How to find if Qualitative and Quantitative (discrete) variables have a relation?

I'm going to do a brief research about the dependance between the number of cases of Covid-19 and sex( male/female) . One of the requierements is to use inferential statistics to test the...

18 February 2021 7,092 11 View

Does anyone have a qPCR protocol for Lactuca Sativa?

I need to extract RNA, produce cDNA and do my measures via qPCR. How much material? Which stage of growth?

24 January 2021 559 2 View

Is PROCESS v3.5 by Andrew F. Hayes compatible with SPSS v 26 or 27 on Windows?

I installed the PROCESS Custom Dialog v3.5 by Andrew F. Hayes on two different versions of SPSS (26 and 27, both on Windows 10) running SPSS as an administrator and using the 'extension' menu....

30 November 2020 1,390 3 View

What are the digital competencies that university professors/trainers need to perform well & answer the demands of digital transformation businesses?

I would like to have access to academic research that compares the skills needed by university professors and corporate education instructors or facilitators. I would like to understand if the...

29 November 2020 442 3 View

Is there any research on in-vitro meat about sporadic cancerous cells and their possible impact?

The high rate of proliferation required of stem cells could produce genetic instability which may result in sporadic cancerous cells. Is there any research on this?

10 September 2020 3,666 1 View

Which is the best transfection method for cell lines that growth in suspension?

We are trying to transfect lymphoma cell lines, and we have tried several methods, the best is through the use of lentivirus of course, but in this pandemic days is very difficult to import this...

06 July 2020 8,043 12 View

Do you have in your country a regulation on sewage sludge in agriculture?

If in your country a regulation on sewage sludge for agriculture exists, please could me specify which microbiological parameters and limit values have been established? Thank you very much in advance

04 December 2019 8,690 3 View

Social media_systematic participation to giveaways?

I am analysing the outcomes of a pilot project involving people' reaction (reaches and engagements) to posts related to plastic pollution. To enhance engagement we proposed "challenges" i.e....

10 November 2019 571 0 View

Problems with RT-PCR of respiratory syncytial virus. Any advise?

Hello! I am having difficulty amplifying the coding sequence of RSV F protein. The protocol I have used is a sfollows: I infect HEp-2 cells with the virus, then when CPE is evident I collect the...

02 October 2019 3,061 3 View

Where does a single nucleotide ambiguity in sequencing of a digested plasmid, that was not in the original plasmid, come from?

We have been having issues with this certain plasmid for a while: we were trying to remove one gene (GFP) and replacing it with another. The digest of the original plasmid with BamHI and NotI...

11 August 2019 8,202 8 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Should we change media after1st 6hrs after plating HUVEC bought from INVITROGEN?it's not recomended by invitrogen.Will DMSO present in stock matter?

We have HUVEC bought from Invitrogen. Cat no -C-003-5c. while first plating the cells we have bought the protocol suggests not to centrifuge the cell with media to remove the DMSO. Should we...

02 March 2021 3,713 2 View

How to write a scientific report?

We are analysing scientific reports at University in great detail, so I wanted to find a scientific report about how to write a scientific report. Including detail such as what information to put...

02 March 2021 7,602 4 View

How does Scientist/RG community evaluates a case study article and the impact of it on a researcher career?

An article that is published as a case study in the SJR listed journal. How much value is added to a researcher career? How it is evaluated by a scientific researcher/University admission...

02 March 2021 9,661 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

Tooth extraction and subsequent dental implant placement in Sprague-Dawley rats induce differential changes in anterior digastric myofibre size and ?

01 March 2021 7,254 3 View

What are the most relevant MSc proposal topics for Petroleum Production Engineering at the moment?

I am a Petroleum Production Engg MSc student at Robert Gordon University in Aberdeen and I am in the process of selecting a topic for my MSc Engineering Investigation proposal. I would very much...

01 March 2021 7,396 4 View

Where to find data on trees in tropical agroforestry?

Hi, I'm looking for data (mainly related to management: growth rate, canopy size, soil and climate preferences, etc.) about tropical trees used in tropical agroforestry. Have you ever heard about...

28 February 2021 7,356 8 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