Gromacs Protein com Ligand com distance, which is the right selection syntax for gmx distance?

I would need to check the distance between the two centers of mass of a Protein and of an organic Ligand (the resname and the resnumber of the ligand are both known), inside a system containing...

22 April 2020 3,696 4 View

How to isolate keratinocytes from fibroblasts in a co-culture using medium?

Currently I'm culturing primary human fibroblasts and keratinocytes from a skin punch in medium (DMEM with 20% FBS and 1% P/S). I would like to culture these cells separately, but I was wondering...

01 March 2020 9,425 3 View

Alternative for Qvotek microinjection needles?

A while ago the website of Qvotek went offline, and their supplies haven't been open for ordering. We were using their custom 5 micron micropipettes/needles/tips for microinjections in zebra fish...

11 November 2019 2,566 3 View

Measuring leadership Effectiveness?

I am looking for an existing tool that would assist in measuring sustainable practices on leadership effectiveness .

18 August 2018 3,640 4 View

What is the potential for individual giving programs for organizational sustainability in Africa? studies?

I am interested in finding out studies conducted or papers presented on individual giving in Africa. Please share. Best regards

13 August 2018 2,971 1 View

What would be the most optimal medium for primary human VSMC culturing?

As stated in the question, I would like to know what kind of culturing medium is generally used for culturing primary human VSMC. Currently for murine cells I'm using DMEM with 10% FBS, Pen/Strep,...

10 April 2017 7,787 4 View

Thoughts about professional certification such as CISSP, CSSLP, CISA, CISM, etc. as job requirement for professors.

Do you feel that computer science and information systems programs should also require professors to have professional certifications in addition to the normal publishing requirements for tenure...

06 October 2013 1,633 6 View

Publishing in different journals vs Publishing in similar journals

For the same number of papers, is it better to publish in different journals (averaged fewer papers per journal) or publish in a few journals (averaged more papers per journal)? Does anyone have...

27 August 2012 1,223 72 View

Please can anyone refer me to a site that can give me a step-by-step procedure for artificial neural network analysis in Matlab?

01 January 1970 2,939 9 View

How can a user perception be measured for design of Virtual Learning Environments?

This question is posed in the context of designing computer simulations of real life learning scenarios using game engine platforms. Can the user experience a real life experience in the virtual...

01 January 1970 6,196 6 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 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

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View