ANATOMIC AND PHYSIOLOGICAL CHARACTERIZATION OF THE WF PMWP-FZ (FUZZY)RAT/

The WF/PmWp-''fz'' rat is an inbred strain of hypotrichotic rat derive d from a Wistar Furth colony, This strain, also known as the ''fuzzy r at,'' has been used for dermal toxicity research; however, little is k nown about its longevity and age-related physiologic and pathologic ch anges, Presented are basic anatomic and physiologic parameters, collec ted for each sex at five ages, including hematologic and clinical bioc hemical profiles, organ and body weights, and a characterization of gr oss and histopathologic findings.