Product Description: The study of cell membranes began to attract increasing interest before the turn of the present century with the observations of 0 verton. Since that time many investigators have become interested in the broad problem of structure and function of the membrane and today we find ourselVes at a stage in which several branches of research, particularly physical chemistry, biochemistry, biophysics, physiology and pharmacology have come together, leading to the possibility of obtaining a better perspective of the overall problems...read more

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Product Description: Parasitic relationships are among the most common yet complex associations found in nature. This book makes an important contribution toward integrating parasitology into the mainstream of ecological and evolutionary studies. It delves into a number of key questions: to what extent are parasite-host interactions an escalating evolutionary conflict and, conversely, to what extent has evolution modified this process to facilitate co-existence? The first section of the book deals with whole organisms and populations, since the effects of parasitism are dependent on the densities and distributions of hosts and parasites...read more