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CCL2 is a monomeric polypeptide, with a molecular weight of approximately 13-15 kDa depending on levels of glycosylation. [13] CCL2 is anchored in the plasma membrane of endothelial cells by glycosaminoglycan side chains of proteoglycans.
Calcium chloride was apparently discovered in the 15th century but wasn't studied properly until the 18th century. [11] It was historically called "fixed sal ammoniac" (Latin: sal ammoniacum fixum [12]) because it was synthesized during the distillation of ammonium chloride with lime and was nonvolatile (while the former appeared to sublime); in more modern times (18th-19th cc.) it was called ...
The cell membrane of CaCl 2-treated cells is severely depolarized during the heat shock stage, and as a result, the drop in membrane potential reduces the negative nature of the cell's internal potential, allowing negatively charged DNA to flow into the interior of the cell. Afterwards, the membrane potential can be raised back to its initial ...
In mammals, major cell types include skin cells, muscle cells, neurons, blood cells, fibroblasts, stem cells, and others. Cell types differ both in appearance and function, yet are genetically identical. Cells are able to be of the same genotype but of different cell type due to the differential expression of the genes they contain.
The same crystal structure is found in numerous ionic compounds with formula AB 2, such as CeO 2, cubic ZrO 2, UO 2, ThO 2, and PuO 2. In the corresponding anti-structure, called the antifluorite structure, anions and cations are swapped, such as Be 2 C.
Membrane lipids are a group of compounds (structurally similar to fats and oils) which form the lipid bilayer of the cell membrane. The three major classes of membrane lipids are phospholipids, glycolipids, and cholesterol. Lipids are amphiphilic: they have one end that is soluble in water ('polar') and an ending that is soluble in fat ...
Protoplasm (/ ˈ p r oʊ t ə ˌ p l æ z əm /; [1] [2] pl. protoplasms) [3] is the part of a cell that is surrounded by a plasma membrane.It is a mixture of small molecules such as ions, monosaccharides, amino acids, and macromolecules such as proteins, polysaccharides, lipids, etc.
Light micrograph of a moss's leaf cells at 400X magnification. The following outline is provided as an overview of and topical guide to cell biology: . Cell biology – A branch of biology that includes study of cells regarding their physiological properties, structure, and function; the organelles they contain; interactions with their environment; and their life cycle, division, and death.