Results 121 to 130 of about 1,303 (223)
东北虎(Panthera tigris altaica)是体型最大的猫科(Felidae)动物之一,是极具代表性的珍稀野生动物。现有研究表明,我国野生东北虎种群遗传多样性较低、近交水平较高。尽管目前我国野生东北虎的数量在逐步增长,但通过人工干预来提高野生东北虎的遗传多样性会更利于其数量的恢复,通过野化放归进行遗传拯救是一种关键策略,但实施遗传拯救之前,必须确定圈养个体与现存野生个体间的遗传关系。采用粪便DNA的高通量测序数据组装了51只横道河子圈养东北虎和13只完达山 ...
褚佳宁 +11 more
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[A high temporal resolution dynamic T<sub>2</sub>*W imaging study based on step oxygen stimulation of rat kidneys]. [PDF]
Sun S, Tao Q, Zhao K, Hu Q, Feng Y.
europepmc +1 more source
[The airway management and treatment of newborns with micrognathia and laryngomalacia]. [PDF]
Wang J, Xu M, Jin L, Gu M, Li X.
europepmc +1 more source
[Exposure Pathways of Polystyrene Nanoplastics Mediate Their Cellular Distribution and Toxicity]. [PDF]
Li J +8 more
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Reprogramming astrocytes into dopaminergic neurons to restore motor dysfunction in Parkinson's disease model rats. [PDF]
Liu C +9 more
europepmc +1 more source
[Exosomes derived from mesenchymal stem cells alleviate white matter damage in neonatal rats by targeting the NLRP3 inflammasome]. [PDF]
Wang C +4 more
europepmc +1 more source
全球范围内饲养与圈养野生动物的目的是保护、研究、教育和娱乐。保障圈养动物福利不仅是一项道德义务,更是当下的迫切需求。本研究探讨了圈养野生动物的福利现状,评估了当前改善福利的主要策略,并着重剖析了常见的挑战。相较于自然生境,圈养环境下的动物在食物获取、兽医护理及免受捕食风险方面具有一定优势,但是它们在空间活动、社交互动及行为自主性等方面受到诸多限制,这可能导致刻板行为的产生以及慢性压力的积累,特别是对活动范围广泛和认知较复杂的物种影响更为显著。当前改善圈养野生动物福利的主要措施包括丰容 ...
刘召丽, 暴文爽, 姜广顺
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