colágeno is the main structural protein in the extracellular space in the various connective tissues in animal bodies. Como the main conponent of connective tissue, it is the most abunynt protein in mammals, haciendo de 25% to 35% of the whole-body prot...

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#没有设置高宽参数,将以原图输出)
#没有设置高宽参数,将以原图输出)
#没有设置高宽参数,将以原图输出)