Bhubaneswar, Aug. 1 -- Early exposure to antibiotics kills healthy bacteria in the digestive tract and can cause asthma and allergies, claims a new study conducted on mice.The study, published in 'Mucosal Immunology', has provided the strongest evidence, so far, that the long-observed connection between antibiotic exposure in early childhood and later development of asthma and allergies is causal."The practical implication is simple: Avoid antibiotic use in young children whenever you can because it may elevate the risk of significant, long-term problems with allergy and/or asthma," said Martin Blaser, director of the Center for Advanced Biotechnology and Medicine at Rutgers University in the US.In the study, the researchers from Rutgers,...