cell biology

... with the basics of cell structure, organelles, and structures and functions of the bacteria covering issues from different aspects of cells including cell biology, microbiology, immunology ... and microscopy. In terms of cell biology, cell models are provided along with the cell cycle and apoptosis. Viruses and bacteria were covered in terms of microbiology. Anatomy of some...

Ngày tải lên: 14/02/2014, 13:20

... ultrastructure of a cell that synthesizes (but does not secrete) proteins on free polyribosomes (A); a cell that synthesizes, segregates, and stores proteins in organelles (B); a cell that synthesizes, ... together by a strand of RNA. mRNA Ribosome Polyribosomes

Ngày tải lên: 18/02/2014, 11:20

... cancer cell cycle data highlights three groups of genes ) those that cycle in both cancer and normal cells; those that cycle only in normal cells; and those that cycle only in cancer cells ) ... with cells and mobile cell masses. Pericellular proteolysis is hence a prerequisite for expansive tumor growth, collective invasion and large-scale tissue reshaping. In contrast, single -cell ......

Ngày tải lên: 19/02/2014, 02:20

... of cells [89]. Overexpression of DPIV in cell lines results in inter- esting cell- behavioural effects. Our studies have found that 293T epithelial cells transfected with DPIV exhibited less cell ... peptidase IV expression in cancer and stromal cells of human esophageal squa- mous cell carcinomas, adenocarcinomas and squamous cell carcinoma cell lines. APMIS 116, 823–831. 30 Arata...

Ngày tải lên: 06/03/2014, 09:22

... and A. J. Turner Biology and chemistry of b-secretase (BACE-1) FEBS Journal 276 (2009) 1845–1859 ª 2009 The Authors Journal compilation ª 2009 FEBS 1859 REVIEW ARTICLE Cell biology, regulation ... production in SH-SY5Y cells [56]. In addition, the disruption of lipid rafts by the depletion of cellular cholesterol levels has been shown to decrease Ab production in both cells [56–58] and i...

Ngày tải lên: 07/03/2014, 00:20

... glands 1 Cell Biology A cell is chemical system that is able to maintain its structure and reproduce. Cells are the fundamental unit of life. All living things are cells or composed of cells. 20 The ... neighboring cells to each other in tissues 29 Flagella and Cilia - cellular appendages can propel cells or propel materials over the cell surface cells that have flagella have few...

Ngày tải lên: 13/03/2014, 17:52

... biology I. The Cell s Organization II. Cell Cycle and Cell Division III. Cellular Molecules IV. The Genetic Dogma Cellular Molecules The four main families of small organic molecules in cells ... Biotechnology Some Eukaryotic Cell- Cycle Times Cell Type Cell- Cycle Times Early frog embryo cells 30 minutes Yeast cells 1.5-3 hours Intestinal epithelial cells about 12 hours Mamm...

Ngày tải lên: 13/03/2014, 19:46

... biology I. The Cell s Organization II. Cell Cycle and Cell Division III. Cellular Molecules IV. The Genetic Dogma Cellular Molecules The four main families of small organic molecules in cells ... Biotechnology Some Eukaryotic Cell- Cycle Times Cell Type Cell- Cycle Times Early frog embryo cells 30 minutes Yeast cells 1.5-3 hours Intestinal epithelial cells about 12 hours Mamm...

Ngày tải lên: 13/03/2014, 19:47

... appear in the cell (including mutations in genes that control cell growth) much more frequently than normal. 11 Cell Biology and Cancer A second cellular back-up system prompts a cell to commit ... biologists describe the cell pedi gree of a mass of cells that eventually is recog nized as a tumor? 7 Ä Cell Biology and Cancer One approach to identifying the origin of...

Ngày tải lên: 15/03/2014, 00:20