鸣叫 发表于 2025-3-23 13:11:10
History, Experience and Cultural Studiesd by any other analytical technique that combines simultaneous compositional and morphological observation. The sensitivity of EPXMA seems impressive (10-. to 10-. g of an element like Ca under favorable conditions), until this is converted into a concentration value for the local analyzed compartme商店街 发表于 2025-3-23 14:54:29
http://reply.papertrans.cn/31/3062/306127/306127_12.png首创精神 发表于 2025-3-23 20:41:42
Summary of Financial Growth of the Society,rent types of mammalian material for ultrastructural examination; for processing of plant material (. Hall and Hawes, ..). The material to be processed may be cell suspensions, particulates, monolayer cultures, or tissue derived from organs. The former three must initially be processed differently f最高点 发表于 2025-3-23 23:49:55
The Administration of the New Possessionsenner and Horne in 1959 (.). Rapidly, this staining technique was applied to other biological particulates, usually when a purified or semipurified aqueous suspension of freely suspended (i.e., nonaggregated) material was available. In addition to viruses, this material ranged from purified enzymes斜 发表于 2025-3-24 04:01:24
,Professor Meghnad Saha (1893–1956),rly 1980s, primarily because of the persistent efforts of Jacques Dubochet and his colleagues (.-.). Many scientists have now used this approach to study thin unstained films of numerous biological samples, ranging from DNA to protein molecules and macromolecular assemblies, ribosomes, protein filamBRAVE 发表于 2025-3-24 07:06:22
An Outline of the Song-Dynasty Chan Schoolhe antibodies bind specifically to the protein being investigated and electron opaque markers visualize their location within the cell. For electron microscopy, it is important to have preparation methods that open the cells and allow access of antibodies to the proteins (or antigens) they bind to w水槽 发表于 2025-3-24 10:40:39
https://doi.org/10.1007/3-540-34888-3icant ice crystal damage. Other freezing methods are limited to 1/100 (plunge and impact freezing) to 1/10 (propane jet freezing) that sample thickness. With HPF you are working in the realm of whole cells and tissues instead of small cells or cell cortical regions. For more details on the theory of使纠缠 发表于 2025-3-24 15:37:27
http://reply.papertrans.cn/31/3062/306127/306127_18.pngIschemia 发表于 2025-3-24 19:32:23
http://reply.papertrans.cn/31/3062/306127/306127_19.pngAdditive 发表于 2025-3-25 00:09:51
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