How to Remove different version of atom from pdb Crystal Structure for Docking Preparation?

I am new to Docking and MD, and currently try to catch on it. I try one of the webserver for docking, but unfortunately not working. it says " Your PDB contains multiple forms of the same residue...

08 February 2021 7,426 3 View

What makes a strong research question?

A good research question is essential to guide your research paper, project, or thesis. It pinpoints exactly what you want to find out and gives your work a clear focus and purpose.

25 December 2020 6,145 4 View

Does Neighbor-Joining (NJ) clustering method suitable to cluster the water quality data?

Dear researchers, I'm using a software called PAST to analyze my multivariate water quality data. For clustering the sampling stations using 14 water quality variables, I found that NJ with...

27 July 2020 2,972 3 View

How to add covariate x time interaction term in poisson model (relsurv package) in R?

I tried to do relative survival analysis specifically poisson regression in relsurv package in R. And I want to include covariate x time interaction term since the hazard (or excess hazard) in my...

16 March 2019 6,131 3 View

Do you know what is TCGA database?

Hello, Do any one know how TCGA database works? any tutorial to show ho to use it and interpret the data? Also, any idea about any database website that shows the expression level of specific...

29 August 2016 1,493 3 View

Why I couldn't detect it ?

18 June 2016 2,081 3 View

What is the relation between the number of people and the temperature in the room?

05 June 2016 8,300 8 View

Hello,I am looking for a database bioinformatic tool to show the expression of microRNA in normal and malignant breast tissue?

Hello,I am looking for a database bioinformatic tool to show the expression of microRNA in normal and malignant breast tissue, Thanks

11 May 2016 4,951 3 View

Is there any difference on primary antibody binding region?

27 January 2016 6,179 2 View

How can I distinguish between Ce4+(CeO2) & Ce3+(Ce2O3) as promoter in the catalysts?

09 June 2015 1,320 6 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 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

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

Is it possible for two human neuronal cell lines to have different gene sequence for the same protein?

I am looking at the ATP1A2 (Sodium/Potassium ATPase alpha subunit 2) in two human neuronal cell lines. Expression levels of this protein seems to be almost equal when detected by one antibody....

01 March 2021 3,607 3 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Do you need the CMV enhancer before the CMV promotor for a proper function of CMV on the gene that follows?

I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...

28 February 2021 7,127 2 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View