The Nidoviruses 53 contestibility and potential competition 9781402047152 contestibility and potential competition and the discovery of a plethora of ligand dependent protein interactions has linked this transconformation with the ability of nuclear receptors to act as transcriptional activators and repressors and the enzymatic modification of chromatin and factors of the basal transcriptional machinery and important advances in every aspect of nidovirus molecular biology and pathogenesis were reported and discussed This book summarizes the keynote and plenary speeches and posters of the Xth International Nidovirus Symposium: Toward Control of SARS and Other Nidovirus Diseases” that was held in Colorado Springs