Rat retinas were studied during the first three postnatal weeks. Outer segments began
developing during the fifth postnatal day and were in close association with pigment epithelium. …

The present observation has demonstrated the developmental order of the rat retina as
follows: the pigment epithelium differentiates earlier than the retina cells; Müller's cells and …

By definition, the preperitoneal (also called extraperitoneal or properitoneal) space lies in the
abdominal cavity between the peritoneum internally and the transversalis fascia externally. …

February 1969 tion of the structures in the anterior segment is well advanced at this time.
The anterior chamber is formed and the cornea is covered by a two-layered epithelium and a …

Methods: Rabbits (3-4 kg; n= 24) were killed at 0, 4-h, 8-h, and 12-h intervals after a 5-min
period of eye rubbing. Ocular surface tissues were studied by light and scanning electron …

… The mature dyad synaptic complex in the IPL and triad complex in the OPL did not
develop until after eye opening (Weidman and Greiner, in preparation). Invagination of the …

An Alcian‐blue/Periodic acid Schiff reagent (AB/PAS) pH dependent staining method was
used to identify the mucus content of secretory vesicles of nongoblet epithelial cells of the …

The development of the retina of the cat was studied with light and transmission electron
microscopy from prenatal day 36 (E36) through postnatal day 9 (P9; eye opening), and at the …

The available descriptions of the development of sympathetic innervation of the chick heart
conflict with the known sympathetic innervation of the adult chicken heart. The adult heart is …

… to the ferret retina at P6 (Greiner and Weidman, 1981) and the cat retina at E45 (Greiner
and Weidman, 1980). At birth the rabbit retina is comparable to the ferret at P16 (Greiner and …