Structure of the residual covariance matrix in a model with multilevel within-subject factors?

Hello, I have a dataset with a three-level structure. Participants reported an outcome of interest for 3-4 aspects of an incident, and they reported 4 types of incidents (1 incident for each...

09 February 2021 4,280 3 View

Data balancing before test/train split or only training data balancing. which is correct?

While reviewing technical articles, I encounter some papers where authors have used data balancing before splitting test and train (on full data), and some only balanced training data and let the...

04 February 2021 1,446 0 View

Mental health of COVID-19 Patients?

We want to conduct a study on the mental health and psychological problems in COVID-19 patients and would measure it in terms of Anxiety by Beck Anxiety Inventory, Depression by Patient Health...

02 February 2021 6,401 6 View

Is PV array not available in MATLAb 2020a simulink?

I have MATLAB 2020a. PV array is not present in the simulink library. Can anyone please explain if the name of module has been changed or is it not available anymore? Is there any way to add PV...

24 January 2021 7,962 5 View

Which are the appropriate solvents for n-hexane plant extract for in vivo animal models to avoid toxicity?n-hexane plant extract is not soluble?

My n hexane plant extract is not soluble in any solvent. I have tried water, normal saline, tween 20 (2%, 5%, 10%, 50%), tween 80 (2%, 5%, 10%, 50%), pure DMSO, ethanol (2%, 5%, 10%, 50%, 97%),...

16 January 2021 3,547 3 View

Two antennas at transmitter and receiver both. How to limit signals such that each antenna at receiver get signal from only one antenna?

If I have two antennas at transmitter called T1 and T2 and signals are simultaneously transmitted from both antennas at same frequency towards two antennas at the receiver called r1 and r2. Is it...

16 January 2021 4,765 3 View

How much Morphine Standard is dire need for determination and extraction of Morphine in HPLC technique?

I want to purchase some Morphine Standard for HPLC to detect Morphine rate in Papaver somniferum L. how much is need in every stage or phase?

08 January 2021 1,675 3 View

What counts as publication in scholarly journals?

Hello Seniors! Please guide me, what counts as a publication in a scholarly journal? e.g. book reviews etc.

24 December 2020 10,038 1 View

Does book Review in scholarly journals counts as a publication?

Does book Reviews written for scholarly journals or in a magazine count as a publication?

24 December 2020 2,265 3 View

Does Preprint research article count as a publication?

Hello friends, my article has been published in AIJRPreprint online and it is also available on Google Scholar. Would it be count as a publication in my CV? Thanks

23 December 2020 3,332 11 View

Which of the Covid-19 Vaccines would elicit the best immunoprotection and why?

I want to know which of the available Covid-19 Vaccines would elicit the best immunological response and why

02 March 2021 1,388 3 View

Why is the efficiency of viral mRNA electroporation in PBMC low?

Hello, I have been struggling with the electroporation of PBMC with HIV-I mRNA. Although the quality of the RNA generated is good, and the handling of the cells in meticulous, the frequency of...

27 February 2021 9,233 3 View

Experimental Design: How deal with pseudreplicates with immunological and clinical-chemical paramaeters?

Hello everybody, I am investigating the influence of a toxinon various clinical-chemical and haematological parameters in fish. I have three treatments (control, low dose, high dose) in my...

24 February 2021 1,243 1 View

Looking for advices and tips to improve the staining and the gating strategy in human blood?

Hi, I am staining a human blood with CD19, CD3,CD14 and CD16. My gating strategy in FlowJo goes like this: - First, I gate a general population SSC-A VS FSC-A => Then gate for single cells, =>...

21 February 2021 5,724 4 View

Troubleshooting with immunofluoresence/confocal microscope? What went wrong?

Hi guys, I have no experience and little knowledge on immunofluorescence and confocal microscopy. I tried to visualize the expression of FXR in my cells (THP-1 macrophages), yet I did not...

11 February 2021 562 6 View

How to determine measurement uncertainty of a mass balance?

Hi everyone, I work at a factory plant where they use a mass balance. The problem is that there is an huge difference between the input and output of one element. There are several people working...

10 February 2021 5,764 3 View

I have a problem with sensible heat flux (H) iteration process in Sebal model?

In each iteration, I get the same value of H for different values of aerodynamic resistance and the temperature difference between two heights. Do the results make sense? Is it necessary to adjust...

07 February 2021 8,953 2 View

What are the advantages and limitations of online teaching mode of HEIs; and how we can make a balance between them?

With the increase in use of online modalities during the current situation, it is necessary to assess the advantages and limitations with regards to teaching and learning from various...

04 February 2021 4,558 8 View

Data balancing before test/train split or only training data balancing. which is correct?

While reviewing technical articles, I encounter some papers where authors have used data balancing before splitting test and train (on full data), and some only balanced training data and let the...

04 February 2021 1,446 0 View

Is there a single cell transcriptome dataset for mouse Th2 cells?

27 January 2021 7,610 2 View