7.ResultsThe root of Tylophora atrolliculata Metc. had amphicribral vascular bundle, however steme had bicollateral vascular bundle.
方法利用显微镜观察其根、茎横切面结构组织与根粉。
8.new blood vessels bud out from the vascular bed.
新血管从血管床生出。
9.in lower vascular plants it may be a leaf (SPOROPHYLL) or a STROBILUS.
在低等维管植中可能为孢子叶或球果。
10.Conclusion The way of trans sinusoidal, trans vascular and trans vascular plexal growing route is the key mechanism of APS formation in HCC.
结论经血管、经肝窦、经肝血管丛途径是肝细胞癌APS形成主要机制。
11.Collateral or bicollateral vascular bundle, developmental pith and medullary ray are obvious.
髓部发达,髓射线明显。
12.Vascular endothelial growth factor(VEGF) is also named as vascular permeability factor(VPF),which is a powerful angiogenesis and vascular diosmosis promoter discovered at present.