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Aunque el análisis de las hormonas reproductivas provee información precisa acerca de la reproducción, la endocrinología reproductiva sigue siendo aún poco estudiada en la mayoría de la fauna silvestre debido a las dificultades de obtener y conservar muestras biológicas. En este estudio se examinaron las diferencias en los metabolitos de hormonas en materia fecal (progesterona y estradiol) en diferentes etapas reproductivas, y en particular se examinó la probabilidad de que una hembra de murciélago (Carollia perspicillata) esté en metaestro o preñez al correlacionar la citología vaginal con las concentraciones de hormonas reproducivas. Examinamos cincuenta y cinco hembras colectadas a lo largo de la temporada reproductiva con evidencia de embarazo... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Carollia; Estradiol; Murciélago; Progesterona; Citología vaginal. |
Ano: 2018 |
URL: http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S0327-93832018000100014 |
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Passos,Fernando C.; Silva,Wesley R.; Pedro,Wagner A.; Bonin,Marcela R.. |
This study was carried out at the Intervales State Park, an Atlantic Rain Forest area in Southeastern Brazil. Bats were monthly mist netted over a full year, and fecal samples were collected for dietary analysis. The seeds found in each sample were identified in the laboratory under a stereoscopic microscope by comparison with seeds taken from ripe fruits collected in the study area. Three hundred and seventy one bats were collected, of which 316 (85.2%) were frugivorous. The total number of fecal samples with seeds and/or pulp was 121. Sturnira lilium (E. Geoffroy, 1810) was the most abundant species in the study area (n = 157 captures) and Solanaceae fruits accounted for 78.5% of the fecal samples with seeds (n = 56). Artibeus fimbriatus Gray, 1838 (n =... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Artibeus; Carollia; Diet; Sturnira. |
Ano: 2003 |
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81752003000300024 |
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