Motoki N Tada,Shigeru Kuratani
Motoki N Tada
The vertebrate spinal accessory nerve (SAN) innervates the cucullaris muscle, the major muscle of the neck, and is recognized as a synapomorphy that defines living jawed vertebrates. Morphologically, the cucullaris muscle exists between the...
Unexpected link between polyketide synthase and calcium carbonate biomineralization [0.03%]
聚酮合成酶与钙碳酸盐生物矿化之间意外的联系
Motoki Hojo,Ai Omi,Gen Hamanaka et al.
Motoki Hojo et al.
Introduction: Calcium carbonate biominerals participate in diverse physiological functions. Despite intensive studies, little is known about how mineralization is initiated in organisms. ...
Evolution of the vertebrate skeleton: morphology, embryology, and development [0.03%]
脊椎动物骨骼的进化：形态学、胚胎学和发育方向研究进展
Tatsuya Hirasawa,Shigeru Kuratani
Tatsuya Hirasawa
Two major skeletal systems-the endoskeleton and exoskeleton-are recognized in vertebrate evolution. Here, we propose that these two systems are distinguished primarily by their relative positions, not by differences in embryonic histogenesi...
Peter W H Holland
Peter W H Holland
The Cambrian explosion describes an apparently rapid increase in the diversity of bilaterian animals around 540-515 million years ago. Bilaterian animals explore the world in three-dimensions deploying forward-facing sense organs, a brain, ...