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Large grazing herbivores have been reported to determine the structure and function of grassland ecosystems. However, the ecological linkages between structure and functioning components have yet been...
Mutations in zebrafish mosaic eyes result in the disrupted retina lamination and other abnormalities. The moe locus encodes a FERM protein. In this study I sought to determine in which molecular pathw...
Feasting is a cross-cultural phenomenon. Feasting behaviors affect multiple facets of life including resource intensification, socio-political relations, and mechanisms of social and labor organizatio...
Feasting is a cross-cultural phenomenon. Feasting behaviors affect multiple facets of life including resource intensification, socio-political relations, and mechanisms of social and labor organizatio...
In the last twenty years, the extraordinary discoveries of ve rtebrate fossils from the Jehol Biota not only have important impl i- cations for studying the evolution of majo r Mesozoic vertebrate g...
During the past three decades, early vertebrates from the mid-Paleozoic of China have attracted extensive attention on account of their distinc-tive anatomical features, high diversity, early stratigr...
In order to clarify the structural changes of the thin filaments related to the regulation mechanism in skeletal muscle contraction, the intensities of thin filament-based reflections in the X-ray fib...
Sea snakes have a maximum capacity of diving to 100 metres depth and remaining submerged for two hours, after which they can rise rapidly to the surface, take only 1-3 breaths and then return to the...
摘要 多趾是脊椎动物常见的肢体异常,在不同物种间具有相似的表型。研究表明,有相同的基因和发育机理控制不同物种间的多趾表型;最近在人和鼠上的研究进一步表明PPD应是由于干扰了位于Lmbr1内含子内的Shh长程顺式调控元件引起的。对脊椎动物多趾性状的发生机理和相关基因的研究进展进行了综述。Abstract: Polydactyly is a common abnormal limb phenot...

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