How to extract polysaccharids from Aloe gel?

I 'm trying to extract polysacharides from Aloe leaf and tried ethanol percipitation, but after getting the pellet. I used the protocol from following reference following the steps, but I don't...

27 January 2021 7,049 5 View

Why AMOVA test is not active in Arlequin?

I entered the data to Arlequin and under Genetic structure, the AMOVA option is not active, is this related to input data? The other options are active and will run the analysis. I enclosed the file.

15 August 2019 4,564 4 View

How to interpret Stacks output?

10 July 2019 5,938 2 View

Classification of validation methods?

Classification of validation methods such as sum of squares errors and ... validation methods such as sum of squares errors and ...

17 April 2019 3,122 3 View

How to characterize insecticide resistance mechanism?

I have a question about investigating insecticide ( Neonicoitnoids) resistance mechanism. We have populations of insects that are resistant and susceptible to insecticide, and we are interested...

16 August 2018 8,782 2 View

Is it possible that distribution system substation absorb or inject only reactive power?

Is it possible that distribution system substation absorb or inject only reactive power ? (active power=0)

15 July 2016 3,900 11 View

I have a problem in cell culture of Caco-2

08 June 2016 6,709 5 View

Do you have any photo of Atherina boyeri egg?

25 May 2016 6,789 3 View

How to compare biological reps?

I have 3 sets of data for RNA-seq from 3 biological reps, and I am just wondering how I should compare reps together statistically to be sure that they are correlated. My preference is CLC. Thanks

10 December 2014 5,530 2 View

Do you think male and female academic writers differ in terms of modality?

Does the gender influence the way people interact in a speech community, like international research articles?

04 September 2013 155 12 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

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 can we simulate an hyperelastic-viscoelastic behavor with Ansys APDL?

I am working on modeling and simulation of biomecanical material behaviour, I have succeded on simulating skin using anisotropic hyperelastic material, on APDL and in our lab's finite element...

28 February 2021 552 3 View

How could I process data in RCT to include it in meta-analysis?

I'm in the process of doing a meta-analysis and have encountered some problems with the RCT data. One of my outcom is muscle strength. In one study, I have three different measurements of muscle...

25 February 2021 7,603 3 View

Modeling viscosity using model of Chung?

Hello, As part of simulation of gases mixture and water, I need to calculate viscosity of the fluid components and I am using relationships proposed by Chung et al. (1988). The irony is while I...

25 February 2021 8,053 5 View

Satellite orbit estimation using Recurrent Neural Network - what should I use?

Hello, I am a master's student studying in Yonsei Univeristy, Korea. I am trying to estimate the state of satellite, using Neural Network. Below is a simple flow of my study. 1. Train (t0 ~ t1)...

23 February 2021 6,383 3 View

Any Differences in COVID-19 vaccines?

Are there any differences (outside of the clinical trials that led to their EUA) observed in the rate of infection among those who have received the Pfizer vs Moderna vaccine since the mass...

22 February 2021 9,727 6 View

How can I get the coding gene sequences of Hela and U2OS cell lines? Is mRNA sequence of Hsp90 alpha tissue specific??

I am looking for hsp90 mRNA sequence in Hela and U2OS cell lines, I have tried through ncbi but always the output is hsp90 in homo sapiens not in the specific cell line. Kindly, could any one...

22 February 2021 1,853 3 View

How to constrain genetic algorithm input u?

My real system (buck converter) can only take an input of 0 to 1 (duty ratio) and I need to constrain the system so the controller action keeps within this bounds. How can I do this? The code for...

22 February 2021 2,125 3 View

Difficulty in debugging code to correct error - TypeError: '<' not supported ?

I am trying with a Unet code ontained from net ...in tensorflow. When trying to predict the segmentation result with the trained and saved model with metric " iou" using "CustomObjectScope"...

22 February 2021 5,254 1 View