26 October 2018 4 8K Report

I am thinking the efficiency to be around 15%. Please help me with the exact value.

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Can I use TCA instead of TFA for protein analyis in RP-HPLC?

I am trying to analyze lipase using the reverse phase-HPLC C18 column. In the literature, 0.1 % TFA was and 60% ACN was used. Can I use TCA in place of TFA? If any other methods are available to...

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What is the difference between Q sepharose column and DEAE Sepharose column?

I am working on protein (lipase enzyme) purification. After using the Sephadex G-25 fine column, which column (Q or DEAE sepharose column) should I use? What are the buffers should I select? Thank you

16 February 2021 6,921 5 View

How to use ArcGIS to separate certain % of data points scattered over certain area?

I was able to make a grid using fishnet in ArcGIS. But after that, I need to select 20% of points from each cell and make a different file containing ids of the data points as testing data set....

07 January 2021 9,533 1 View

How to quantify the two components overlapping in HPLC?

I am analyzing the biodiesel using reverse-phase HPLC. Methyl Oleate and Methyl Palmitate are overlapping in a single peak. How can I quantify the individual components from the same peak?

14 November 2019 1,406 9 View

I am working on a medical imaging research and if anyone knows where I could find CT scans of the brain with and without contrast agents?

I have looked up Cancer Imaging Archive but I need a bigger dataset. Can anyone help me out with some good places to look at for more images with and without contrast agents?

28 October 2019 4,219 3 View

Formula to calculate the plating cell volume based on the doubling time, culturing time, desired confluency and the volume of the culture flask?

Hi I am working on various cancer cell lines now. For my experiments, doubling time is really very important. Because even a small percentage of dead cells will affect my measurements. I have...

09 June 2019 6,592 6 View

Difference in carbon footprint between imported and locally produced food?

Field to fork studies....any papers or on going research?

28 May 2019 5,334 3 View

How to troubleshoot the IF staining problems in skin tissues?

Hi We are working in the area of psoriatic diseases. We are everytime getting the problem in expression of protein in dermis. We unable to see the expression in epidermis. Even, we did IHC too...

29 November 2018 4,074 1 View

Why is in situ hybridisation preferred over immunohistochemistry in paraffin embedded mouse embryo sections?

I am trying to characterize early embryos and most literature I have read seems to prefer in situ hybridization over immunohistochemistry to study expression profiles of different proteins. Does...

13 November 2018 8,911 1 View

What are the biological assays for drug and TNF Alfa binding studies?

Dear sir/madam, Please suggest the biological assays which need to prove the drug and TNF Alfa binding studies. Thanks.

07 June 2018 8,093 1 View

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