Research Article
Androgen Receptors Expression in Pituitary of Male Viscacha in relation to Growth and Reproductive Cycle
Table 1
AR expression in pituitary PD of male viscachas.
| ā | Distribution | Immunostaining pattern | Morphological characteristics |
| MP-FETUS | Isolated or in small groups | Cytoplasmic and homogeneous | Oval or spherical cells |
| LP-FETUS | Isolated or in small groups | Cytoplasmic and homogeneous | Oval or spherical cells |
| Immature | Isolated or in small groups | Homogeneous and heterogeneous cytoplasm, some intensely stained nuclei | Cells oval in shape |
| Prepubertal | Isolated or in groups | Homogeneous cytoplasm, intensely nuclear staining | Irregular cells |
| Adult-Rep. P. | Isolated or in small groups | Nuclear immunoreactivity, scarce immunostained cytoplasms | Oval, spherical, or irregular cells |
| Adult-Reg. P. | Isolated | Nuclear immunoreactivity, scarce immunostained cytoplasms | Small and spherical cytoplasm |
| Adult-Rec. P. | Isolated or in small groups | Nuclear immunoreactivity, intense cytoplasmic staining | Spherical, oval, or irregular cytoplasms and nuclei, short cytoplasmic prolongation |
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