endocrine/exocrine glands
• sebaceous gland hyperplasia
• most pronounced in dorsal and tail skin
|
• sebaceous gland adenomas
|
neoplasm
• sebaceous gland adenomas
|
• increased incidence of skin tumors after DMBA initiation and promotion by twice-weekly treatments
|
• squamous cell carcinomas
|
homeostasis/metabolism
• increased incidence of skin tumors after DMBA initiation and promotion by twice-weekly treatments
|
integument
• sebaceous gland hyperplasia
• most pronounced in dorsal and tail skin
|
• sebaceous gland adenomas
|
• at 7 weeks of age fur appeared sparse, greasy, and coarse
• hair phenotype most severe on the back
|
sparse hair
(
J:70039
)
coarse hair
(
J:70039
)
greasy coat
(
J:70039
)
• greasy at 7 weeks of age
|
long toenails
(
J:70039
)
• delayed hair follicle maturation
|
• hair follicles oriented perpendicular to skin
|
• increased blood vessel density in upper dermis
|
• epidermal hyperkeratosis of the tail
|
• epidermal hyperplasia of the tail
|
limbs/digits/tail
long toenails
(
J:70039
)