What are the top softwares for modelling metals, pesticides and other pollutants in surface water in a catchment scale?

Is it possible to obtaining a modelization of metals, pesticides and other pollutants in surface water along time and space in a watershed? Many softwares, predicts flows, O2, carbon, nitrogen,...

16 November 2018 577 4 View

What is the most appropriate agonist to HL-60 cells research?

I would like to stimulate tyrosine kinase cascades in HL-60 cells.

23 February 2016 3,577 3 View

Does anyone know about a protocol to reach high resolution chromosomes in amniotic fluid culture?

We need high resolution chromosomes in prenatal diagnosis (550 bands or more).

10 November 2015 4,252 5 View

Does anyone know about a protocol to reach high resolution chromosomes in amniotic fluid culture?

We need high resolution chromosomes in prenatal diagnosis (550 bands or more).

08 November 2015 3,265 5 View

Which "volume" should i use when the specific activity of an enzyme is calculated?

The question is regarding enzyme specific activity. Is well established that the equation (Delta Abs/time(minutes))/Epsilon(M-1*cm-1)*Pathlength (cm) times the volume (here is the "problem") is...

01 March 2015 1,685 7 View

Can anyone recommend a protocol for preimplantation diagnosis using FISH?

11 December 2014 9,760 4 View

How I can install the program NCIplot in Linux?

I want to use this program to display the tip pi-pi interactions, but even if I follow the installation manual that brings the software does not run. If someone already installed and it worked,...

09 October 2014 3,806 3 View

What should I do if the convergence criteria of the frequencies were not fulfilled properly but if the minimum was obtained?

When I performed the optimization of the minimum four convergence criteria are met and then I carried out a calculation of frequencies which were all real, but to review the criteria for...

08 September 2014 5,710 3 View

Is it okay if my calculation frequency criteria it has not fulfilled in transition state optimization?

I made a transition state optimization and the four convergence criteria are met, opt = (TS, CalcFC, Noeigentest), but calculating frequencies separately only three criteria for the convergence of...

20 July 2014 6,964 4 View

Is it okay if my calculation frequency criteria it has not fulfilled in transition state optimization?

I made a transition state optimization and the four convergence criteria are met, opt = (TS, CalcFC, Noeigentest), but calculating frequencies separately only three criteria for the convergence of...

06 July 2014 8,919 5 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 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

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View