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Asthma-I: Introduction

Asthma-I: Introduction

Asthma is a chronic respiratory ailment that requires careful management due to its varying symptoms and influencing factors. It is characterized by airway inflammation, bronchial hyperresponsiveness, and reversible airflow obstruction, leading to symptoms like wheezing, shortness of breath, chest tightness, and coughing. The symptom frequency and intensity may vary considerably over time. It is also linked to immune system responses to allergens and irritants, highlighting the complex...

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Related Experiment Video

Updated: Jul 23, 2025

Acupuncture in a Rat Model of Asthma

Acupuncture in a Rat Model of Asthma

Published on: August 25, 2020

[Asthma affects erectile function in rats: An experimental study].

Sheng Deng¹, Chen Yu², Heng-Heng Dai¹

¹The First School of Clinical Medicine, Beijing University of Chinese Medicine, Beijing 100029, China.

Zhonghua Nan Ke Xue = National Journal of Andrology

|July 16, 2023

Summary

This summary is machine-generated.

Asthma can induce erectile dysfunction (ED) in rats by altering corpus cavernosum structure. This condition is linked to increased phosphodiesterase 5 (PDE5) and decreased nitric oxide synthase 3 (eNOS) protein levels.

Keywords:

erectile dysfunction rat asthma

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Intracavernosal Pressure Recording to Evaluate Erectile Function in Rodents

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Published on: June 6, 2018

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Published on: May 14, 2012

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Last Updated: Jul 23, 2025

Acupuncture in a Rat Model of Asthma

Acupuncture in a Rat Model of Asthma

Published on: August 25, 2020

Intracavernosal Pressure Recording to Evaluate Erectile Function in Rodents

Intracavernosal Pressure Recording to Evaluate Erectile Function in Rodents

Published on: June 6, 2018

Murine Model of Allergen Induced Asthma

Murine Model of Allergen Induced Asthma

Published on: May 14, 2012

Area of Science:

Reproductive Biology
Respiratory Medicine
Biochemistry

Context:

Asthma is a chronic inflammatory respiratory disease.
Erectile dysfunction (ED) is a common condition affecting male sexual health.
The link between asthma and ED is not fully understood.

Purpose:

To investigate the impact of asthma on erectile function in rats.
To examine the expression of phosphodiesterase 5 (PDE5) and nitric oxide synthase 3 (eNOS) in asthma-induced ED.

Summary:

Asthma was induced in male rats using ovalbumin.
Asthma-induced ED (AED) rats showed altered corpus cavernosum histomorphology.
AED rats exhibited significantly higher PDE5 and lower eNOS mRNA and protein levels compared to controls.

Impact:

Asthma can lead to erectile dysfunction in rats.
Changes in PDE5 and eNOS expression are implicated in asthma-induced ED.
This study provides insights into the molecular mechanisms underlying ED in asthma patients.