This volume includes some of the latest research in the fields of medicine and biology. Chapter One discusses various technologies for the repair of skin tissue. Chapter Two reviews the pathophysiology, symptoms and treatment of diseases. Chapter Three illustrates how an understanding of colloidal behavior of proteins can enhance product development of biologics such as antibodies and antibody drug conjugates. Chapter Four deals with the characteristics and clinical significance of TP53 abberations in chronic lymphocytic leukemia. Chapter Five examines the effect of dietary histidine supplementation on growth, muscle cellularity and critical swimming of meagre Argyrosomus regius larvae, whereas Chapter Six deals with the combined effect of water temperature and dietary protein on this organism. Chapter Seven sheds light on the possible major and minor factors leading to exacerbation and induction of the different forms of urticaria.