OBJECTIVES: To investigate the hypothesis that mother's use of antibiotics in pregnancy
could influence asthma and eczema in early life. STUDY DESIGN: Subjects were included …

Background Evidence on the association between post‐natal exposure to antibiotics and the
development of asthma is extensive, but inconsistent and even less is known about prenatal …

Antibiotic use during infancy alters gut microbiota and immune development and is
associated with an increased risk of childhood asthma. The impact of prenatal antibiotic …

Background Maternal use of antibiotics during pregnancy has been associated with the
development of asthmatic disorders in the offspring. The human microbiome has been …

Background Asthma prevalence has doubled in developed countries during the past 30
years. Pre-and perinatal events are essential in shaping the development of the immune …

Background A recent study suggested that early‐life intestinal microbiota may play an
important role in the development of childhood asthma, indicating that antibiotics taken …

CONTEXT: The increasing prevalence of childhood asthma has been associated with low
microbial exposure as described by the hygiene hypothesis. OBJECTIVE: We sought to …

Objective To investigate the association between exposure to antibiotics in fetal and early
life and asthma in childhood, with adjustment for confounding factors. Design Nationwide …

Background In general, studies reporting positive associations between antibiotic exposure
and respiratory and allergic disease have been unable to determine the nature of this …

Background Environmental exposures that occur in utero and during early life may
contribute to the development of childhood asthma through alteration of the human …