Roxane Holt, a maternal-fetal medicine fellow and co-lead writer of the study. ‘When patients present in preterm labor, we don’t have a lot of therapy to avoid the labor,’ she said. UT Southwestern researchers compared preterm birth models in mice. They injected lipopolysaccharide to market infection-like circumstances and an inflammatory response in one model. In the various other, they administered mifepristone to simulate the withdrawal of the gestation-supporting hormone progesterone, which takes place by the end of a pregnancy normally. Researchers record that cervical changes in inflammation-induced circumstances are due to an influx of white blood cells and an elevated expression of pro-inflammatory markers without increase in the expression of genes induced in term ripening.BackContinueEye Exams Essential for Toddlers & Preschoolers Children reach visual maturity by about 8 years old; from then on, vision problems can be harder to deal with. The earlier amblyopia is certainly diagnosed and treated, the better the chances to restore eyesight and steer clear of permanent vision loss. There are no apparent symptoms of a vision issue Sometimes, so it’s very important to kids to undergo yearly vision screenings. These exams must start in the toddler and preschool years in order that complications are captured before a kid reaches visual maturity. Most vision screening examinations are completed at the pediatrician’s office or at school by the school nurse. If problems are found, your child will be referred to a pediatric ophthalmologist for further evaluation and treatment.