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Brigham Young University

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Full-Text Articles in Cell and Developmental Biology

Anti-Depressive And Anti-Obesity Changes Following Either Dietary Isoflavone Treatment Or Injection Treatment With The Isoflavonoid Equol: Positive Response Dependent On Animal Age And Ovarian Status In Female Long Evans Rats, Crystal Blake Jul 2010

Anti-Depressive And Anti-Obesity Changes Following Either Dietary Isoflavone Treatment Or Injection Treatment With The Isoflavonoid Equol: Positive Response Dependent On Animal Age And Ovarian Status In Female Long Evans Rats, Crystal Blake

Theses and Dissertations

Two conditions associated with ovarian depletion are increased potential for depressive episodes and increased abdominal weight gain. In five different experiments we examined the effect of soy-containing diets or equol injections on depression, serotonin levels, weight gain (BW) and white adipose tissue (WAT) deposition of female Long-Evans rats in various stages of life. Rats were intact, ovariectomized or experienced natural ovarian failure (NOF). While this paper will present each experiment, only experiment 5 is outlined here due to space limitations. From conception the rats were exposed to either a soy-rich (Phyto-600) or low-soy diet (Phyto-low). Animals experienced NOF at approximately …


The Effects Of Prenatally Administered Phytoestrogens On The Reproductive And Behavioral Development Of Long-Evans Rats, Crystal Blake Mar 2008

The Effects Of Prenatally Administered Phytoestrogens On The Reproductive And Behavioral Development Of Long-Evans Rats, Crystal Blake

Theses and Dissertations

Equol is known to be a selective androgen modulator and has the ability to bind and inhibit 5-alpha dihydrotestosterone (5α-DHT). Equol is also a selective estrogen receptor modulator and is able to bind beta estrogen receptors with high affinity. As estrogen receptors are found in the hypothalamus, pituitary, and gonads, prenatally administered equol could affect the morphological and reproductive development of offspring. To test this hypothesis, during gestational days 14 to 20, forty-two pregnant Long-Evans rats were given one of six treatments: 1) no treatment, 2) injection with dimethyl sulfoxide (DMSO), 3) injection with 10 mg/kg equol, 4) injection with …


Maternal High-Salt Diet During Pregnancy In Sprague Dawley Rats Programs Exaggerated Stress-Induced Blood Pressure And Heart Rate Responses In Adult Female Offspring, Summer Hayes King Aug 2007

Maternal High-Salt Diet During Pregnancy In Sprague Dawley Rats Programs Exaggerated Stress-Induced Blood Pressure And Heart Rate Responses In Adult Female Offspring, Summer Hayes King

Theses and Dissertations

The prenatal environment has been shown to have lasting effects on cardiovascular health. In the present study, pregnant rats were fed a 0.7% NaCl normal salt (NS) diet or an 8% NaCl high salt (HS) diet throughout pregnancy. Adult offspring were fitted with radiotelemetry probes to continuously measure blood pressure and heart rate. Rats were placed in restraining cages to test for a programmed acute stress hyperresponsiveness. Offspring were challenged with HS diet for one week to determine if blood pressure salt sensitivity had been programmed by the prenatal HS diet. Animals were killed following resting and acute stress conditions, …