活着和已经灭绝的链球菌中牙损伤与对饮食的洞察力
Keegan R Selig1, Sergi López-Torres2,3, Anne M Burrows4,5
1Department of Evolutionary Anthropology, Duke University, Durham, North Carolina, USA.
Anatomical record (Hoboken, N.J. : 2007)
|March 11, 2024
概括
牙损伤在野生链状菌中很常见,影响了13.92%的研究人员. 果食和叶食饮食显示出更高的牙频率,为灵长类动物的牙健康和饮食生态提供了洞察力.
科学领域:
- 灵长类古生物学
- 灵长类古生态学
- 牙科人类学 牙科人类学
背景情况:
- 牙是人类和其他哺乳动物,包括非人类灵长类动物中普遍存在的疾病.
- 与其他灵长类动物群体相比,对Strepsirrhini灵长类动物中牙损伤的流行和原因的了解较少.
- 牙的频率可以提供关于动物种群的饮食生态和健康的见解.
研究的目的:
- 为了调查现存的Strepsirrhini物种中牙损伤的频率.
- 为了比较Strepsirrhini内的不同饮食协会的脏病患病率.
- 为了检查化石链状的病变,以了解进化模式.
主要方法:
- 从博物馆藏品中检查了316个个体的牙损伤频率,涉及36种现存的链状菌物种.
- 分析了两种化石链状菌物种,Karanisia clarki和Megaladapis madagascariensis,用于比较性损伤分析.
- 根据饮食 (果食者,叶食者,昆虫食者,食者,万食者) 分类个人,以评估饮食与的联系.
主要成果:
- 在接受检查的现存 strepsirrhine 个体中,有 13.92% 的个体出现了牙损伤.
- 果食性和叶食性链状菌体表现出最高的虫频率.
- 昆虫食动物,食动物和万物食动物中,虫病的发病率明显较低.
结论:
- 牙似乎比以前认为的更常见于野生链状,可能比许多状和状更为普遍.
- 饮食习惯,特别是果类和叶类饮食习惯,与链状炎患者的虫风险增加密切相关.
- 这些发现有助于理解灵长类动物的牙健康,饮食和现存和化石种群中的疾病演变.
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