The medullary ray contains the straight parts of proximal tubules and distal tubules.
髓放线内有近端小管直部和远端小管直部。
The location of inducing PVR was mainly on medullary ray area in the rabbit eye;
兔眼增殖部位主要位于髓线区；
The medullary ray contains the straight parts of proximal tubules and distal tubules. Renal fibrosis caused by partial unilateral ureter obstruction
髓放线内有近端小管直部和远端小管直部。输尿管部分梗阻与肾小管间质纤维化
Through anatomizing oviposition room and damaged phloem tissue in Tilia mongolica and observing the changing situation of oviposition room and eggs, phloem ray and outflow from medullary ray not only play role on miniature oviposition room, but also directly point towards surface of egg and micropyle.
显微解剖椴树产卵室和受害韧皮组织，观察其卵室和卵的变化情况，揭示了韧皮射线与髓射线流出物不仅作用雏形卵室，而且直指卵表面及卵孔。
