Significant improvement in skin condition and a highly significant reduction in the incidence of nosocomial infections (i.e. noncontaminated positive blood or cerebrospinal fluid culture for suspected sepsis after the first 48 h of hospitalisation)12Oxytocin levels in saliva, infant massage increased salivary oxytocin level in mothers and infants with normal bonding and it had no effect on salivary oxytocin level of baby30Improved bone growth and physical activity31Not stated41. The gene discussed is OXT; the disease is nosocomial infection.