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Thursday, April 21, 2011

Que:I just had an abortion and was offered an “Anti-D” injection because my blood group is A- (minus). Do I need this?

A: Aside from the main blood groups (A,B, AB or O), there is another component to your blood type. This is called the Rhesus (Rh) group. One can be Rh-positive or Rh-negative. This is why you'll see blood types designated as "A+" or "B-", etc. Your Rh status is determined by the Rh group of your parents. If one of your parents is Rh-positive, then you have a chance of being Rh-positive. People who are Rh-positive have a substance called D-antigen on the outside of their red blood cells, Rh-negative people don't.

Your question addresses the concern we have when an Rh-negative mother has a baby who is Rh-positive. If at any time during the pregnancy there is mixing of maternal and fetal blood, the mother's immune system may recognize the baby's Rh-positive blood as foreign and produce 'anti-D antibodies' against it. These 'anti-D antibodies' can then attack the baby's red blood cells, which then can lead to problems with the pregnancy, including spontaneous abortion.

Therefore, in women who just underwent a spontaneous abortion and are known to be Rh-negative, an Anti-D injection [Rho(D) immune globulin or Rhogam] is recommended in the event that the fetus was Rh-positive. The Anti-D injection will essentially "clean up" the mother's blood of any Rh-positive blood that may have come from the baby before mom's immune system has a chance to produce antibodies which can stay around in her system can cause issues with future pregnancies. This will help prevent future spontaneous abortions which are caused by the differences between mom and baby's Rhesus groups.



Manuka Honey May Fight Superbugs

Research presented this past week at the UK Society for General Microbiology meeting suggests that manuka honey may have a role in defending our bodies from antibiotics-resistent bacteria. Manuka honey is harvested in New Zealand from bees which feed on the manuka plant. For centuries humans have known about the healing properties of this honey and, in fact, purified forms of it are currently available on the market as wound-care products. However, the researchers wanted to find out whether or not the honey would help with infections caused by certain hospital bacteria. To their surprise, the manuka honey was able to prevent attachment of bacteria to tissue, effectively preventing them from forming biofilms, a property of bacteria which allows them to multiply and escape attack by antibiotics. The scientists believe that manuka honey, in conjunction with current antibiotics, could mean greater efficacy against multi-drug resistant bacteria such as MRSA and pseudomonas, among othe






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Thanks&Regards
Mahantesh.I.B
www.biotrack.yolasite.com
www.sitbiotech.blogspot.com
+91 9611558989
+91 9037652343



Ovarian Cancer Starts In The Fallopian Tubes


Scientists at the renowned Dana-Farber Cancer Institute in Boston have discovered that ovarian cancer actually starts in the fallopian tubes, not the ovaries. Previous studies have suggested that ovarian cancer may originate elsewhere in the body, but this is the first study to demonstrate how the cancer has its origins inside the fallopian tubes, which are located adjacent to the ovaries. Ovarian cancer is sometimes called the silent killer because its early symptoms can be so subtle and commonplace. These symptoms can include unexplained discomfort in the pelvic region, indigestion, bloating, pain with sexual intercourse and abdominal pain. Each year, approximately 200,000 women worldwide are diagnosed with ovarian cancer and about 115,000 die of the disease. The hope is that by understanding how cancers start, new screening tests may improve rates of early detection. The study is published in the journal Proceedings of the National Academy of Sciences







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Thanks&Regards
Mahantesh.I.B
www.biotrack.yolasite.com
www.sitbiotech.blogspot.com
+91 9611558989
+91 9037652343