Andrographis paniculata ethanolic extract affects the spleen’s histopathology of Salmonella-infected mice Purnaning Dhian Isnaeni, Fuji Astuty Auza, Astriana Napirah, Putu Nara Kusuma Prasanjaya, Asma Bio Kimestri, Indah Amalia Amri, Desy Cahya Widianingrum, Eistifani Fajrin, Himmatul Khasanah Jurnal Ilmiah Peternakan Halu Oleo Vol. 8 No. 2 2026 DOI 10.56625/jipho.v8i2.924