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Uterine in Biological News

Avoiding hysterectomy: Major interventional radiology E-collection info available

... collection of professional articles about uterine artery embolization, a treatment directed toward ... effects that may occur due to the presence of uterine fibroids. The Journal of Vascular and ... the need to search topics individually. uterine fibroids are very common noncancerous growths ...

Bisphenol A exposure in pregnant mice permanently changes DNA of offspring

... a brief period in pregnancy lead to a change in uterine function," said study co-author Hugh Taylor, MD, ... on one of the genes that is responsible for uterine development and subsequent fertility in both mice ... Furthermore, these changes in the offspring's uterine DNA resulted in a permanent increase in estrogen ...

Babies born to native high-altitude mothers have decreased risk of low birth weight

... found that at high altitude: the uterine artery of Andean women delivered more blood and ... the mother's Andean heritage, the greater the uterine artery blood flow, the greater the oxygen ... low-oxygen environments. The study, "Augmented uterine artery blood flow and oxygen delivery protect ...

Oh baby, interventional radiology makes childbirth safer

... Interventional radiologists guide a catheter up a uterine artery using X-ray imaging. Once at the site of ... umbilical cord) grows or "invades" into the uterine wall. "Minimally invasive interventional ... a combination of balloon catheters inserted into uterine arteries predelivery (that could be inflated to ...

Engineering bouncing babies, 1 at a time

... before the embryo implants itself onto the uterine wall," he says. These contractions play a vital ... the embryo to its implantation site in the uterine wall. It's a fluid mechanics issue. "By ... he says. The chance of finding an optimal uterine position could be improved through Prof. Elad's ...

New research findings may enable earlier diagnosis of uterine cancer

... rats to locate the defective genes that cause uterine cancer. Like monozygotic (identical) twins, these ... female rats in the study spontaneously developed uterine cancer. By using advanced techniques to analyse ... be used as a future diagnostic test for human uterine cancer," says Sandra Karlsson. The signature ...

Gap junction protein vital to successful pregnancy, researchers find

... of the embryo and allow it to implant in the uterine wall, the researchers discovered. The ... that are activated in the presence of estrogen in uterine cells. They found that Cx43 was prominent among ... when the embryo has begun to invade into the uterine tissue, but has yet to make a connection to the ...

Birth control has long-term effect on hormone exposure

... past oral contraceptive use dramatically lowers the risk of ovarian and uterine cancers later in life. While studying the effect of post-menopausal ... past oral contraceptive use significantly lowers the risk of ovarian and uterine cancers later in life, this new observation in monkeys may shed light on ...

TGen and Washington University researchers discover new approach to treating endometrial cancer

... now. "This targeted approach holds great promise for patients with uterine cancer (endometrioid endometrial) tumors that contain the FGFR2 mutation," ... inhibitor - even when they carry other genetic abnormalities common in uterine cancers - suggests anti-FGFR2 therapies have great potential.'' The ...

Likely cause of postpartum blues and depression identified

... say. That crosstalk allows the mother's blood to flow out of the uterine artery and get just a single cell layer away from the fetus' blood, says ... the fetus and placenta are gone, blood continues flowing from the mother's uterine artery until platelets move in to stop it, Dr. Prasad explains. Serotonin ...

In-vitro fertilization improved with 3-D/4-D-guided embryo transfer and new placement target

... (MIP) Point - Suggested Target for Optimal Embryo Placement Within the uterine Cavity During Embryo Transfer" (ASRM: P-665), was led by Dr. Gergely, who ... said Dr. Gergely. "While 3D imaging allows doctors to visualize the entire uterine cavity and identify the MIP Point, it's only with the addition of 4D ...

Preimplantation genetic diagnosis may pose neurological risks

... the PGD procedure, could affect fetal, neonatal and adult development. They found that there were no differences in embryo development prior to uterine implantation in the biopsied and control groups, which is consistent with results found in humans. However, following implantation, successful births ...

Stuff of stink bombs investigated for role in pregnancy

... sulphide in the female reproductive tract. So far, hydrogen sulphide has been shown to relax the uterus and it can be produced by the placenta, uterine tissue and the amniotic sac." Dr Carson's interest is in the initiation of term labour, premature labour and pre-eclampsia, which are still poorly ...

Chromosomal problems affect nearly all human embryos

... a single cell is removed from the early embryo for genetic testing, since it is hypothesised that the selection of chromosomally normal embryos for uterine transfer would increase the live birth rate and decrease the spontaneous abortion rate per embryo transferred. "Although PGS is promoted as a way ...

Will IVF work for a particular patient? The answer may be found in her blood

... help understand why IVF works for some patients but not for others. Previous work in this area has looked at gene profiles in such tissues as the uterine lining, but Dr. Allen and her team chose to examine the gene expression patterns in RNA extracted from peripheral (circulating) blood, an easily ...

Nanotechnology holds promise for STD drug delivery

... effectively in two important ways, penetrating to reach cells below the surface of the mucosa and distributing throughout the vaginal, cervical, and uterine regions. Furthermore, the siRNAs stayed in the tissues for at least a week and knockdown of gene activity lasted up to 14 days. While past work ...

Ultrasound imaging now possible with a smartphone

... possible to build smartphone-compatible USB ultrasound probes for imaging the kidney, liver, bladder, and eyes, endocavity probes for prostate and uterine screenings and biopsies, and vascular probes for imaging veins and arteries for starting IVs and central lines. Both medicine and global computer ...

March of Dimes provides $2.7 million in new funding for preterm birth research

... FEB. 11, 2009 Scientists intend to identify microbes that may cause preterm labor in some women, investigate the role of an enzyme in preventing uterine contractions and an early birth, and look at different groups of women to find genetic and environmental risk factors for prematurity. The work of ...

2 new compounds show promise for eliminating breast cancer tumors

... and has a very personal reason for wanting to find a cure for cancer. During his first year of college, his 52-year-old mother was diagnosed with uterine cancer and died. He dedicated his life to finding a cure. The two compounds developed in his lab hold promise in part because they efficiently ...

Two new compounds show promise for eliminating breast cancer tumors

... and has a very personal reason for wanting to find a cure for cancer. During his first year of college, his 52-year-old mother was diagnosed with uterine cancer and died. He dedicated his life to finding a cure. The two compounds developed in his lab hold promise in part because they efficiently ...

Menstrual blood -- a valuable source of multipotential stem cells?

... said Amit N. Patel, MD, MS, Director of Cardiac Cell Therapy at the University of Pittsburghs McGowan Institute of Regenerative Medicine. uterine stromal cells have similar multipotent markers found in bone marrow stem cells and originate in part from bone marrow. Published in the most recent ...

New evidence for female control in reproduction

... reporting possible biochemical proof that the reproductive system of female mammals can sense the presence of sperm and react to it by changing the uterine environment. This may be the molecular mechanism behind post-copulatory sexual selection, in which females that have mated with several partners play ...

Too much sugar turns off gene that controls the effects of sex steroids

... and estrogen will be released throughout the body, which is associated with an increased risk of acne, infertility, polycystic ovaries, and uterine cancer in overweight women. Abnormal amounts of SHBG also disturb the delicate balance between estrogen and testosterone, which is associated with ...

Study finds Viagra increases release of key reproductive hormone

... called the "love hormone" or "cuddle chemical," oxytocin plays several important roles in social interactions and reproduction, including triggering uterine contractions and lactation. It is also released during orgasm and has been linked to sexual arousal. Oxytocin release is regulated by an enzyme ...

Focused ultrasound relieves fibroid symptoms in women

... ultrasound procedure effectively shrinks uterine fibroids and significantly relieves ... at Brigham and Women’s Hospital in Boston. uterine fibroids are benign growths of the muscle inside ... States age 25 to 50 suffer from symptomatic uterine fibroids. Fibroid symptoms can include excessive ...

Absence of critical protein linked to infertility

... Without it, they say, an embryo cannot survive in uterine tissue or attach to a mother's blood supply. ... could become a vital gene marker for predicting uterine readiness for pregnancy. "The success rate ... of C/EBPb as a marker that correctly indicates uterine readiness for implantation in the human is likely ...

Born with a love of speech

... separated out the complicating effects of the uterine sound barrier. And the results, says Dr. Athena ... But, which speech sounds actually get through the uterine sound barrier to the fetus? According to Dr. Vouloumanos, the best evidence indicates that the uterine environment acts as a low-pass filter. This means ...

Sleeping Sickness Epidemic Spreading in Uganda

... and a suction device is used to remove the uterine contents. As an alternative, women and their ... treatment. If, after 5 more days had passed, the uterine contents still had not been expelled, the women ... women receiving misoprostol experienced complete uterine expulsion. After 5 more days had passed, a total ...

Drug Offers Alternative to Surgical Treatment After Miscarriage

... and a suction device is used to remove the uterine contents. As an alternative, women and their ... treatment. If, after 5 more days had passed, the uterine contents still had not been expelled, the women ... women receiving misoprostol experienced complete uterine expulsion. After 5 more days had passed, a total ...

Harmful chemicals may reprogram gene response to estrogen

... that when rats with a genetic predisposition to uterine tumors also receive an early-life exposure to ... linked to vaginal cancer, the incidence of uterine tumors rises to almost 100 percent. By ... having only the genetic defect, developed the uterine tumors. DES is a drug that was prescribed for ...

Heavy smoking cuts women's chance of pregnancy -- even with donated oocytes

... of nicotine on ovarian tissue. Maybe the same effect is happening in uterine tissue. The effect of a certain molecule depends, not only on its ... the effects of smoking in a series of health areas, its possible effect on uterine receptiveness has never been evaluated until now," he said. "Our ...

MicroRNAs as tumor suppressors

... microRNAs can function as tumor suppressors in vitro. "Overexpression of HMGA2 is an important feature of many medically important tumors like uterine fibroids,?explains Dr. Dutta. “It is very exciting to realize that microRNAs have an important role in suppressing the overexpression of HMGA2, and ...

MicroRNAs can be tumor suppressors

... the expression of other genes. "Overexpression of the HMGA2 gene is an essential feature of many medically significant tumors, such as uterine fibroids,?explains Dr. Dutta. “It is very exciting to realize that microRNAs have an important role in suppressing the overexpression of HMGA2. Thus, ...

Down syndrome: It's not just the age factor

... One feature common to most trisomies is an increase in frequency of trisomic pregnancies with increasing maternal age. There is strong evidence for uterine selection against genetically disadvantaged embryos. However, as women approach the menopause and the risk of future infertility increases, this ...

Gene first linked to rare disease may trigger skin cancer, other tumors

... expression pattern and with a recent observation showing that CYLD levels are downregulated in several other tumors such as kidney, liver, and uterine cervix." The researchers are now further examining their CYLD-deficient mice to find out whether the animals also show an increased prevalence of ...

Tamoxifen-like drug suggests new ways to selectively block estrogen

... that depend on estrogen. But it has the opposite effect in the uterus, acting like estrogen to stimulate tissue growth and increasing the risk of uterine cancer. A newer group of drugs, known as selective estrogen receptor down-regulators, or SERDs, have a more potent anti-estrogen effect, involving ...

Researchers Find New Technique To Identify Fetal Genetic Material From Amniotic Fluid

... information in the article, the authors write that fetal monitoring in the womb is now "limited to noninvasive methods such as measurement of uterine size or anatomic evaluation by fetal sonography. In addition, genetic analysis can be performed on amniotic fluid components ? They add that the ...
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