RIA. How to measure?

When you use RIA, with a control the unknown sample with antibodies, you bare in mind the binding sites of the antibodies. However you still need to measure labelled antigen (radioactive) and not...

28 February 2021 2,133 3 View

Benefits of the 24 welled plate?

We have always used the 96 welled plate, the 48 welled plate but apparently there is much evidence on the 24 welled plate and above all its benefits.It states it is the same you would use on ELISA...

28 February 2021 1,149 1 View

How can I homogenize this data to make a meta-analysis?

Hi, I am doing a review and hopefully meta-analysis for my Master thesis but I have the following problems: - Some studies only give the difference between end trial and baseline data and other...

22 February 2021 1,115 4 View

Research Gate Does it help researches to publicize their scientific work ?

In my opinion, the RG site is useful in solving scientific problems and shows the researcher's ability. Besides, the separation of the H-index from the self-citations and the overall index is an...

22 February 2021 3,894 6 View

Monte Carlo simulation?

Hi, i am conducting a Monte Carlo simulation for my new distribution but the MSE values are increasing while the sample size increase, does any experience this issue before and what should i do...

22 February 2021 3,680 4 View

Which is the best software or programming language (user friendly) for analysing data?

I have a basic knowledge on Python, R and MATLAB in analysing data. Among those, which is the best and user friendly? Which one should I learn deeply to analyse data?N:B: I want to learn data...

20 February 2021 3,950 15 View

Is There are any idea to achieve H NMR signals for swollen compound ??

the samples are not completely soluble - just swelled the solvents that's mean the sample may be partially soluble any suggestion, please

16 February 2021 8,801 3 View

How many samples can be pooled together for NGS?

We collected faecal samples from various species that we want to analyse their microbial communities' DNA via Next-Generation Sequencing. The problem is that due to budgetary constraints, we will...

16 February 2021 5,466 4 View

Flexibility of RNAseq?

When you use RNAseq I understand that it must follow certain conditions when you use it. One of them is the insertion of a polyA tail. The insertion of the polyA must include then...

05 February 2021 3,770 4 View

How to identify when a gaussian program is about terminate normally?

Dear all, I am trying to optimize a bimetallic complex using # opt=tight b3lyp/lanl2dz scf=qc geom=connectivity. The program is running for around 5 days but the size of the .chk remains same...

05 February 2021 8,721 3 View

How vaccines of covid 19 work?

Millions ask how vaccines of covid 19 be successful and safe, its here to explain generally how vaccine of pfizer work ,mRNA vaccines teach our cells how to make a protein that will trigger an...

28 February 2021 2,723 4 View

Problem with shRNA transfection. Why are only two plates getting contaminated instead of all?

I transfected my LNCaP-WT cells with 3 shRNA plus their NTC two weeks ago and split two puromycin selected cell plates on Friday last week(Feb 26). I checked for GFP in the cells, and they all...

28 February 2021 4,949 3 View

Best plasmid could be used as a standard curve for AAV titration?

I have been trying to have a good AAV titration for my production and I have tried different plasmids to set up as a standard curve but each one behaves differently. i am trying to use ITR for...

23 February 2021 5,167 3 View

How we can measure Kemp % in wool without using of benzene?

Would you please let me to know about the methods for measurement of medullation and Kemp % on animal? My problem is that the wool sampling and sending to laboratory is not possible. So I would...

21 February 2021 7,260 4 View

How to control the variants vof covid 19 in second and third waves?

A the world find means to control covid 19 by vaccination ,new variants came to spread and make the world in fear and danger, to understand the conduct of these variants, es constantly change...

21 February 2021 3,080 6 View

Surprisingly low antibody titers against SASRS-COV-2 RBD in hamsters compared to mice?

21 February 2021 6,958 2 View

Will SARS-CoV-2 Spike be broken into S1 and S2 by denaturing conditions?

Hello, I am performing a western blot of my SARS-CoV-2 Spike-pseudotyped lentiviral particles. I denature my virus by adding concentrated virus to 2X Laemmli buffer at 1:1, then boiling for...

17 February 2021 4,844 4 View

How to calculate the TCID50 when the highest CPE is 50% or less?

I am doing TCID50 to measure progeny virus and some treatments protected the cells in a way that the highest CPE observed is 50% or less. How should I do the titre calculation in that case? Thank you!

16 February 2021 8,768 1 View

Trouble shooting with his tagged protein expression in E.Coli?

i have issues in expressing a chicken protein in BL21 cells with his tag. I do not see induction even at 18 degrees. Any suggestions

15 February 2021 8,939 3 View

How to estimate/know plant virus concentration to make a standard curve in ELISA after serial dilution?

Hello, I am trying to know tomato virus titer/concentration in samples and I will perform serial dilution of the positive control. I wanted to ask How to estimate/know plant virus concentration to...

13 February 2021 6,534 4 View