How to prevent getting fragmented villi structure in HE staining of small intestine sections?

I am trying to perform HE staining of small intestine. I used OCT solution to make sections. After HE staining when I look my slides under microscope, I do not get intact villi. In much of the...

01 February 2020 5,792 3 View

Is there any method to measure serum protein besides ELISA?

We are currently working on a cytosolic protein; however, we think that this protein also has a secreted form and can be detected in the bloodstream. As there is no ELISA kit available for this...

01 February 2020 302 2 View

Can stimulatory signal induce binding of two overexpressed proteins in HEK293T cells?

I want to study whether two proteins: Myc-tagged protein A and Flag-tagged protein B, interacts with each other or not. For that I co-expressed these proteins in HEK293T cells, and later (after 48...

01 February 2019 1,783 4 View

Can HEK293T cells be used to study non-direct interaction between exogenously induced mouse proteins?

I want to determine whether protein A and protein B interacts with each other by co-immunoprecipitation analysis. For that I prepared Myc-tagged protein A and Flag-tagged protein B plasmid DNAs. I...

01 February 2019 844 4 View

Do immortalized BMDM can be purchased commercially?

I am just wondering whether different labs prepare immortalized bone marrow derived macrophages (BMDM) in their labs. I have experience of preparing primary BMDM from mice femur, but have no idea...

31 December 2018 8,803 2 View

Endogenous IP vs expressed IP?

I have been working on two proteins. And I think that these two proteins interact with each other. To prove that, I analyzed there association by endogenous IP, but unfortunately I could not get...

11 December 2018 9,618 4 View

Why books contain only references but no citations?

Articles published in journals contains both reference and citation, while books contain only reference. Does anybody have idea about it?

09 October 2018 786 0 View

What is the function of EDTA in binding buffer for EMSA?

I just started to do EMSA to check interaction of a protein and DNA. When I checked the binding buffer used for EMSA, I found that EDTA is also used. I know that EDTA is a chelating agent, and...

04 May 2018 2,540 1 View

How can I increase the yield of primary microglia harvest?

I have been recently trying to isolate primary microglia from mice pups brain (P0-P1). To prepare mixed microglia culture, I used 3 brains for a 75 cm2 flask. After around 10-12 days, astrocyte...

03 April 2018 3,654 12 View

How can we increase Lenti-virus titre?

Currently, I am doing knockdown of certain genes by shRNA technique. We use lenti-virus for this process. The problem is that we are getting low titre. The experimental procedure is: Day 1: Seed 7...

04 May 2017 2,303 6 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

How do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 View

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02 March 2021 3,060 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 have a recommendation for yeast reporter gene plasmid/protocol?

Hi, could anyone recommend a plasmid and/or protocol for reporter gene assay in S. cerevisiae? I want to assess the effect of growth conditions on a transcription factor, so I want to clone it`s...

01 March 2021 210 1 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

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

Could you please recommend some good journal that accept very long revie papers (approximately 6000+ words) in neurosurgery, cancer biology ?

01 March 2021 8,087 3 View

Which cell line should we use to perform biological dosimetry experiments?

We are preparing some experiments based on irradiating cells under different conditions in order to evaluate the effects in terms of DNA damage, genetic expression, etc. As our project is...

01 March 2021 3,355 3 View

How to address this issue in the analysis of Real-Time PCR results?

To dear Researchers, I was analyzing a series of concentration for estimation of Real-Time PCR efficiency. The concentration was 1:10. I used MS-excel to evaluate Slope. The result of slope was -8...

01 March 2021 8,683 4 View