“…It has been reported that SDPP can improve the immune response and intestinal functions of pigs and chicken (Beski et al, 2016;Pierce et al, 2005). Dietary SDPP in peripartum sow feed has merit for reducing stillborn pigs, benefits litter size in the next parturition (Crenshaw et al, 2021) and has prebiotic effects on gut microbiota of mice (Moretó et al, 2020). It also reported that the dietary fishmeal protein could be substituted efficiently by spray-dried blood cell meal (SBCM) up to 600 g/kg, without adverse effects on the growth of Litopenaeus vannamei (Niu et al, 2011).…”