Sunday, March 10, 2013

Vitamin D during pregnancy


Vitamin D during pregnancy


A recent study showed that pregnant women should refrain from taking vitamin D supplements, where he appeared over the likelihood of childhood food allergy after birth.
The researchers said that vitamin D has good benefits as it strengthens bones and protects against infection and especially during the cold months and the winter and helps musculature and nervous, especially in the treatment and prevention of injury crippled (rickets), where he was giving it to children and infants for more than fifty years.
But recent studies have looked at the positive results of this vitamin to children, and at the end of the nineties turned people's attention to the existence of a link between high levels of vitamin D and allergies.
The researchers conducted the study to see whether vitamin D levels for the mother during pregnancy may affect the likelihood of childhood allergies.
The study included 622 mothers and their children the 629 long-term, and measured vitamin D levels in the blood of pregnant mothers and in the umbilical cords of babies at birth, in addition to the assessment questionnaire was used a food allergy during the first two years of children Khiah.
The researchers found that low levels of vitamin D in the blood of pregnant women has been associated with a decrease the
possibility of infecting the children food allergy during the first two years of their lives, compared with mothers Alllaty levels of vitamin D were to have high blood during pregnancy and which has been associated with a greater likelihood childhood allergy foods.
The researchers also found that these children were to have high levels of immune globulin any allergens foods Kpaad eggs and milk protein, wheat flour, peanuts or soybeans.
The researchers were able to arrive in the way that is linked to the high levels of vitamin D with infecting the children with sensitivity foods, where they looked to the immune response of the infected children and analyzed T cells regulatory umbilical cord blood, and cells can prevent the immune system from excessive interaction with allergens where It protects against allergies.
The previous analysis showed that the risk of allergies increases in cases where regulatory T cells in cord blood a few. With high levels of vitamin D in the blood of mothers and children, the regulatory T cells are less and this means that high levels of vitamin D inhibits the growth of regulatory T cells and increases the risk of allergies

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