Pathology Image Detail

Caption

This is a small region of the duodenum from a 329 day old AKR/J +/+ male mouse in the Shock Aging Center Program. Notice the diffuse infiltration of neoplastic lymphocytes within the lamina propria. This is a very common lesion in this strain resulting in most of the mice dying by 18 months of age. 25x magnification.

Description

segmental lymphosarcoma

Age at Necropsy

329 days

Notes

Duodenum from a 329 day old AKR/J +/+ male mouse in the Shock Aging Center Program. This is a very common lesion in this strain resulting in most of the mice dying by 18 months of age.

Contributor

Sundberg J (J:122261)

Pathologist

Sundberg J (J:122261)

Model

MMHC ID
MTB:29227
Tumor Name
Lymphoid tissue • lymphoma - lymphosarcoma
Treatment Type
None (spontaneous)
Tumor Synonyms
Lymphosarcoma
lymphoma
neoplastic lymphocytes
Organ Affected
Intestine - Small Intestine - Duodenum
Frequency
observed
Reference
J:122261

Strain

Strain
AKR/J
Strain Types
inbred
Strain Synonyms
AK
AKR
Ak
Akm
Afb
RIL
Rockefeller Institute Leukemia
AKR/J, H-2k
AKR/Jax
R.I.L.
Strain Sex
Male
Reproductive Status
reproductive status not specified
Age of Detection
329 days