brassy 发表于 2025-3-30 09:47:31

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小木槌 发表于 2025-3-30 15:40:17

experts in germline stem cells.Identification and regulationStem cells are responsible for maintaining tissue homeostasis. They possess unlimited self-renewal potency. Through asymmetric cell division, a stem cell in adult tissues can produce an offspring that will maintain the stem cell populations

Fatten 发表于 2025-3-30 19:23:07

A. S. King,D. Zoe King,M. A. Abdallaell in adult tissues can produce an offspring that will maintain the stem cell populations and a daughter cell that will differentiate into various short-lived cell types to replace damaged or dying cells. Tumors may originate from a few transformed cancer stem cells. Stem cells have immense potenti

十字架 发表于 2025-3-31 00:28:55

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Cabinet 发表于 2025-3-31 02:03:08

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遍及 发表于 2025-3-31 06:54:09

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Oversee 发表于 2025-3-31 12:37:53

General Morphological Principles of Amniotic Lungss. The increasing subdivision of the lung in different reptilian orders has led to an heterogeneously partitioned multicameral lung, which was independently developed in turtles, in monitor lizards, and in crocodiles..The rigid avian lung, which is the highest evolved form of a heterogeneously parti

AORTA 发表于 2025-3-31 16:27:20

Ventilation Mechanisms: Problems in Evaluating the Transition to Birdsear to have been selected for low energy expenditure; both behavioral and ecological factors influence the patterns seen. Endothermy apparently involved tighter constraints and hence greater stereotypy.
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查看完整版本: Titlebook: Respiratory Function in Birds, Adult and Embryonic; Satellite Symposium Johannes Piiper Conference proceedings 1978 Springer-Verlag Berlin