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International Review of Cytology presents current advances and comprehensive reviews in cell biology – both plant and animal. Articles address structure and control of gene expression, nucleocytoplasmic interactions, control of cell development and differentiation, and cell transformation and growth. Authored by some of the foremost scientists in the field, each volume provides up-to-date information and directions for future research.
This volume explores nuclear structure and trafficking involving or relevant to RNA and RNPs. Topics include advances and current problems in the structural organization of different subnuclear compartments, Cajal bodies and gems, speckles containing splicing factors, and PML bodies characteristic of ProMyelocytic leukemia. The book also describes the dynamic aspects of RNA trafficking and the latest technologies for live cell imaging of mRNA.
Our current knowledge of marine organisms and the factors affecting their ecology, distribution and evolution has been revolutionised by the use, in the last 20 years, of molecular population genetics tools. This book is the result of a meeting of world-leading experts, in Rio de Janeiro, where the state of the art of this field was reviewed. Topics covered include the molecular analysis of bio-invasions, the recent developments in marine biotechnology, the factors affecting levels of genetic variation and population structure in marine organisms and their application to conservation biology, fisheries and aquaculture. This is the first book dedicated to the genetic study of marine organisms. It will be very useful to biology students, scientists and anyone working or simply interested in areas such as marine biology, zoology, ecology, and population and molecular genetics.
Using different viral models, molecular pathways regulated by viral genes and their role in the pathogenesis of infection are analyzed. The book also offers an update of known signaling pathways in apoptosis and their role in normal and infected cells. Special emphasis is given to molecular pathways underlying viral transformation and oncogenesis and how research in this area is opening opportunities in cancer therapy.
The survival of the human species has improved significantly in modern times. During the last century, the mean survival of human populations in developed countries has increased more than during the preceding 5000 years. This improvement in survival was accompanied by an increase in the number of active years. In other words, the increase in mean life span was accompanied by an increase in health span. This is now accentuated by progress in medicine reducing the impact of physiologic events such as menopause and of patho logical processes such as atherosclerosis. Up to now,research on aging, whether theoretical or experimental, has not contributed to improvement in human survival. Actually, there is a striking contrast between these significant modifications in survival and the present knowledge of the mechanisms of human aging. Revealed by this state of affairs are the profound disagreements between gerontologists in regard to the way oflooking at the aging process. The definition of aging itself is difficult to begin with because of the variability of how it occurs in different organisms.
Progress in Nucleic Acid Research and Molecular Biology
Cells do not normally live as single entities but are grouped together in specific functional and structural configurations in various tissues. Intra cellular mechanisms maintain cellular viability and provide the means necessary for their specific cellular functions. The interaction between cells is maintained by mechanisms involving extracellular signalling. Such extracellular mechanisms may include special properties of the cell surface which involve immediate cell contact, but may also represent mechanisms which act at a distance and are mediated via special secretions and/or re ceptors. Recent studies on cell-cell contact have tended to stress cell sur face components directly mediating...
WHAT HAPPENED IN KANAZAWA? THE BIRTH OF eCAM This book contains the proceedings of the International Symposium on Complementary and Alternative Medicine, (CAM) which was convened in Kanazawa Japan, November 8-10, 2002. The participants were mainly from Japan, USA, China, France, England, Germany, Taiwan, and India. The world of western medicine is gradually opening its doors to new ways of ap proaching healing. Since many of these approaches began centuries and even millennia ago in Asia, it was entirely appropriate to open our symposium in Kanazawa, a beautiful, traditional city located on the Sea of Japan. Experts from Asia, Europe and the United States gathered together for true discussio...
Provides coverage of the field of the chemotaxonomy, structure elucidation, synthesis, biosynthesis, and biology of various classes of alkaloids from higher and lower plants, marine organisms, and various terrestrial animals. Each volume provides a detailed coverage of particular classes or sources of alkaloids.
The concept of ‘biomineralization’ signifies mineralization processes that take place in close association with organic molecules or matrices. The awareness that mineral formation can be guided by organic molecules notably contributed to the understanding of the formation of the inorganic skeletons of living organisms. Modern electron microscopic and spectroscopic analyses have successfully demonstrated the participation of biological systems in several mineralization processes, and prominent examples include the formation of bio-silica in diatoms and sponges. This insight has already made the application of recombinant technology for the production of valuable inorganic polymers, such a...