Normality and equality of varience testing?

Hi guys, I have an experiemnt where three groups of fish were used, two of them were treated with two doses of virus, while the thrid is a control group. I want to compare the means of gene...

06 July 2019 3,604 5 View

Why my band after Coomassie blue is faint?

I am producing a recombinant protein in Rosetta, my protein is fused to MBP+his-tags at the amine terminus. I have solubilized it with sarkosyl. I am using IMAC column to purify my protein and...

02 March 2017 1,153 9 View

How to remove sarkosyl before mice immunization?

02 March 2017 6,614 2 View

How to prepare my proein for mice immunization?

02 March 2017 9,075 2 View

Can I use precipitated or aggregated r-protein for immunization?

I will purify my r-protein (produced in E.coli) and cleave the MBP and His-tag off it and I have heard about the inclination of the r-protein to aggregate/precipitate when the tag cleavage takes...

02 March 2017 5,539 1 View

What 200 mM of NACL makes to MBP protein, binding or elution?

01 February 2017 9,511 7 View

My r-protein shows up in SDS-PAGE but not with western blot?

I am producing my MBP+his-tagged r-protein in Rosetta (75 kDa). I am using the anti his-tag column t purify my protein. I collected the sample flow-through after passing through the columns in...

01 February 2017 3,792 12 View

RNA isolation from fish skin samples ?

Hi guys, I want to ask about RNA isolation procedures from fish skin tissue samples? a full protocol would be appreciated.

02 March 2016 5,105 3 View

What is the result of MS (protein sequencing)?

I have a question regarding the result of MS (protein sequencing). We made the recombinant r- IgT (unique immunoglobulin in fish) in mammalian HEK cells, we want to characterize the r-protein, we...

11 December 2015 5,939 6 View

Urea as protein denaturant?

10 November 2015 4,055 14 View

Which of the Covid-19 Vaccines would elicit the best immunoprotection and why?

I want to know which of the available Covid-19 Vaccines would elicit the best immunological response and why

02 March 2021 1,388 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View

Experimental Design: How deal with pseudreplicates with immunological and clinical-chemical paramaeters?

Hello everybody, I am investigating the influence of a toxinon various clinical-chemical and haematological parameters in fish. I have three treatments (control, low dose, high dose) in my...

24 February 2021 1,243 1 View

Can we recognize signs of the "volatility clustering" property of a time series in its time domain plot?

My purpose is to recognize the volatility clustering property without statistical tests such as The Lagrange Multiplier (LM) test.

24 February 2021 4,150 3 View

How to run repeated measures in mvabund?

I have a dataset of fish species abundances collected from 6 different habitats over the course of 30 years. Fish were collected multiple times per year and environmental variables were recorded...

21 February 2021 3,838 1 View

Looking for advices and tips to improve the staining and the gating strategy in human blood?

Hi, I am staining a human blood with CD19, CD3,CD14 and CD16. My gating strategy in FlowJo goes like this: - First, I gate a general population SSC-A VS FSC-A => Then gate for single cells, =>...

21 February 2021 5,724 4 View

Is there a method for evaluating nanoparticle adhesion to epithelial tissue in vitro?

I want to measure how well nanoparticles can transfect cells based on NP adhesion properties. In the literature I find people do it in animal studies, and epithelial adhesion helps in transfection...

21 February 2021 7,791 3 View

Any Homemade Organic Synthesis Practices?

Hi everyone, I am a teacher of Heterocycles Synthesis, Is there a home practice that you recommend for undergraduate students? A simulator would also be useful Due to the pandemic, students...

18 February 2021 2,769 4 View