Protein-aptamer gel electrophoresis help, please??

Hi, I have problems with running gel electrophoresis. I have tried agarose gel electrophoresis and native PAGE. I have two proteins, which have molecular weights of ~30kDa and ~180kDa and two...

03 March 2021 4,275 4 View

Is there any tutorial for comsol general projections?

Hi, im trying to make a projection in a 3d comsol model. I have a non uniforme chanel and my intention is to get the average tempreture in the y-z cross section and se the average tempreture...

02 March 2021 4,624 4 View

Expression cloning by using cDNA,do I need to modify the cDNA first?

I am going to have a expression cloning of mammalian gene by using shuttle plasmid to transforming the E.coli However I don't know I should only inserting the Coding sequence ,or I can...

28 February 2021 5,440 3 View

I need dataset for recommandation system?

Hi every body I need to collect datasets from different source to work on recommendation system algorithms, could you advise me how collect data?

27 February 2021 7,063 7 View

How to estimate 2SLS with different instruments for different endogenous variables?

To be specific, I want to conduct an IV regression in stata with the following three equations. EQ1: Y1 ~Y2 Y3 X EQ2: Y2 ~ Z1 EQ3: Y3 ~ Z2 Both Y2 and Y3 are endogenous. However, Z1 and Z2 are...

23 February 2021 6,266 3 View

Which microtomy technique do you suggest for thin and delicate root sectioning ?And, how to preserve and process the roots before sectioning?

We have thin roots of from 1 year old different species of plants. We are looking into anatomical details of the roots. What's the best method to preserve and process the roots once they are...

23 February 2021 1,898 1 View

How to find out the problem of VMD software when i run it?

Hello I try to install and run the VMD software on windows 10 (64-bit).It doesn`t work and it is closed when I run it. I checked all of tutorials, videos and documents. But they did not work...

22 February 2021 8,211 3 View

Sample modeling in ABAQUS software and its relationship with the real world?

About crack modeling in ABAQUS: Mode I (pure-tensile cracking) and Mode II (pure-shear cracking), these assumptions may be accruing in theoretical approach (ABAQUS) not practical in Lab....

19 February 2021 6,156 1 View

Making my research papers available for readers?

17 February 2021 8,533 2 View

How does a freeze dryer destruct your solid sample?

Several times I lost my sample during freeze drying. There was no solid or powder in the vial after freeze drying. I'm sure sample contained solute because i took its NMR spectrum. I covered the...

15 February 2021 6,749 2 View

Dear all, I was wondering if anyone knows whether MGLtools and Autodock can run on Mac OS?

I have tried to download the 64-bit version of MGLtools however, as many times as I have downloaded and uninstall the programs, an error arises that the app needs to be updated. Thank you.

03 March 2021 5,997 2 View

Can I download BibExcel for MacOs?

Hi everyone, I would like to ask how I can download BibExcel software for MacOs? There are some links which are supported by Windows but I could not find it for Mac. or is there any other software...

01 March 2021 652 1 View

How to improve and implement WBAN MAC and Radio modules under Castalia 3.2 ?

Hello researchers, Hello Castalia3.2 researchers I am a beginner with Castalia, I work on optimization of RFID systems used in wireless body networks. I simulated a WBAN with 10 nodes and one...

28 February 2021 400 1 View

How can we simulate vehicle to infrastructure communication in NS-3?

I am working on handoff management in IEEE 802.11p/WAVE based VANETs. I want to know if I can simulate V2I communication mode using NS-3, which will lead to the simulation of handoff process. Most...

16 January 2021 1,733 4 View

SELECT IF in SPSS and its Syntax?

I am writing a piece of code in the Syntax of SPSSstatistics. The code is the following. GET DATA /TYPE=XLSX /FILE='file' /SHEET=name 'Sheet2' /CELLRANGE=full /READNAMES=on...

14 January 2021 2,463 8 View

How do I install MIT Photonic-Bands?

I am new to this and I seem to need it for my job. Unfortunately, nobody else in the group uses it. But the instructions on how to install it seem very confusing. I am also new to Mac so it is...

10 December 2020 4,127 2 View

Detecting bands by ImageJ on mac not fixed properly in each lane???

I am using ImageJ on mac and when I select bands, the first one detected correctly, when I click cmd 2 (= ctr 2 on windows system) to detect the second band, the rectangle gets fixed on the...

01 December 2020 9,538 4 View

Problem executing MrBayes. Help?

Hi, I'm trying to run MrBayes 3.2.7 with a matrix of 37 species and 20561 nucleotides. I consistently receive the following error: MrBayes > Execute...

18 November 2020 3,867 3 View

How to run ModelTest + PartitionFinder on IQTree? What am I doing wrong, please?

In order to discover the best evolutionary model and partitioning scheme for Bayesian analysis, I am trying to run the command line iqtree -s aln_seqs.fas -p aln_seqs.nex -m MF+MERGE -mset...

17 November 2020 6,403 2 View

Why Mrbayes does not produce .con output file?

Hi, I am using mrbayes to generate phylogenetic trees. I am using command line version of software using the command "mb file.bay". In the output, i get .t, .p and .ckp file but do not get a .con...

16 November 2020 3,339 1 View