Novel strains and methods for their use are provided. Particularly, foods and other oral products or treatments containing sporulation deficient Bievibacillus strain when administered to a subject can inhibit or reduce the number of pathogens in the subject and improve the health of the subject.CELULAS DE B. TEXASPORUS DE ESPORULACION DEFICIENTE Y PROCEDIMIENTOS PARA LA INACTIVACION EFICIENTE Y DE BAJO COSTO Y USUOS RELACIONADOS