相关实验视频

Updated: Jul 5, 2025

Imaging Approaches to Assessments of Toxicological Oxidative Stress Using Genetically-encoded Fluorogenic Sensors

Imaging Approaches to Assessments of Toxicological Oxidative Stress Using Genetically-encoded Fluorogenic Sensors

Published on: February 7, 2018

运动诱导的等离子体氧化状态在年轻的热不燃烧的香烟使用者身上

Aoi Takagi, Hironobu Hamada¹, Kiyokazu Sekikawa¹

¹Department of Physical Analysis and Therapeutic Sciences, Graduate school of Biomedical and Health Sciences, Hiroshima University, Hiroshima, Japan.

Nicotine & tobacco research : official journal of the Society for Research on Nicotine and Tobacco

|January 19, 2024

概括

与从未吸烟者相比,使用热不燃烧香烟 (HNBC) 在年轻人中增加了运动诱导的氧化压力,这表明潜在的风险. 与非吸烟者相比,HNBC使用者体验到运动后更高的氧化状态,但低于传统香烟使用者.

科学领域:

运动生理学运动生理学
氧化应激标志物氧化应激标志物
烟草产品的比较

背景情况:

习惯性传统香烟 (CC) 吸烟会提高氧化状态,这是疾病的危险因素.
热不燃烧香烟 (HNBC) 很受欢迎,虽然在长期吸烟者中,它们的氧化压力低于CC,但它们对年轻吸烟者的影响尚未研究.
之前的研究表明,运动在年轻的CC吸烟者中增加了氧化状态,但在从未吸烟者中没有.

研究的目的:

研究年轻HNBC使用者的休息和运动诱导的氧化状态.
将这些氧化状态与年轻的从不吸烟者和CC使用者的氧化状态进行比较.

主要方法:

招募健康的年轻从未吸烟者,HNBC使用者和CC使用者 (每人n=10).
参与者接受了温盖特无氧试验.
氧化状态的标志物氧化的度在运动前和运动后被测量.

主要成果:

在这三个组中,在运动前的血氧化水平中没有发现显著差异.
在所有参与者中,运动显著增加了血氧化的度.
与从未吸烟者相比,HNBC使用者表现出显著更大的运动诱导的血氧化增加 (p < .005),但与CC使用者相比显著较低的增加 (p < .01).

结论:

与从未吸烟者相比,使用HNBC增加了年轻成年人的运动诱导的血氧化状态.
这表明,使用HNBC可能有助于氧化损伤的风险.
该研究强调,HNBC增加了运动期间急性氧化损伤的风险.

更多相关视频

Generation of a Chronic Obstructive Pulmonary Disease Model in Mice by Repeated Ozone Exposure

Generation of a Chronic Obstructive Pulmonary Disease Model in Mice by Repeated Ozone Exposure

Published on: August 25, 2017

Isolation of Mouse Respiratory Epithelial Cells and Exposure to Experimental Cigarette Smoke at Air Liquid Interface

Isolation of Mouse Respiratory Epithelial Cells and Exposure to Experimental Cigarette Smoke at Air Liquid Interface

Published on: February 21, 2011

相关概念视频

Chronic Obstructive Pulmonary Disease-II: Pathophysiology

Chronic Obstructive Pulmonary Disease-II: Pathophysiology

Chronic Obstructive Pulmonary Disease (COPD) pathophysiology is intricate and multifaceted, involving a complex interplay of physiological processes. Understanding these mechanisms is crucial for effectively managing and treating COPD. Here is an in-depth look at the critical elements in the pathophysiology of COPD:
Chronic Inflammation

Exercise and Cardiovascular Response

Exercise and Cardiovascular Response

Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...