Doctor insights on:
Antibody That Can Cross The Placenta
All except IgG: Only IgG can, main reason is size, although IgD and IgE are small too, but mainly not found in the circulation, and function differently, IgG is found in abundance, crosses the placenta during pregnancy to arm the newborn with enough passive immunity during early months of life till capable to produce own antibodies ...Read more
Streptococcus milleri in the womb/placenta should this have been detected during my pregnancy? Me and baby recieved antibiotic therapy but worried no
Strep milleri: This organism can be quite malignant, if in fact it is causing infection. It is not possible to tell whether its presence could have been detected earlier without more info on your symptoms and signs. Hope that you and your baby are getting along well and will recover uneventfully from anything this may have caused. ...Read more
You name it: Any virus that has a blood stream phase can infect the fetus when the mother is infected. The German measles is one of the worst classical examples. Yet any form of hepatitis, the flu, chickenpox, mono, cytomegalovirus, all can infect both. The effect on the fetus depends on the timing during the pregnancy and various characteristics of the germ. ...Read more
Yes: Yes, thc crosses the placenta. When pregnant women smoke marijuana, there is an increased risk for premature birth and lower birth weight, length and head circumference. Babies that are born prematurely or with low birth weight have higher rates of infant deaths, learning problems or other disabilities. ...Read more
On the cell surface.: Ige mediated allergic reactions involve 2 ige antibodies directed against the same allergens in close proximetry on the surface of mast cells or basophils. The antibody then fits in between the 2 ige antibodies. That activates the cell to release mediators (chemicals) that directly or indirectly by activating other cells resulting in allergy symptoms. The ige antibodies themselves do'nt cross link. ...Read more
Probably harmful: Exposure to lead is probably harmful to the formation of the placental cells as well as the developing embryo and fetus. Since lead is a heavy metal, it may remain in placental, embryonic and fetal tissues for months to years and cause permanent and often irreversible damages. ...Read more
I have anti-kell antibodies. Do I need a medical bracelet since a reaction in a cross match might not happen quick enough to see in an emergency?
Good idea: It will not do any harm and may of use in an emergency. ...Read more
Can tetrogens cross to an embryo at implantation? Or does this only happen once the placenta is formed?
Yes, they can: Placenta and embryo evolve from the same structure, which is the clump of cells that originate from the division of the fused sperm/egg. Without blood supply from the mother, these events could not happen. So, with the blood to the evolving fetus/placenta, come the teratogens to the embryo. ...Read more
I was told I had too many antibodies in my blood what does this mean am I sick they took blood and sent it to the Red Cross incase I needed blood?
Alot of transfusions:
Some persons develop antibidoies if they receive multiple transfusions. This is not unheard of in persons who get a transfusion every few months for medical reasons.
It makes it a bit more difficult te find an adequate blood donor that's why they send the sample. Its okay they will find a donor the vat majority of the time ...Read more
Placental barrier: The organism can cross the placental barrier rapidly after contamination with uncooked vegetables, meats or contaminated cat litter. ...Read more
Good question: To my knowledge this is not known. If anyone out there has any answer to this question, please advise. Thank you, pierre guibor, md, pa. ...Read more
Salmonella: Non-typhoidal strains of salmonella can rarely produce enteric fever and are usually confined to the intestinal tract. It would be unusual for your baby to be affected by this, but best to discuss this with your obstetrician and the doctor who made the diagnosis of salmonellosis. Hope you are better soon, and have a great baby. ...Read more
If Accidentally swallowed an object like piercing while pregnant does it cross the placenta and harm the baby? What can and can't cross the placenta?
No it does not: Cross the placenta. Only things in the blood stream can cross the placenta. And then not even blood cells cross it. So microscopic nutrients, minerals, some medications that are taken pass along with some other things too complicated for this discussion. So a piercing you swallowed does not leave your intestines, does not get in your blood stream and has no chance of passing to your baby, ...Read more
I have antibody p in my blood what does this mean? I found out about it when I was in high school from the amercian red cross.
Does a monoclonal antibody reactive with the o139 antigen of e.Coli would cross react with v.Cholera o139?
Apparently not.: This does not seem likely because first that the v cholera is usually found in india and bangladesh while ecoli is usually in the U.S., mexico, and south america. Second, the mechanisms are different because the genes for toxicity on the e coli strains are not present in the v cholera. Third, there seems to be no information on any cross reaction of these two o 139 strains. ...Read moreSee 1 more doctor answer
Is there a test similar to the elisa, or the IFA that detects higher than normal levels of antibodies across a wide array of third world diseases all at once with one test? Basically an antibody test where mass cross-reactivity is preferred?
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