Figure 1

Design of the different experimental groups under study. Dark gray square are used for the pregnancy period (21 days approximately); white square are used for the suckling period (21 days) and light gray square are used for the period after weaning (21 days of age) and until adulthood (45 days of age). Arrows indicate the day of the sacrifice (12, 21, 28 and 45 after birth). Brackets are used to indicate the periods where the mothers or their offspring receive the PFM.