04 January 2024 0 5K Report

Considering children between 6 and 18 years of age

More Carlos Efraín Marchena Cárdenas's questions See All
Anybody with an idea on how do design specific primers for detecting tomato resistance genes tm-1, TM-2 and Tm2^2?

I am trying to identify these 3 genes among some tomato cultivar collections and after aligning some sequences from NCBI, I couldn't find unique sequences to target for specific primers. There...

28 February 2021 606 3 View

Which are the factors that determine in a tourist the destination for their travel?

I'm working on a study of how selection criteria of Tourism have changed considering Pandemic + Vaccination expectation, so propose a new prediction behavioral dynamic model for Riviera Maya (Mexico).

09 February 2021 314 7 View

Equation to calculate Chlorophylls and carotenoids concentrations from a MeOH:HCl 1% (v/v) plant extract solution?

Hello everybody! I have performed an acidic MeOH:HCl 1% (v/v) plant extraction from Arabidopsis leaves to calculate Anthocyanins concentrations based on: Rabino, I., and Mancinelli, A. L. 1986....

25 January 2021 3,686 2 View

Cronbach's alpha or McDonald's omega? Which would be more correct and in what cases?

Cronbach's alpha or McDonald's omega? When it comes to reliability, we find different methods for its estimation. Immediately, the name of Cronbach's Alpha coefficient arises, as it is the most...

21 January 2021 330 4 View

I would like. How they can be simulated the deformational processes of valvular aortic stents??

We have a projet about TAVI

22 December 2020 7,729 1 View

Where can I find a free 3D anthropomorphic ergonomic human model CAD for CFD simulation?

I noticed that in many papers each author has a different human dummy to perform CFD simulation. However shouldn't this be standardize according to anthropomorphic data available? Right now, I...

12 December 2020 8,746 3 View

Stable Transfected Cell lines, is the gene or protein regulated?

I been wondering if genes when stable transfected become regulated by the cell, or if the gene is constitutively express and translated and the protein previously made is degraded at a slower rate...

30 November 2020 8,095 2 View

Independent Component Analysis, Have you used this approach? In what problem?

I have used ICA for the problem of mixing acoustic and UHF signals from partial discharges. I know that it has been used in Biomedical, Acoustic, and many other fields. Do you comment on how you...

09 November 2020 630 2 View

Pollutant extraction from contaminated soils for toxicity assays using human cell lines. How to resuspend the contaminant crude extract?

To study the toxicity of a contaminated soil with petroleum and heavy metals using human cell lines as model organism, we need to perform a pollutant extraction step before carrying out the...

08 November 2020 1,421 4 View

There is a GLMM for proportion structure data?

I would like to ask a recommendation of a statistical test to answer a question related to an unusual data structure. I am testing if birds change nest parental care behavior depending on...

17 October 2020 2,026 1 View

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

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Can Ethovision store the generated data and video recordings directly to NAS system?

The size of data generated by Ethovision is huge. Having NAS system for data storage seems to be a good option, I am wondering whether Ethovision can directly store the data to the NAS system...

27 February 2021 6,350 2 View

What are the patterns of human behavior that lead to COVID-19 infections?

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Suggestions for occupational stress surveys?

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24 February 2021 8,678 2 View

Inpatient DBT to reduce parasuicidal behaviour?

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How to Measure Consumer Willingness To Change from petroleum-fueled vehicle to electric vehicle?

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15 February 2021 9,190 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...

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Recommendations for sample size in visual qualitative research (using children's drawings)?

Hi everyone! Asking for a little help, if I may. I am working on a research project, where I aim to analyse children's drawings about Covid-19. I am fairly new to using visual data in qualitative...

07 February 2021 9,530 3 View

Hi, Good day! Do you have related studies about my title, "Factors Affecting the Senior High School Students' Stress Tolerance in Problem Solving"?

I am new researcher. I want to learn more and I need your help. Thank you.

04 February 2021 6,834 4 View

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