Published since 1959, International Review of Neurobiology is a well-known series appealing to neuroscientists, clinicians, psychologists, physiologists, and pharmacologists. Led by an internationally renowned editorial board, this important serial publishes both eclectic volumes made up of timely reviews and thematic volumes that focus on recent progress in a specific area of neurobiology research. This volume is a collection of articles covering recent advances in the field of neurobiology. Topics covered include chromosome 22 deletion syndrome and schizophrenia; characterization of proteome of human cerebrospinal fluid; hormonal pathways regulating intermale and interfemale aggression; neuronal gap junctions; effects of genes and stress on the neurobiology of depression; quantitative imaging with teh MicroPET small-animal PET tomograph; understanding myelination through studying its evolution.