严重马性喘马中的多王国便微生物群变化
Rafaela Santos1, Laszlo Hunyadi1, Emily Sundman1
1School of Veterinary Medicine, Texas Tech University, Amarillo, TX 79106, USA.
Microorganisms
|February 27, 2026
概括
马中的严重马性喘 (SEA) 与肠道微生物群失衡有关. 改变的古生物,细菌和真菌可能会通过肠肺轴恶化炎症.
科学领域:
- 兽医医学 兽医医学 兽医医学
- 微生物学 微生物学
- 免疫学 免疫学 免疫学
背景情况:
- 严重的马类喘 (SEA) 影响了14-20%的成年马,其特点是呼吸道炎症和中性恋.
- 肠肺轴与人类的喘有关,但其在马类喘中的作用尚未得到充分研究.
研究的目的:
- 调查严重中性友性喘 (SEA) 的马中便细菌,古生物和真菌微生物群的变化.
- 探索肠肺轴在SEA病变发生过程中的潜在作用.
主要方法:
- 从SEA (n=4) 和健康对照 (n=8) 的马匹收集了便样本.
- 分析了微生物群的组成 (细菌,古生物,真菌).
主要成果:
- 患有SEA的马体表现出较低的archaea alpha多样性.
- 在海洋马群中观察到较高的Candidatus Nitrosocosmicus (影响代谢) 丰度.
- 在SEA病例中发现了有益的纤维解细菌 (*Blautia*) 和真菌 (*Alternaria*) 的降低水平.
结论:
- 患有SEA的马体表现出显著的肠道微生物群失调.
- 这种不平衡可能会导致通过肠肺轴的全身炎症和SEA严重程度.
相关概念视频
Asthma-II: Pathophysiology and Classification
4.7K
Asthma is a prevalent chronic respiratory condition marked by inflammation and hyperresponsiveness of the airways. Its pathophysiology involves complex interactions among inflammatory pathways, immune responses, and neural mechanisms.
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:
Additionally, environmental and genetic factors play crucial roles in determining an individual's susceptibility to asthma and the severity of their condition.
Critical processes in asthma pathophysiology include:
4.7K
Asthma: Pathogenesis and Management
1.5K
Asthma is a chronic pulmonary condition involving inflammation of the airways, hyper-reactivity, and reversible obstruction of the airways. This condition can significantly impact a person's quality of life, making breathing difficult and leading to distressing symptoms.
Asthma is classified as allergic and non-allergic. Allergens such as dust mites, pollen, and pet dander trigger allergic asthma, while factors like cold air, intense emotions, or exercise can induce non-allergic asthma.
Asthma is classified as allergic and non-allergic. Allergens such as dust mites, pollen, and pet dander trigger allergic asthma, while factors like cold air, intense emotions, or exercise can induce non-allergic asthma.
1.5K
Asthma-IV: Diagnostic and Management
3.2K
The diagnosis and management of asthma are comprehensive, encompassing clinical assessments, lung function tests, and pharmacological interventions. Here's an overview:
Clinical Assessment for Asthma:
This is the first step in diagnosing and managing asthma. It includes:
Clinical Assessment for Asthma:
This is the first step in diagnosing and managing asthma. It includes:
3.2K
Asthma-III: Symptoms and Complications
3.4K
Asthma, a common chronic respiratory condition, is classified considering the frequency and severity of symptoms alongside lung function impairment. Understanding this classification is essential for appropriate treatment and management. Here's a detailed look at the classification of asthma and its clinical features and complications:
Classification of Asthma
Classification of Asthma
3.4K
Asthma-I: Introduction
3.6K
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...
3.6K


