Search Results - "Graham, L.H"

Interrelationship of serum testosterone, dominance and ovarian cyclicity status in female African elephants by Mouttham, L.L, Buhr, M, Freeman, E.W, Widowski, T.M, Graham, L.H, Brown, J.L

“…The African elephant population in North American zoos is not self-sustaining, in part due to the prevalence of ovarian acyclicity. While little is known about…”
Get full text

Reproductive steroid hormones and ovarian activity in felids of the Leopardus genus by Moreira, N., Monteiro-Filho, E.L.A., Moraes, W., Swanson, W.F., Graham, L.H., Pasquali, O.L., Gomes, M.L.F., Morais, R.N., Wildt, D.E., Brown, J.L.

“…Reproductive endocrine patterns were characterized in female ocelots (Leopardus pardalis; n = 3), tigrinas (Leopardus tigrinus; n = 2), and margays (Leopardus…”
Get full text

The use of low-frequency vocalizations in African elephant( Loxodonta africana) reproductive strategies by Leong, K.M, Ortolani, A, Graham, L.H, Savage, A

“…Fertility-advertisement calls in females are predicted to occur in nonmonogamous species where males and females are widely separated in space. In African…”
Get full text

Seasonal analysis of semen characteristics, serum testosterone and fecal androgens in the ocelot ( Leopardus pardalis), margay ( L. wiedii) and tigrina ( L. tigrinus) by Morais, R.N., Mucciolo, R.G., Gomes, M.L.F., Lacerda, O., Moraes, W., Moreira, N., Graham, L.H., Swanson, W.F., Brown, J.L.

“…Captive adult male ocelots ( Leopardus pardalis, n=3), margays ( L. wiedii, n=3) and tigrinas ( L. tigrinus, n=4) in two locations in southern Brazil were…”
Get full text

Hormone Secretion in the Asian Elephant (Elephas maximus): Characterizationof Ovulatory and Anovulatory Luteinizing Hormone Surges by Brown, J.L., Schmitt, D.L., Bellem, A., Graham, L.H., Lehnhardt, J.

“…In the elephant, two distinct LH surges occur 3 wk apart during the nonluteal phase of the estrous cycle, but only the second surge (ovLH) induces ovulation…”
Get full text

Natural and gonadotropin-induced ovarian activity in tigers ( Panthera tigris) assessed by fecal steroid analyses by Graham, L.H., Byers, A.P., Armstrong, D.L., Loskutoff, N.M., Swanson, W.F., Wildt, D.E., Brown, J.L.

“…Fecal samples were collected from female tigers ( n = 17) to compare endocrine patterns associated with natural ovarian activity with those after chorionic…”
Get full text

Liquid storage of Asian elephant ( Elephas maximus) sperm at 4 °C by Graham, L.H., Bando, J., Gray, C., Buhr, M.M.

“…The Asian elephant ( Elephas maximus) population in the wild has been in decline for several decades and breeding in captivity has not been self-sustaining…”
Get full text

Comparative aspects of steroid hormone metabolism and ovarian activity in felids measured noninvasively in feces by Brown, J.L. (Conservation and Research Center, Front Royal, VA.), Wasser, S.K, Wildt, D.E, Graham, L.H

“…Noninvasive fecal assays were used to study steroid metabolism and ovarian activity in several felid species. Using the domestic cat (Felis catus) as a model,…”
Get full text

Hormone secretion in the Asian elephant (Elephas maximus): characterization of ovulatory and anovulatory luteinizing hormone surges by Brown, J.L, Schmitt, D.L, Bellem, A, Graham, L.H, Lehnhardt, J

“…In the elephant, two distinct LH surges occur 3 wk apart during the nonluteal phase of the estrous cycle, but only the second surge (ovLH) induces ovulation…”
Get full text

Chorionic gonadotropin administration in domestic cats causes an abnormal endocrine environment that disrupts oviductal embryo transport by Graham, L.H., Swanson, W.F., Brown, J.L.

“…Fecal steroid analysis was used to investigate relationships between endocrine parameters and embryo characteristics in domestic cats subjected to chorionic…”
Get full text

Influence of oral melatonin on natural and gonadotropin-induced ovarian function in the domestic cat by Graham, L.H., Swanson, W.F., Wildt, D.E., Brown, J.L.

“…Ovarian hyperstimulation after exogenous gonadotropin stimulation is believed to be a cause of poor success after artificial insemination (AI) in felids. The…”
Get full text

Liquid storage of Asian elephant (Elephas maximus) sperm at 4 degrees C by Graham, L.H, Bando, J, Gray, C, Buhr, M.M

“…The Asian elephant (Elephas maximus) population in the wild has been in decline for several decades and breeding in captivity has not been self-sustaining. The…”
Get full text

Efficacy of porcine gonadotropins for repeated stimulation of ovarian activity for oocyte retrieval and in vitro embryo production and cryopreservation in Siberian tigers (Panthera tigris altaica) by Crichton, E.G, Bedows, E, Miller-Lindholm, A.K, Baldwin, D.M, Armstromg, D.L, Graham, L.H, Ford, J.J, Gjorret, J.O, Hyttel, P, Pope, C.E

“…A comparison of the amino acid sequences demonstrated that Siberian tiger gonadotropins are more homologous with those of porcine than any other commercially…”
Get full text