Level 1 pre-post multilevel regression: Panel data or ANOVA approach?

Dear colleagues, I am currently teaching myself in multilevel analysis using educational data. I found few to zero literature on basic analysis methods. In my context we frequently use level-1...

17 February 2021 9,378 5 View

Reliable and Valid Instrument for Causes of Medical Errors?

Is there any questionnaire/survey that measures the causes of medical errors? Example: physician negligence vs. systemic issues. Looking for a reliable and validated instrument. Thank you!

15 February 2021 2,874 4 View

Should the AUC in a concentration-time graph of a subcutaneous implant be roughly the same for poeple?

I have 2 concentration time curves of a subcut drug implant. the first group has a peak around the 50 day mark where as the second group does not. Both groups received the same implant by the same...

10 February 2021 2,305 3 View

Software for flow cytometry-like gating of data sets?

I am currently trying to do image based cytometry from fluorescence microscopy images. From the images I extract data such as cell size and a number of fluorescence intensities. Is there any...

09 February 2021 6,278 1 View

Can A. thaliana splice algae genes?

24 January 2021 329 2 View

Does long term preservation (10years) of Collembola in 99% Ethanol affect recovery rate of extraction by flotation?

Hello! I am currently developing an automated counting approach using Fiji to count Collembola from pitfall trapped samples that have been stored in Ethanol (99%) since 2010. I use flotation (tap...

13 January 2021 659 2 View

Co-stain Lectin PNA FITC conjugate with an uncojugated primary antibody?

Hello, I am planning to stain retinal tissue sections for IHC and want to co-stain cones and rods. For this we plan on using a Lectin PNA From Arachis hypogaea (peanut), FITC Conjugate for cones...

12 January 2021 583 1 View

How to use Abaqus USDFLD subroutine to vary stiffness?

Hi I have a problem where I am trying to vary the stiffness spatially across a structured interface. The whole idea is to vary the stiffness vertically, with a bulk stiffness of 8GPa decreasing...

06 January 2021 262 3 View

I really need help with cov-2 pseudotyped lentivirus production. Support?

Hi, i'm desesperate. i'm trying to produce lentivirus usinf BEI resources kit NR-52948. 24 hours after transfection i detect a massive GFP expression in my 293T cells. After 72 hours i filtered...

30 December 2020 9,889 6 View

How can i estimate the total phenolic content from a plant extract?

Suggestions and recommendations are welcome. A protocol used and experience would also be helpful.

25 December 2020 9,807 4 View

How to determine implicit ontological and epistemological stance?

I am hoping for some guidance and additional reading material that will assist me in determining ontological and epistemological stance when not explicitly detailed within the research. Here is...

26 February 2021 227 5 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

How can a traditional medicine exist if its validated outcome is translated into molecular mechanism for acceptance of modern medicine?

A traditional medicine (e.g. Unani System of Medicine) has its own philosophy of treatment of a disease. Nowadays, there is emerging demand to validate the effectiveness of an intervention (a...

05 January 2021 9,472 5 View

You can mention a contribution that science will achieve in this year 2021?

It is known that scientific knowledge is replicated each time at more unusual speeds, however, humanity expects more from our scientific work, that is, solutions to problems that have accumulated...

02 January 2021 8,300 16 View

What is your philosophy about life ?

how do you understand life as it is really big suspense, why we are here, our consciousness is big unconsciousness and our unconsciousness big consciousness.

25 December 2020 7,632 19 View

What the essence of yoga and meditation ,how you take it as?

we all have our own thought and experience regarding yoga and meditation, we all know it's a miracle unexplainable to those who do he/she feel it.What's your view regarding it.

24 December 2020 3,615 10 View

Why the taste of foods(item) changes with the sources of fuel we used(bio fuel,wood,dried dung) reality or meth ?

As my experience and many consumer experience they feel the different taste of the same item served cooked in a different source, is it real or not, what is the reason behind this.

24 December 2020 6,476 3 View

Even if behavior was "embodied", wouldn't the brain notice?

Even if behavior was "embodied", wouldn't the brain notice? YES, of course: then the BRAIN would become the better "vehicle" for remembering, thinking, and "time travel" (i.e. prospective...

06 December 2020 8,108 3 View

Why do some apply skills learned from soft skills training and others do not?

Be it resilience, communications, leadership, diversity & inclusion, etc., many of us have been provided soft skills training. Some of which we used and some of which we did not. If you are over...

06 November 2020 208 3 View

Everywhere but nowhere ? Is this a wrong practice professionally ?

It is expected that employees must work in a team or group and help each other. How you consider this philosophy. Does helping out everyone everywhere but not being getting credited anywhere is a...

11 October 2020 7,314 9 View