الفهرس 
Introduction and aim of workOnly 14 pages are availabe for public view
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Abstract
This work was planned with the aim of studying the histological changes that might occur in the cerebellum and hippocampus in the CNS
of neonatal rats in response to minimal amount of lead exposure that
would not alter the body weight of the examined animals. Various time
intervals, as regard the duration and time of initiation of lead
administration, were used in this study.
The materials used for this study included 168 neonatal rats with 42
nursing mothers. They were distributed in cages each one contained4
neonatal rats with one nursing mother.
These rats were divided into two classes, each class formed of 21
nursing mothers with 84 neonatal rats: