父母照顾对毒青皮肤微生物群体组成的影响
Marie-Therese Fischer1, Katherine S Xue1, Elizabeth K Costello2
1Department of Biology, Stanford University, Stanford, CA 94305, USA.
bioRxiv : the preprint server for biology
|September 24, 2024
概括
父母的照顾,就像毒青中的子运输一样,促进了皮肤微生物从父母向后代的垂直传播. 这种早期的微生物暴露会影响发展中的宿主微生物群和终身健康.
科学领域:
- 微生物学 微生物学
- 生态生态学 生态生态学
- 进化生物学 进化生物学
背景情况:
- 亲子互动对于新生儿微生物群落组建至关重要.
- 早期的微生物暴露显著影响宿主微生物群的发展和长期健康.
- 阿努伦两动物提供了一个独特的模型来研究父母投资在微生物传播中的作用.
研究的目的:
- 在毒青 (Dendrobatidae家族) 的父母照顾期间调查垂直微生物传播.
- 为了确定父亲的子运输是否会影响子皮肤微生物群落.
- 评估家长照顾对宿主相关微生物群组成和多样性的影响.
主要方法:
- 实验室交叉培养实验以追踪微生物转移.
- 实地采样具有或没有子运输行为的对象性青物种.
- 对胚胎和成人和的皮肤微生物群落的细菌殖民的分析.
主要成果:
- 胚胎的细菌殖民始于化后,状外作为微生物屏障.
- 成年青的子运输是子皮肤微生物的来源.
- 携带物种的子表现出比不携带物种更多样化的微生物群落.
- 运输导致了由护理人员关联的微生物对的持续,尽管低流行,殖民.
结论:
- 幼运输是原两动物父母皮肤微生物的垂直传播机制.
- 这项研究提供了第一次描述皮肤微生物在anurans的垂直传播.
- 这些发现为了解垂直传播如何影响人类微生物群和生理学奠定了基础.
相关概念视频
Parental Care
11.6K
Many animals exhibit parental care behavior, including feeding, grooming, and protecting young offspring. Parental care is universal in mammals and birds, which often have young that are born relatively helpless. Several species of insects and fish, as well as some amphibians, also care for their young.
11.6K
Surface Membrane Barriers
1.1K
The skin and mucous membranes serve as the primary line of defense against pathogens by providing both physical and chemical protection. These barriers are essential in preventing the entry and establishment of microbes, thereby maintaining the integrity of the host.
The outer layer of the skin, the epidermis, is a robust barrier comprising layers of closely packed keratinized cells. This dense arrangement prevents microbes from penetrating the body. The periodic shedding of epidermal cells...
The outer layer of the skin, the epidermis, is a robust barrier comprising layers of closely packed keratinized cells. This dense arrangement prevents microbes from penetrating the body. The periodic shedding of epidermal cells...
1.1K
Symbiosis
27.5K
Symbiotic relationships are long-term, close interactions between individuals of different species that affect the distribution and abundance of those species. When a relationship is beneficial to both species, this is called mutualism. When the relationship is beneficial to one species but neither beneficial nor harmful to the other species, this is called commensalism. When one organism is harmed to benefit another, the relationship is known as parasitism. These types of relationships often...
27.5K


