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Crested ibis (Nipponia nippon), a Chinese national protected animal, is one iconic example of endangered birds that have been saved from the blink of extinction. The species was once widely distributed in China, East Russia, Korea, and Japan before the 1860s. However, its population declined drastically in the late 19th and early 20th centuries, ultimately died out in most of the habitats ... more |
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Viviparity (live-bearing) is a reproductive mode in which pregnant females maintain developing embryos inside their reproductive tracts and give birth directly to offspring. In contrast, oviparity (egg-laying) is the reproductive pattern in which females lay eggs that continue to develop independently of the mother until hatching. Viviparous species provide an environment for embryonic dev... more |
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Recently, scientists from Kunming Institute of Zoology, Chinese Academy of Sciences discovered a new species of Yunnanilus, and named as Y. jiuchiensis.
Yunnanilus is an ecologically important genus distributed in lakes, marshes, and slow-flowing waters, with an affinity for karstic areas. The species of Yunnanilus known from Yunnan, Guizhou, Sichuan, and Guangxi regions of China as we... more |
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Breast cancer is one of the most common malignancies in women, recent researches indicated that transcription factor Krüpple-like factor 5 (KLF5) plays important roles in breast tumorigenesis. The previous studies showed KLF5 promotes breast cancer stem cell maintenance and self-renewal (Theranostics, 2016; 6(4): 533-544), it is also reported that Klf5 plays a key role in maintaining ESC ... more |
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In our brain, there are around 10 billion neurons and the neural synapses are the basic and connection units transferring the information between them. The neural transmitters, released by presynaptic neurons, diffuse into the synaptic cleft and then bind to the corresponding receptors on postsynaptic neurons, thereby regulating their neuronal activity and accomplishing the information tra... more |
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