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

How to remove the residual PDMS on the silicon mold?

Incompletely cross-linked pdms are difficult to remove.

01 March 2021 798 3 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

Can impedance of antenna be less than 50 ohms?

I am simulating helix antenna in hfss, right now, giving excitation with 50 ohms port. When I see the results of Z parameter (real). It shows lower than 50 ohms. Do not understand, if it can be...

27 February 2021 4,218 7 View

How do I collect online measures in a same-different task?

The same-different task requires to subjects to indicate whether a pair of stimuli seen or heard are the same (say AA or BB) or different (say AB or BA). Researchers often collect offline measures...

20 February 2021 9,226 2 View

Absorption behaviour of anechoic model?

I have modelled a unit-cell of an anechoic structure using ANSYS. The layer is silicone and has been assigned as an acoustics physics region, with an air cavity inside (the air has been modelled...

18 February 2021 4,119 1 View

Is there any free software for behaviour analysis of zebrafish ?

I need to do novel tank test and light/dark test for zebrafish. So I need a tracking software for tracking in these tests. Is there any free softwares available for tracking of zebrafish ?

16 February 2021 1,541 1 View

Is there any kind of data available for connection properties like signal strength between UE and RAN?

Is there any kind of data available for connection strength between UE and RAN? I am looking for signal strength, the geographical coverage of RAN's in a given Tracking Area, Coverage Area over a...

16 February 2021 1,073 5 View

Are you looking for a quality online conference on teaching and learning technology?

This large international conference will be held online this year due to COVID. I am submitting a paper to the Technology Enhanced Language Learning track (8). It is about a topic I have never...

15 February 2021 1,975 15 View

Feature Tracking in Python?

I have been trying to track feature points in the video using opencv. However, use of Shi Tomasi Corner Detection along with optical flow algorithm like Lucas Kanade Optical Flow doesn't seem to...

09 February 2021 8,475 3 View

Can you realize "top-down" and "bottom-up" ARE THE SAME THINGS at important junctures IN ONTOGENY (child development)?

Can you realize "top-down" and "bottom-up" ARE [ or certainly can, if not MUST, be ] THE SAME THINGS at important junctures IN ONTOGENY (child development)? This Question is NOT addressing YOU...

09 February 2021 5,289 1 View

Does SSMPCA toolbox (scanvp) provide a module to perform the bootstrapping procedure to estimate the reliability of the covariance pattern?

I'm learning to perform the multivariate covariance analysis with SSMPCA toolbox (scanvp/ssmpca, www.feinsteinneuroscience.org). The step-by-step procedure to obtain covariance pattern and...

08 February 2021 2,383 1 View

[Sand Lizards tracked with VHF telemetry] How do I analyze the results of my home range estimations properly?

Hello, I just recently started working with the different types of home range estimations and have a few questions about this and that. Maybe you could help me out with that?! My study animals are...

03 February 2021 5,573 3 View