相关实验视频
Updated: Jan 13, 2026

06:07
Cigarette Smoke Exposure in Mice using a Whole-Body Inhalation System
Published on: October 22, 2020
7.5K
吸烟对青少年口腔微生物群的影响
Paula Schaefer-Dreyer1,2, Wiebke Behrens1,2, Andreas Winkel1,2
1Department of Prosthetic Dentistry and Biomedical Materials Science, Hannover Medical School, Carl-Neuberg-Str. 1, 30625, Hannover, Germany.
Scientific reports
|January 10, 2026
概括
吸烟显著改变了青少年的口腔微生物群 (OM),即使在年轻时也是如此. 这项研究发现,与非吸烟者相比,年轻吸烟者的细菌组成有明显的差异.
科学领域:
- 口腔微生物学 口腔微生物学
- 青少年健康 青少年健康
- 微生物组研究的研究.
背景情况:
- 吸烟是牙周病的已知危险因素之一.
- 早期建立吸烟习惯是常见的,但青少年口腔微生物组数据很少.
- 了解早期吸烟对口腔微生物群的影响对于预防策略至关重要.
研究的目的:
- 研究吸烟对青少年口腔微生物组合的早期影响.
- 在这个年龄组中识别受吸烟影响的特定细菌种群.
主要方法:
- 在98名青少年吸烟者和98名匹配的非吸烟者 (14-20岁) 中分析了口腔微生物组组成.
- 全长16S rRNA基因的高通量测序用于物种级别的分辨率.
- 与吸烟状况有关的细菌多样性和丰度的统计分析.
主要成果:
- 吸烟显著影响了口腔微生物组的整体组成.
- 与非吸烟者相比,吸烟者表现出更多的细菌物种.
- 特定的细菌,包括像Streptococcus mutans和Prevotella melaninogenica这样的病原体,在吸烟者中更为丰富.
结论:
- 吸烟导致青少年口腔微生物组的早期变化.
- 这些发现凸显了与吸烟相关的早期口腔健康问题的潜力.
- 需要进一步的研究来探索长期的后果和干预措施.
相关概念视频
Assessment of the Mouth
1.1K
A thorough mouth assessment, including inspection and palpation of the lips, gums, tongue, tonsils, uvula, and pharynx, is crucial in detecting potential health issues. Diseases ranging from oral cancer to systemic conditions like diabetes could be identified early through careful oral examination. This article provides a detailed guide on conducting a comprehensive mouth assessment.
Mouth Inspection
The inspection begins with visually examining the mouth for symmetry, color, and size.
Mouth Inspection
The inspection begins with visually examining the mouth for symmetry, color, and size.
1.1K
Oral Cavity
2.9K
The oral cavity, or the mouth, is a complex structure in humans that plays a vital role in our day-to-day lives. Its role is not only in chewing and swallowing food; it also plays a role in speech and facial expressions.
Teeth: The teeth are the hardest structures in our bodies. Humans have two sets of teeth throughout their lifetime: deciduous (baby) teeth and permanent teeth. Each tooth consists of several parts: the crown (visible part), the root (embedded in the jaw), enamel (hard outer...
Teeth: The teeth are the hardest structures in our bodies. Humans have two sets of teeth throughout their lifetime: deciduous (baby) teeth and permanent teeth. Each tooth consists of several parts: the crown (visible part), the root (embedded in the jaw), enamel (hard outer...
2.9K
Stimulants
824
Stimulants are substances that enhance neural activity and elevate dopamine levels in the brain, leading to their highly addictive nature. These drugs include cocaine, amphetamines, MDMA, caffeine, and nicotine, each with distinct mechanisms of action and varied health implications.
Cocaine can be administered via snorting, injection, or smoking. It primarily functions by blocking the reuptake of dopamine, resulting in a euphoric high characterized by an intense sensation of happiness and...
Cocaine can be administered via snorting, injection, or smoking. It primarily functions by blocking the reuptake of dopamine, resulting in a euphoric high characterized by an intense sensation of happiness and...
824
Stress Prevention and Stress Management Techniques IV
221
Stress often leads to unhealthy habits like smoking, excessive drinking, and overeating, which offer short-term relief but ultimately increase long-term health risks. These behaviors create a cycle that temporarily lowers stress levels but can result in severe long-term health consequences. Breaking these habits is essential to reduce the risk of chronic diseases and improve overall well-being. Three primary changes that support better health include quitting smoking, reducing alcohol intake,...
221
Psychosexual Stages of Personality: Oral
2.7K
The oral stage is the initial phase of Sigmund Freud's theory of psychosexual development, occurring from birth to approximately 12 to 18 months. During this period, the infant's mouth serves as the primary source of pleasure, with actions such as sucking, chewing, biting, and drinking playing a crucial role in reducing tension. These activities are essential not only for nourishment but also for the infant's psychological and emotional satisfaction.
Weaning, typically occurring...
Weaning, typically occurring...
2.7K

