, 2015
We report the case of a 37-year-old woman who developed critical upper limb ischemia caused by a cervical rib. Because the malformation was initially undiagnosed, a vascular bypass was performed, and failure occurred.
Applegate, L.A.   +5 more
core   +1 more source

Validation and Stability Indicating RP-HPLC Method for the Determination of Sildenafil Citrate in Pharmaceutical Formulations and Human Plasma

open access: yesE-Journal of Chemistry, 2008
A simple, selective, accurate reverse phase-high performance liquid chromatographic (RP-HPLC) method was developed and validated for the analysis of sildenafil citrate in pharmaceutical formulations. Chromatographic separation achieved isocratically on a
B. Prasanna Kumar Reddy   +1 more
doaj   +1 more source

The solubility of soldenafil citrate in propylene glycol-polyethylene glycol systems [PDF]

open access: yes, 2018
Исследованы закономерности растворения силденафила цитрата в смесях вода-полиэтиленгликоль с молекулярными массами 200, 400 и 600, полиэтиленгликоль-400 - 1,2-пропиленгликоль, а также подкисленные до рН 4 системы полиэтиленгликоль-400 - 1,2 ...
Кондратов, Сергей Алексеевич   +4 more
core   +1 more source

Protective effect of Sildenafil on contralateral epididymal sperm concentration and motility following unilateral blunt testicular trauma in pre-pubertal male mice [PDF]

open access: yes, 2015
Background and aims: Blunt testicular trauma adversely affects fertility in later periods. The purpose of the present study was to examine the effect of sildenafil on contralateral epididymal sperm count and motility following unilateral blunt testicular
Behfar, Mehdi.   +3 more
core  

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