What is Stylized Facts?

To measure the Volatility in a Financial time series data

14 October 2020 2,835 5 View

Autophagy: After how many days of fasting does autophagy usually start?

Hi, Could you please help me to explore after how many days of fasting does autophagy actually start in (1) Humans (2) Animal models and/or (3) cell lines, please? Thank you in advance

30 June 2019 8,778 5 View

RNA extraction from yeast showing only one band and no smears found. What could be the possible reasons?

I've been trying to extract rna from this particular yeast strain By611 and I could only get one band out of it. I am planning to run q-pcr after this step. Below I am attaching the picture of my...

04 April 2019 1,584 4 View

Recently any database has been publicly available for downloading OCT Images?

I need OCT images to work on my project .Can someone help me in getting it..?

09 February 2018 7,563 3 View

Anyone has experienced Metal corrosion on Miseq Flow Cell stage?

We have been observing white salt deposits over the flow cell stage for quite some time. And now that we have concluded that it is no longer salt deposits, its the corroded metal. Is there anybody...

01 November 2016 3,783 3 View

What chemical treatment can be used to obtain smooth copper surface for use in circuit boards?

I have copper foils bough commercially and I am looking to perform simple chemical treatments on the foil that will result in ultra smooth surface i.e.Rz

24 October 2016 3,915 8 View

How to isolate an active compound from crude plant extract?

i m working on osteoarthritis, i want to isolate the active compound which is responsible for preventing arthritis

04 February 2015 7,750 26 View

Is it possible to make protein lysates from organotypic co-cultures?

Hi, I am working with 3D organotypic co-cultures (skin equivalents), using human keratinocytes and fibroblasts. I can section these cultures and make immunflourescene stainings with antibodies but...

05 February 2014 7,747 3 View

I would like to know a marker (s) that stain metastatic cells in the lung

I would like to know a marker (s) that stain metastatic cells in the lung. Carcinomas developed on mice skin (SCC) after tumor induction with chemical carcinogens. We found lung metastasis when...

19 November 2013 2,140 2 View

Electric field in conical capacitors.

I'm trying to model electric field distribution in conical parallel plate capacitors - these are not cylindrical in shape, but the top electrode is smaller in area than then bottom electrode (in...

22 March 2013 3,259 3 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

I got 02 moderator values defining Johnson-Neyman significance regions. Is it an error?

Hi everyone, I am conducting research for my Master's thesis. I am using PROCESS by Johnson-Neyman to analyze my Moderator model. I test the relationship between Public Service Motivation and...

03 March 2021 2,350 2 View

What analysis to choose with a large neste dataset and clearly skewed or kurtotic distributions?

Hello! I have a dataset of n=3000 nested within 8 countries with approximately 200 or 400 responses in each country. I originally planned to perform multilevel modelling with 4 dependent variables...

02 March 2021 6,865 1 View

How optimize the Size Exclusion Chromatography?

Hello! I'll do a size exclusion chromatography, but I only have an open column, and I'll perform the peptide extraction from yeast, using buffer lysis (sodium phosphate 50 mM/NaCl 30 mM/DNAse and...

01 March 2021 2,215 2 View

What SPSS analysis should I run with one IV (with two levels) and two DVs?

Hi, I am trying to figure out which test would be most appropriate to run for the following question: Is there a difference in task blood pressure between smokers and non-smokers? There are two...

01 March 2021 8,235 2 View

No title

01 March 2021 3,905 5 View

What test should I use to compare two or three means, if data is not normally distributed but sample size is > 30 in each group?

I personally feel this as a most confusing question. As per my understanding, if sample size is > 30, and sample is skewed, we can still use paramteric approach, as it will follow Z...

01 March 2021 1,587 6 View

Is it necessary to report effect size (ES) in statistics of biomedical research given that we already report p values routinely?

Pls share your thoughts

01 March 2021 7,330 4 View

Statistics: include groups of respondents made by one person for analysis?

Good morning, I could not find literature about this so I am asking. I am organizing data for a questionnaire (N=100) that foresees some personal questions like level of education. For the aim...

25 February 2021 2,090 4 View

Why there are two peaks while using the mie plot of Silver nanoparticle?

Hi, I am trying to learn the theoretical modelling of silver nanoparticle using the Mie scattering theory. After that, I discovered a software named Mieplot developed by Philip Laven, where it...

25 February 2021 7,493 6 View