| 產(chǎn)品詳情 |
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| Product Name | Parathyroid Hormone (PTH) protein |
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| Description | Parathyroid hormone (PTH), or parathormone, is secreted by the parathyroid glands as a polypeptide containing 84 amino acids. It acts to increase the concentration of calciumin the blood, whereas calcitonin (a hormone produced by the parafollicular cells of the thyroid gland) acts to decrease calcium concentration. PTH acts to increase the concentration of calcium in the blood by acting upon parathyroid hormone receptorin three parts of the body: In the bones- It enhances the release of calcium from the large reservoir contained in the bones. Bone resorption is the normal destruction of bone by osteoclasts, which are indirectly stimulated by PTH. Stimulation is indirect since osteoclasts do not have a receptor for PTH, rather, PTH binds to osteoblasts, the cells responsible for creating bone. Binding stimulates osteoblasts to increase their expression of RANKL, which can bind to osteoclast precursors containing RANK, a receptor for RANKL. The binding of RANKL to RANK stimulates these precursors to fuse, forming new osteoclasts which ultimately enhances the resorption of bone. In the kidney- It enhances active reabsorption of calcium from distal tubules and the thick ascending limb.In the intestine- It enhances the absorption of calcium in the intestine by increasing the production of vitamin D and upregulating the enzyme responsible for 1-alpha hydroxylationof 25-hydroxy vitamin D, converting vitamin D to its active form (1,25-dihydroxy vitamin D) which effects the actual absorption of calcium (as Ca2+ ions) by the intestine via calbindin.Recombinant Human full length PTH 1-84 has potential as an anti-osteoporotic agent, due to its properties as a bone formation stimulant, it increases bone turnover, stimulating osteoblasts and reducing both vertebral and non vertebral fractures Synonyms: Parathyrin, PTH, Parathormone |
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| Size | 1 mg |
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| Concentration | n/a |
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| Applications | n/a |
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| Other Names | PTH|PTH1|PTH-(1-84)|Pth1|Pthr1|Pthp|2210013M04Rik|AW046744 |
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| Gene, Accession, CAS # | Gene ID: 5741 |
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| Catalog # | ABIN806202 |
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| Price | |
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| Order / More Info | Parathyroid Hormone (PTH) protein from ANTIBODIES-ONLINE GmbH |
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| Product Specific References | n/a |
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