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Questions related from Himanshu Sharma
I have been working on alpha amylase and tried precipitating it with ammonium sulphate salt. With ammonium sulphate salt i do get precipitates but they are flaky, float in the supernatant and...
07 July 2017 7,159 5 View
I need to seperate 66 Kda protein from the other proteins of lesser molecular weight but are closely placed on native page. i plan to use sephadex for size exclusion but i am not sure about what...
08 August 2016 2,937 8 View
I need to prepare standard with sugars for which i need to know the solvent in which i should dissolve sugars if i will be using chloroform:acetone:water 6:7:1 ratio as solvent and spray of...
06 June 2016 7,635 2 View
i am using sds page to know the molecular weight of protein i am working with. i have used coomassie blue to stain the gel. Its been over a week now that i am changing the destaining solution...
12 December 2015 6,557 5 View
i have precipitated protein using ethanol........do i need to concentrate the protein before i start chromatography techniques......... if yes then what centrifuge membrane tubes should i use for...
12 December 2015 3,524 6 View
I started with partial purification of amylase using ammonium precipitation technique.While going for step by step saturation the recovery of protein was less than 10% of the crude amylase.So i...
10 October 2015 6,616 17 View