Author Elaiyaraja G, Dhama K, Asokumar M, Palanivelu M, Malik YS, Sachan, S. Gopi M, Krishnaswamy N, Kumar D,
Infectious bursal disease virus (IBDV) causes an acute and highly contagious viral infection in poultry, which is highly immunosuppressive and increases susceptibility to various opportunistic pathogens, health beneficial effects of Aloe vera gel extract on the hematological parameters in IBDV vaccinated white leghorn chicks, 3% Aloe vera gel extract was given in water from day one to entire study period of 45 days, hematological parameters like WBC, heterophils, lymphocytes, monocytes, RBC, Hb, PCV, MCV, MCH and MCHC, lymphocyte count, Aloe vera increased the leukocytes count , use of Aloe vera in relation to poultry vaccinated with IBDV, further studies could reflect its potential use as an additive in poultry ration to achieve better production and to boost immune status of poultry against infectious disease