This book elucidates the concepts and innovative models around prospective developments with respect to microbial engineering. It presents researches and studies performed by experts across the globe. Microbial engineering brings together principles of various fields like biotechnology, chemical engineering, microbiology, immunology, etc. The aim of this text is to present researches that have transformed this discipline and aided its advancement. From theories to research to practical applications, case studies related to all contemporary topics of relevance to this field have been included in it. Scientists and students actively engaged in this field will find the book full of crucial and unexplored concepts.