Dinolflagellate is one of the primitive eukaryotes,whose nucleus may represent one of the transition stages from prokaryotic nucleoid to typical eukaryotic nucl
Human amniotic basement membrane (HABM) model and agarose drop explant method were used to investigate the effects of retinoic acid(RA) on the invasive ness an
In order to study the functional structure of thetranscription terminators and the mechanism oftermination,a survey of the chromatin structure,including the loc
A rat liver epithelial cell line designated LW 13 was established using a sequential sedimentation method.The cell line retained many normal proerties of liver