Reproduction Content / Reproduction Content for ºÙºÙÊÓƵ en Study Reveals How the Ovarian Reserve Is Established /health/news/study-reveals-how-ovarian-reserve-established <p class="BodyA"><span><span><span><span><span><span><span><span><span><span><span>Fertility is finite for mammalian females. From birth, females possess a limited number of primordial follicles, collectively called the ovarian reserve. Within each follicle is an oocyte that eventually becomes an egg. But with age, the follicles in the ovarian reserve decrease. </span></span></span></span></span></span></span></span></span></span></span></p> August 10, 2022 - 8:20am Andy Fell /health/news/study-reveals-how-ovarian-reserve-established Pigeon Study Takes on Sexism in Science /news/pigeon-study-takes-sexism-science <p>In experimental research, scientists tend to assume that — unless they are looking specifically at reproduction or sexual behavior — male and female animals are alike, and mostly use males. But a new study by researchers at the University of California, Davis, and the University of New Hampshire, published April 18 in <a href="https://www.nature.com/articles/srep45125"><em>Scientific Reports</em></a>, shows surprisingly big differences in tissue gene expression between male and female rock doves.</p> April 18, 2017 - 5:31pm Andy Fell /news/pigeon-study-takes-sexism-science