Hello, if the plant extract contains steroids based on its phytochemical results, is steroid an antihyperglycemic agent?

Our plant sample contains steroids based on the phytochemical results, and were having a hard time looking for some references about steroids' effect on lowering blood glucose level on mice.

31 January 2020 9,763 3 View

How to mutate a DNA sequence to stop binding to its specific primer?

I am doing reverse transcription using a semi-suppressive PCR therefore I introduce a template switching oligo at the 5' end of my transcript which is complementary to the PCR handle at the 3'...

03 October 2018 4,282 2 View

Is anyone aware of a plugin out there to perform discriminant analysis in PSPP?

If so, could you point me in the right direction? Can't seem to find anything.

09 January 2014 3,600 1 View

Need help making a Fiji (ImageJ) Tool

I'm working on manually analyzing a series of photographs of archaeological artifacts. Each photo contains a series of stone tool fragments laid out on a neutral background. I'm using Fiji image...

06 January 2014 5,335 10 View

Any common protocol for inflammatory stimulation of murine endothelial cells in vitro?

26 December 2013 1,701 9 View

Can the measurement of cytokine levels according to their half lives be useful?

A question of cytokine kinetics. In an activation assay, we usually want to measure effects of our treatment (whatever this might be) on pro- or anti-inflammatory cytokines. Most commonly...

28 November 2013 2,096 3 View

MPO activity assay - can anyone help?

I homogenized murine lungs in 0.5% w/v HDAB in 50mM sodium phosphate buffer to perform a MPO activity assay. The protocol I do have instructs that I should use 20ul of my samples with 160ul TMB...

01 October 2013 8,409 3 View

How fast should an ELISA plate be read?

I finished an ELISA assay and read it to discover two hours later that I saved the 630nm data which I used to correct my 450nm data. I immediately measured the plate again but I'm not sure whether...

05 September 2013 4,109 21 View

What are your experiences with conducting (and publishing) online surveys?

I am interested in conducting an online survey and curious as to the requisite ethical approval and the receptiveness of peer-reviewed journals to the results. If anyone has any experience in...

02 July 2013 8,531 40 View

Which transcription factors are activated early in response to inflammatory stimuli?

04 June 2013 6,343 34 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 is your perception on using visual analysis or quantitative approaches to evaluate data from single-case research designs (n of 1 trials)?

Results of single-case research designs (i.e., n-of-1 trials) are often evaluated by visually inspecting the time-series graph and computing quantitative indices. A question our research team is...

03 March 2021 687 1 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

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature)?

1. What is the impact of having different scales in a survey? and how can we solve this problem before and after data collection (Literature-based reflection)? Thank you for your time and for...

03 March 2021 2,870 3 View

What degree of missing data in a particular case/participant results in Expectation-Maximisation no longer working?

I'm dealing with a mediation model and am using the PROCESS module in SPSS. Due to SPSS and PROCESS being limited in the imputation methods - being unable to handle multiple imputation - the other...

02 March 2021 4,362 1 View

How do I increase the yield of my PCR product?

Hello, We would like to increase the yield of our PCR product. We are running a series of PCR reactions that is targeting ~1.1kb sequence. We begin each reaction with ~400pg of template DNA...

02 March 2021 4,029 3 View