父母照顾对毒青皮肤微生物群体组成的影响
Marie-Therese Fischer1,2, Katherine S Xue1, Elizabeth K Costello3
1Department of Biology, Stanford University, Stanford, United States.
eLife
|July 31, 2025
概括
毒青的家长关怀包括父亲运输,促进皮肤微生物的传播. 然而,这些微生物不会在正在发育的身上建立长期的社区.
科学领域:
- 两动物生物学和微生物生态学
- 父母的照顾和后代的微生物组发展.
背景情况:
- 亲子互动对于最初的微生物社区组合和宿主健康至关重要.
- 在家长照顾期间获得微生物的情况在人类和牲畜中得到了充分的记录,但在两动物中没有充分的研究.
- 毒青表现出独特的家长关怀,雄性将带到水生幼儿园.
研究的目的:
- 为了研究毒青 (Dendrobatidae) 皮肤微生物群的垂直传播.
- 为了确定父亲的子运输是否会影响子皮肤微生物组.
- 评估护理人员相关微生物在发育中的身上长期存在的情况.
主要方法:
- 检查了胚胎化后的细菌殖民,维特林后的信封分解.
- 进行了交叉培养实验,以确定护理人员作为微生物来源.
- 在自然息地采样了带有或没有子运输的同性毒青物种.
主要成果:
- 父亲的幼运输显著促进了父母皮肤微生物的传播.
- 在携带运输的物种中,没有观察到成年人和的微生物群落之间的相似性增加.
- 青的微生物群落与他们的照顾者相比,与与他们无关的成年人没有更大的相似之处.
- 虽然最初的传播发生了,但大多数与护理人员相关的微生物不会在身上长期存在.
结论:
- 护理人员的后代运输是父母皮肤微生物传播的直接途径.
- 发育中的的皮肤微生物组是由超出父母直接接触的因素所塑造的.
- 这项研究提供了第一个证据,证明后代通过运输介导的父母微生物在anurans中传播.
更多相关视频
07:37Using Terminal Transferase-mediated dUTP Nick End-labelling TUNEL and Caspase 3/7 Assays to Measure Epidermal Cell Death in Frogs with Chytridiomycosis
Published on: May 16, 2018
10.7K
11:20Comparative in vivo Study of gp96 Adjuvanticity in the Frog Xenopus laevis
Published on: September 16, 2010
10.7K
相关概念视频
Parental Care
11.9K
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.
11.9K
Epiphytes, Parasites, and Carnivores
13.2K
Plants often form mutualistic relationships with soil-dwelling fungi or bacteria to enhance their roots’ nutrient uptake ability. Root-colonizing fungi (e.g., mycorrhizae) increase a plant’s root surface area, which promotes nutrient absorption. While root-colonizing, nitrogen-fixing bacteria (e.g., rhizobia) convert atmospheric nitrogen (N2) into ammonia (NH3), making nitrogen available to plants for various biological functions. For example, nitrogen is essential for the...
13.2K
