ETA-squared statistics used to correlate observed versus measured variables?

Can the eta coefficient be used when the categorical and the quantitative variable is dependent? E.g. in the field, I made a prediction into a category (e.g. high, low or medium) of what I think a...

08 February 2021 3,756 3 View

Cell infection with lentivirus: GFP+ after soring by flow but no protein expression?

I use a plasmid to overexpress 1 protein in 293T and murine BMSC. But I could never succeed. I produced the lentivirus by transfecting the plasmids in HEK293FT cells, together with another 3for...

24 December 2020 6,389 3 View

I keep getting an error for GEOPIV on Matlab?

When doing the geoPIV_RG_run, i keep encountering this error. Error using dataread Trouble reading floating point number from file (row 1, field 2) ==> Dynamic Load Test Free Vibration Error...

20 October 2020 10,004 2 View

Is lentiviral production of antibodies in 293T viable?

Hi, I recently started using lentiviral systems to produce proteins in mammalian cells. Knowing the performance of this impressive system in producing high titers of proteins, I am wondering if...

05 August 2020 5,144 2 View

What solutions do you suggest for molecular field visualization/analysis?

Hello, I wonder what options exist these days for visualizing "molecular field" type data. That is, a 3D scalar field represented by translucent volume rendering or isosurfaces, and overlaid on a...

12 June 2020 861 2 View

Are there any plant extracts that act as natural disinfectants for bacteria and viruses incl. coronaviridae and influenza ?

Antibiotic resistance and the emergence of many new viral strains due to climate change, animal farming and deforestation are increasing the usefulness of pharmaceutical agents, incl. antibiotics....

15 March 2020 348 4 View

How to choose collective variables for ligand binding to protein?

Hello! What is the recommended way to choose collective variables / reaction coordinates to study ligand binding to a protein (e.g., for PMF free energy profiling)? I often see the advice like "Do...

10 March 2020 1,878 4 View

No title

02 November 2019 8,943 3 View

Why an SD of means difference between two groups (e.g. treatment vs. placebo) is equal to a particular SD in each group?

Very frequently in papers, devoted to parallel clinical trials, I face a situation, when a calculated SD for an effect in each group is approximately equal to an SD of effect difference between...

07 July 2019 9,217 4 View

Is the schistosome S. haematobium found in British Columbia freshwater lakes?

Freshwater parasites/species and their relationship to bladder cancers in North America in human or animal hosts.

13 February 2017 6,517 6 View

Is there any test to determine the cardiovascular risk of patients with obesity? from the perspective of obesity?

We found tests to determine cardiovascular risk taking into account lipid profile, blood pressure, age, history of diabetes, other laboratories. But when weight is involved, there is a paradox. I...

02 March 2021 6,036 1 View

How to code open-ended questions in SPSS?

Hello all, In SPSS I am going to code 2 open-ended questions. I have already read all the answers and I made a list of the most important categories to which I can code the answers. This question...

02 March 2021 1,757 4 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

How does one access the Cranet survey data on HRM practices?

Hello, The Cranet website does not provide any lead to the data obtained from their multinational survey on HRM practices. Any help on accessing the data would be most appreciated. Thank...

01 March 2021 9,536 3 View

Is there any research regarding how training and development is going to change in the era of Fourth Industrial Revolution?

As the organizations getting prepared for the fourth industrial revolution, to enhance the skills of their workforce what type of changes are necessary and going to occur in the training and...

01 March 2021 3,199 3 View

Issues with Permeabilization during Flow Cytometry?

Hello Everyone. Currently I am working to characterize macrophages in the myocardium after ischemia-reperfusion injury in rats. Due to the low total cell number isolated from rat hearts I can...

01 March 2021 3,867 3 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

How to eliminate Steady state error from Reinforcement learning genetic algorithm code?

The following code (see 1st 2 images attached) is used to produce PID controller values that are designed to control the system (G). The code finds the PID controller values (noted as k) by using...

28 February 2021 6,560 14 View

How long do vaccines protect us against COVID 19?

Or will we have to get vaccinated every year, as in the case of influenza?

27 February 2021 1,048 5 View