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Biology Articles » Reproductive Biology

Reproductive Biology

The sexual or asexual process by which organisms generate new individuals of the same kind; procreation.


Reproductive Biology Articles

Underweight Women At Greater Risk Of Miscarriage
Women who have a low body mass index before they become pregnant are 72% more likely to suffer a miscarriage in the first three months of pregnancy, but can reduce their risk significantly by taking supplements and eating fresh fruit and vegetables

Date: 12 Dec 2006, Rating: 6.80

Which women stop smoking during pregnancy and the effect on breastfeeding duration
This study investigates the socio-demographic characteristics of pregnant women who stop smoking during pregnancy and the association between stopping smoking and breastfeeding duration.

Date: 9 Oct 2006, Rating: 5.00, 8 pages

Sperm-egg fusion: events at the plasma membrane
The authors discussed the basic strategies for uniting the membranes and cytoplasms of two cells and focus on sperm-egg fusion in mammals as a representative example.

Date: 15 Sep 2006, Rating: 3.53, 9 pages

Smoking Increases Likelihood Of Impotency
Men who smoke are more likely to suffer from erectile dysfunction than nonsmokers, reports an international group of impotency experts...

Date: 20 Jul 2006, Rating: not rated

The mechanism of sperm–oocyte fusion in mammals
In this review we highlight the candidate molecules involved in the sperm–oocyte interaction suggested from the recent progress in this research field.

Date: 15 Sep 2006, Rating: 1.80, 7 pages

The Secret Love Life Of Plants: Researchers Discover Signals Between Plant Embryos And Their Endosperm
Researchers at the Max Planck Institute for Plant Breeding Research and the University of Cologne have isolated a mutant where there is only one single fertilisation.

Date: 15 Sep 2006, Rating: 6.20

Bone Mineral Changes During and After Lactation
The study investigated variations of bone mineral density during lactation and throughout the 12 months after the scheduled cessation of lactation, in relation to resumption of ovarian function and calcium supplementation.

Date: 15 Sep 2006, Rating: 1.50, 6 pages

Obesity In Men Linked To Infertility
Men with increased body mass index were significantly more likely to be infertile than normal-weight men, according to research...

Date: 7 Sep 2006, Rating: 4.00

Reactive oxygen species in spermatozoa: methods for monitoring and significance for the origins of genetic disease and infertility
In this review the possible origins of oxidative damage to human spermatozoa and reflect on the important contribution such stress might make to the origins of genetic disease in our species were considered.

Date: 26 Jul 2006, Rating: 7.25, 5 pages

Caffeine Intake and the Risk of First-Trimester Spontaneous Abortion
The ingestion of caffeine may increase the risk of an early spontaneous abortion among nonsmoking women carrying fetuses with normal karyotypes...

Date: 26 Jul 2006, Rating: 7.00, 7 pages

Does caffeine consumption during pregnancy increase the risk of fetal mortality?
The aim of this study was to evaluate the available epidemiological evidence of the effect of caffeine consumption during pregnancy on fetal mortality.

Date: 26 Jul 2006, Rating: 3.57, 6 pages

Delivery After Previous Cesarean: A Risk Evaluation
A trial of labor after previous cesarean is safe and can be recommended in the majority of cases, study shows.

Date: 26 Jul 2006, Rating: 1.00, 7 pages

Factors predisposing to perinatal death related to uterine rupture during attempted vaginal birth after caesarean section: retrospective cohort study
This study concludes that for women attempting VBAC no previous vaginal birth and induction of labour with prostaglandin were associated with uterine rupture resulting in perinatal death...

Date: 26 Jul 2006, Rating: not rated, 7 pages

A Review of Nitrates in Drinking Water: Maternal Exposure and Adverse Reproductive and Developmental Outcomes
In this review an update on maternal exposure to nitrates in drinking water in relation to possible adverse reproductive and developmental effects is presented.

Date: 26 Jul 2006, Rating: 4.69, 10 pages

Contributions of androgen and estrogen to fetal programming of ovarian dysfunction
This mini-review focused on the role of fetal androgens and estrogens in determining postnatal ovarian phenotype, and the relevance of such fetal programming to reproductive health in women.

Date: 25 Jul 2006, Rating: 7.25, 10 pages

Lack Of GBA2: A Contraceptive For Male Mice
Although it had previously been thought that a protein known as GBA2 was important for bile acid metabolism, study shows that in mice GBA2 is in fact required for male fertility.

Date: 21 Nov 2006, Rating: 10.00

Sperm From Marijuana Smokers Move Too Fast Too Early, Impairing Fertility, UB Research Shows
Men who smoke marijuana frequently have significantly less seminal fluid, study shows.

Date: 24 Jul 2006, Rating: 3.00

Men Who Smoke Heavily May Impair Sperm, Fertility
Men who smoke cigarettes may experience a significant decline in their capacity to father a child, research shows.

Date: 24 Jul 2006, Rating: 5.00

Scientists Confirm Evolutionary Exception: Researchers Provide Strong Evidence That An Ancient Microbe Thrives And Evolves Without Sex
Biologists have confirmed that a group of microscopic animals has evolved for tens of millions of years without sexual reproduction implying a radical exception to the biological rule that abandonment of sexual reproduction is an evolutionary dead end.

Date: 24 Jul 2006, Rating: 5.00

Sex: Why bother? Evolutionary mysteries probed at UH
What advantage did sex offer when it first appeared and why does sex persist in modern organisms, stopping them from becoming asexual again...

Date: 24 Jul 2006, Rating: 4.00