Pathogenic E. coli strains use a multi-step scheme of pathogenesis that is similar to that used by other mucosal pathogens, which consists of colonization of a mucosal site, evasion of host defences, multiplication and host damage.
Research suggests that autism can be reliably diagnosed by age 2, but this study found that fewer than half of children with autism are diagnosed by age 5. Autism is a complex neurodevelopmental disorder that affects as many as 1 in 88 U.S. children, according to the U.S. Centers for Disease Control and Prevention.
Baron-Cohen S, Allen J, Gillberg C. Autism is currently detected only at about three years of age. This study aimed to establish if detection of autism was possible at 18 months of age.We screened 41 18-month-old toddlers who were at high genetic risk for developing autism, and 50 randomly selected 18-month-olds, using a new instrument, the CHAT, administered by GPs or health visitors.aron-Cohen S, Allen J, Gillberg C. Autism is currently detected only at about three years of age. This study aimed to establish if detection of autism was possible at 18 months of age.