Get PMID from PubMed automatically?

Dear experts, I got first author, publication year, journal, and paper title in separate columns of a Google Sheet. Are there ways to crawl PubMed and automatically get the PMIDs of the listed...

23 December 2020 3,949 4 View

Can I run Structural Equaton Modeling with three independent variables and three dependent variables?

Hello everybody, I have three independent variables and three dependent variables. I want to run the regression analysis with SEM amos. So is it possible to run with the three DVs and three IVs in...

27 November 2020 3,269 6 View

Do I need to code the reverse questions ?

Do I need to code the reverse questions ? In my research, I tested child-centered practices and teacher-centered practices. For example, in child-centered practices, the item is "Teacher has clear...

15 October 2020 2,954 7 View

How can I extract all-time Twitter contents using keywords, without Premium or Enterprise API?

I would like to analyse Twitter contents, the words in the mentions, the locations of the Tweets, how many re-tweets and favorites, the trending, etc, based on keyword searches. I see that many...

06 April 2020 5,531 5 View

Can I use collapse command by village id, year, and ecological zone (hilly, dry, flat)?

Hello, Can I use collapse command by village id, year, and ecological or geographical zone? Is the state command collapse (mean) weight height, by (villageID Year GeographicZone) ? How do I...

13 January 2019 3,653 2 View

What is the appropriate OD/wavelength (spectrophotometer) for measuring bacterial growth in broth?

Hi all, I am working on growing actinomycetes in broth and to measure its turbidity in indicating the presence of growth. Why are we measuring optical density of bacteria at 600nm in general?...

18 September 2018 1,697 7 View

What is the recommended sample size requirement for a questionnaire validation?

What is the recommended sample size for a questionnaire validation for a PhD project?

04 April 2018 3,534 3 View

How can extract required data for Meta-analysis?

May I know how to extract required data for meta-analysis? For example, the inclusion criteria of our review is only limited to participants over 60 years of age. How can we extract data from the...

24 March 2018 7,001 2 View

How to process NGS sequencing data for amplicons from multiplex?

Hi all, I've run 6 rounds multiplex PCR of 21 self-designed microsatellite primers on bear samples. I have pooled all the pcr products, purified the amplicons and sent for NGS sequencing. I have...

12 September 2017 8,241 2 View

Statistic related question

15 June 2017 6,435 2 View

Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 View

Which is a lucid standard comprehensive book to guide on psychological scale construction and its standardization?

02 March 2021 7,082 3 View

How to quantify carbon deposition on CuZnAl catalyst?

Dear All, I want to quantify carbon deposition on the surface of the CuZnAl catalyst. I have tried thermogravimetric analysis, but I've got weight gain as the active Cu- get oxidised. Does anyone...

01 March 2021 1,907 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 2 View

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 View

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

Is there anyone who experienced with cytotoxic effect of Hoescht 33342 dye?

Is Hoechst toxic to cells? In general, it is known as non-toxic. I am working with dsRED MDA-MB-231 cell line. I applied it for my PDMS-based microfluidic platform, for this reason, I incubated...

26 February 2021 9,119 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 3 View

Looking for genomic DNA extraction kits from mouse tissue (centrifuge-based, not spin-column)?

Hello. I am looking to extract genomic DNA from mouse brain and lungs and I need a kit that is not spin-column based because I need to scale up the solution amounts for 400mg tissue (most cap at...

25 February 2021 155 2 View

What are the methods used for CNT..?

Respected Professor's i hope you are doing well and happy. i need some information about carbon Nanotubes. before blending the CNT with the matrix the CNT has been introducing in some treatments....

24 February 2021 5,383 5 View