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

How to test the equality of two proportions with multiple samplings?

02 February 2021 9,574 5 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

How to compute pressure drop on liquid ammonia line?

I have to analyze an existing ammonia line to estimate the pressure drop in it. The line is designed to transport liquid ammonia. I can compute the pressure drop with standard friction factor...

21 November 2020 5,494 3 View

Problem executing MrBayes. Help?

Hi, I'm trying to run MrBayes 3.2.7 with a matrix of 37 species and 20561 nucleotides. I consistently receive the following error: MrBayes > Execute...

18 November 2020 3,867 3 View

What is the most suitable server for predicting protein structures in bacteria?

I have used the i-Tasser several times, however it has been unavailable for several days. I tried the swiss-model, but the output was not very pleasant due to the model used. Is there any other...

28 February 2021 4,521 3 View

How to perform Kaplan-meier survival analysis in SPSS?

Hi everyone, This is my first time of attempting to run survival analysis. I have a data on patients with End-stage Kidney Diseases (ESKD). I would want to run survival probability by treatment...

16 February 2021 2,647 3 View

Do you know of an informal caregiver of a person who has recently received a bone marrow transplant?

We are conducting a pilot study of an intervention for informal caregivers of persons who have recently received a bone marrow transplant in the US. If you know of anyone who might be interested,...

13 February 2021 9,174 1 View

Patients with chronic kidney disease could get COVID-19 vaccine?

04 February 2021 278 4 View

Hello, my name is siti. My question is what is the related issue in bone marrow transplant or hematology that I can choose for my research project ?

I am doing a master in nursing but still does not have any idea about what topic I am going to choose. pls help

25 January 2021 1,097 12 View

How to calculate the CFU/ml for Mycobacterium tuberculosis growing in 7H9 broth?

I am running an experiment in which I need to calculate the CFU/ml of a Mycobacterium tuberculosis growing in 7H9 broth. Is there a reliable method to calculate cfu/ml for MTB since a culture of...

22 January 2021 10,027 2 View

How to revive bacteria from glycerol stock?

19 January 2021 7,025 4 View

How to extract and purify disaccharide peptides and lactoyl peptides from Mycobacteria cell wall?

Recently, I try to obtain disaccharide peptides and lactoyl peptides from Mycobacterium Smegmatis, but I cannot succeed. My method is: Disaccharide peptides: The mycobacterial strains were...

12 January 2021 8,352 3 View

Does anyone grow Mycobacteria in TECAN Spark machine to get growth curves? What setting is necessary? Any tips (use Tween20 or tyloxapol?)?

I would like to grow Mycobact. Smegmatis in 24well plate in TECAN Spark machine. So far, I was using 100ml erlenmeyer flasks with 20 ml bacterial culture w/ shaking 180 rpm in 37C . Tecan would...

10 January 2021 6,624 2 View

Can Fecal Microbiota Transplantation from young heathy person to elderly persons improve health conditions?

06 January 2021 7,353 10 View