Too low protein concentration for Western Blot - any advice for polyacrylamide gel method?

Currently have punched mouse brain samples of different regions that are of too low protein concentration for Western Blot. Has anyone used the polyacrylamide gel electrophoresis method to detect...

09 January 2021 3,955 3 View

Western Blot: any reasonable alternatives or troubleshooting advice for punched samples?

Hi, I currently have punched mouse brain tissue separated by brain region (using the cryostat) and the initial plan was to do Western Blot analysis on the punched tissue. We already have the...

01 January 2021 8,884 1 View

Does anyone have experience or suggestions on the polyacrylamide gel method of protein purification and measurement for punched samples?

Hello, I currently have sliced and punched mouse brain tissue using the cryostat and I wish to analyze it for the concentrations of different dopamine receptors. We initially desired to use...

01 January 2021 9,455 2 View

How to insert a line of median into scatter plot in SPSS? Multiple variables possible?

Hi! I am using SPSS chart builder to do grouped scatter plots. In the first scatter, I have two groups on the x-axis. I want to add a line of median to each group for better comparison. How can I...

17 November 2020 8,693 3 View

Economic evaluation in mental health services / DataBASE to use?

Hi! I am conducting a master thesis in the field of economic evaluation and mental health services as systematic literature review. Now I consider what databases to use. I have been thinking to...

09 September 2020 2,010 3 View

Can I use in a meta analysis case reports and rcts? And what calculation Do you raccomend( proportion, relative risk....)?

21 August 2020 5,190 3 View

Where can I find credible statistics for social media platforms?

I wonder where I can find credible statistics about patterns of using social networking sites that can be used as a reference in an academic thesis, preferably downloadable. Thanks

08 May 2020 4,932 5 View

Where can I find research papers or data concerning Demographic and Socioeconomic Characteristics of Immigrants and Refugees ?

Hello Everyone, I do hope that all of you are doing well and staying safe amid the COVID-19. I'm trying to find research papers or data that gives a global view about the difference in the...

03 April 2020 4,157 1 View

Why can't I see collagen in SDS-PAGE?

I try to resolve collagen on SDS-PAGE. My goal is to resolve the collagen extracted from skin scaffolds. I use ThermoFisher Bolt mini gels. I can see the protein ladder migrating and also I can...

15 March 2020 9,906 8 View

Your opinion on pulsed field electrophoresis instruments?

Hello, I am interested in running an experiment requiring pulsed field electrophoresis. The primary samples will be budding yeasts chromosomes and minor set of samples with chromosome sizes up...

30 October 2019 7,068 2 View

SDS page software for analysis?

I did sds page to determine the difference in protein expression between 3 types of vaccine , but i don't have scanner or densitometer available. . so i wonder if there is a software to analyze...

02 March 2021 6,270 3 View

Are these moths Spodoptera frugiperda?

The caterpillars of the moths were collected as fruitborers in pepper at a farmer. I reared them till the adults hatched and compared them with pictures and descriptions on the internet. Are these...

24 February 2021 7,785 5 View

Do I need to ask permission to use pictures for my questionnaire?

I would like to use some photo from a government website for my questionnaire. But, different photo is from the different owner. So, should I just get permission from that government body or still...

23 February 2021 1,631 3 View

No title

The regenerated cellulose film was prepared by zinc chloride/H2O system. The zinc chloride had been washed away in the regeneration process, and the wet film which was not dried had uniform...

18 February 2021 9,538 1 View

Onset of Photo Oxidation in Polymers?

Hi! I am looking for some specific information in regards to the minimum amount of UV intensity required to begin the photo degradation process in polymers. I understand each polymer is...

15 February 2021 7,703 4 View

Has someone used TTC agar overlay method and can help me?

I have tried to use TTC agar overlay method for a few times to identify respiratory-deficient yeast which were affected by EthBr. The problem is that cells which should have stayed white also have...

22 January 2021 585 10 View

Helicoverpa armigera eggs are not hatching in lab condition, why?

Dear RG friends, I am providing a complete H. armigera diet for larvae and maintaining the eggs in the growth chamber as well as in-room conditions. But since three months, eggs laid from the...

21 January 2021 5,546 32 View

Detection of insect eggs in stored and processed products?

Currently, in order to identify insect eggs in stored or processed products (such as contaminated flour or wafer samples), staining was performed based on the method mentioned in the below...

15 January 2021 6,362 5 View

Has anybody a protocol to determine the AChE activity in larvae zebrafish brain?

Even following the instruction of Karnovsky and Roots (1964), I still do not know how long I should fix the larvae and in what fixative. Could anyone help me? Thank you!

14 January 2021 385 2 View

What form of data analysis should I use for my pilot study?

I am currently conducting my final year dissertation which is looking at the efficacy of common police lineup practices. However, before I launch my study, I have put out a pilot study which is...

08 January 2021 4,376 4 View