Was Ilya Prigogineusing extending concepts referring to change of state in dynamical systems to changes in structure such as self-orgasnization?

Why Ilya Prigogine talks about self-organization (implying structural change) in dissipative systems using the concepts of bifurcation and attactors (referring to state changes)? I could never...

15 August 2020 5,649 12 View

How do you assess children online?

The actual health crisis has changed our lives and also affected the research projects of many. I was wondering if there was a way of assessing preschool children online. I know the best way is...

26 March 2020 8,699 7 View

Has anyone tried performing a transient transfection on a cell line that has been stably infected with a lentivirus?

Hello, I was having difficulty in infecting a cell with a gene of interest. Say, for instance, I was able to introduce a CMV on the cell, but I was not successful in introducing my target gene. I...

25 September 2019 2,412 3 View

How to arrange a data set for 2 Way ANOVA?

Hello! I'm trying to run a 2 Way ANOVA analysis on a data set from an animal model. My rats were exposed either to one of two treatments during pregnancy and the offspring was later exposed to...

21 March 2019 2,167 1 View

How do you understand the relationship between problem solving and the development of higher order thinking skills (HOTS) in mathematics teaching?

I am looking for convergences between working with problem solving and the development of HOTS.

28 November 2018 5,549 3 View

Did anybody perform a succesful mode-superposition transient dynamic analisys under enforced base acceleration (MODCONT,,ON) using ANSYS Mech APDL?

I'm trying to get nodal accelerations on a simply supported beam subjected to a white noise signal through its supports. I'm following instructions given in the Ansys Manual but I can't get any...

09 October 2018 3,344 2 View

Is it allowed to transpose the allowed limits in human of a toxic to an animal model?

I work with a rat model exposed to Cd, however their blood levels do not exceed the max mentioned in the WHO. In which case, can I apply this parameter? Taking into account that it is a metal dose...

13 September 2018 2,075 1 View

What are the main methods to determine uranium, thorium and their daughters quantities in an organic sample?

How I could determine uranium quantitiy in oil?

15 June 2018 2,149 16 View

How to achieve even western blot bands?

So I have been working on this Western Blot technique for my laboratory rotation and I still get uneven bands. In my last experiment the samples are arranged in the next way: 1 - 5 and once again...

23 February 2018 6,222 4 View

Plasmid options to express a recombinant protein in clinical Providencia rettgeri strain?

25 January 2018 8,863 4 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

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

Ideas for Phd's Thesis on pricing (Marketing)?

Hi everyone, I'm studying Marketing and I would like to write my PhD thesis on the topic of pricing. Any specific ideas?

02 March 2021 9,706 5 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

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View