Working with insect primary cells in cell medium and in saline solution?

I work with insect primary cells, which I let grow in TC100 insect medium. For fluorescence measurements I have to discard medium (because of its fluorescence properties) and give a saline...

28 January 2021 3,867 1 View

Does anybody work with CoolLED in fluorescence microscopy?

I have trouble with exciting wavelengths higher than 460 nm while e.g. ex with 405 nm works. Filtercubes are correc, as I used them with my old xenon lamp before... I work on axiovert200M and with...

25 January 2021 5,201 2 View

How to illustrate FE Panel Regression with LSDV in a research framework?

First time to use FE Panel Data Regression using LSDV, and not familiar with how to illustrate it in a research framework. We have regional CSR score as IV and Social Development ( four areas:...

14 January 2021 580 3 View

How to test the effect of an event on the nonlinear time series with GAM's?

Hi folks, my doctoral student investigates dynamic changes of the spread of conspiracy beliefs towards COVID (operationalized by the number of keywords in the series of tweeds on Twitter). Our...

05 October 2020 8,609 3 View

DNA extraction of swabs stored in ethanol?

Hi all, I am using buccal swabs of seals as a sample source for microsats and mitochondrial sequencing. There is a few samples that were shipped stored in ethanol. , i.e. swab of the buccal area...

08 September 2020 1,013 1 View

Context in a Quantitative Context Analysis?

Hello, I am writing my bachelor thesis right now and am conducting a quantitative context analysis looking at how terrorism is portrayed in newspapers, but certain words could be used to describe...

04 May 2020 8,762 3 View

Species that contains the grass allergen Phl p5?

Does anyone know in which species the grass allergen Phl p5 occurs? It was originally isolated from the grass species Phleum pratense so it must at least occur in that species. It stand to reason...

15 March 2020 8,703 4 View

No title

24 February 2020 6,469 1 View

Does anyone know a freeware tool that can align exon and intron sequences to a template DNA sequence?

I am seaqrching for a tool that can align exon and intron sequences to a template DNA sequence without disrupting any of the short sequences. I remember that DNAStar was able to do this. Does...

12 December 2019 8,902 3 View

Direction and Wind speed using 3D Ultrasonic Anemometers?

What is the most accurate way of calculating wind direction (2D NESW), wind speed and vertical wind movement using 3D Ultrasonic Anemometer data in the form of uX-uY-uZ m/s (or U-V-W vector) data?...

22 October 2019 8,475 4 View

Can anyone recommend good primary and secondary resources on women perpetrators of the Holocaust please?

I am starting my dissertation for an MA in Cultural History, Memory and Identity. I am interested in examining women perpetrators in the Third Reich; from denunciation to frontline killing. I am...

09 October 2020 4,285 4 View

As an academic researcher in Arab universities, what is your impression about the experience of distance education in light of the Corona 2020 ????

As an academic researcher in Arab universities, what is your impression about the experience of distance education in light of the Corona 2020 ????

04 May 2020 3,099 3 View

No title

27 April 2020 5,111 25 View

Is there enough water in the world for 2050?

"Water for everyone is everyone's business" Saying Dr. Ahmed Kettab We are finding that more and more people are running out of water around the world. Almost 25% of the world's population is...

27 April 2020 9,208 95 View

Question in the field of statistics, about the statistical model (Mahalanobis Distance). I want to know when it is good and supports regression?

Dear: Within the statistical process, there is a model (Mahalanobis Distance) that is used to support the regression. When is the ratio good on this scale? And why most Arab studies do not rely on...

19 April 2020 7,326 3 View

What is the reason why older students and teachers do not want e-learning in Arab countries?

What is the reason why older students and teachers do not want e-learning in Arab countries?

30 March 2020 7,545 14 View

Are there any Arab people whose second language is English to fill out my questionnaire?

Dear researchers, I'm a Ph.D candidate of TEFL in Iran working on L3 acquisition of Arabic. I need a group of Arab people whose second language is English to do two tasks for me. would you please...

27 December 2019 8,193 3 View

Which simple sequence repeats (SSR) primers -with high polymorphic power - can I use to analysing date palm caltivars?

I am conducting a research project for "investigating the genetic diversity of Palestinian date palm local cultivars". I am looking for list of primers for PCR reactions, which are proper for my...

10 July 2019 3,212 2 View

Which simple sequence repeats (SSR) primers -with high polymorphic power - can I use to analysing date palm caltivars?

I am conducting a research project for "investigating the genetic diversity of Palestinian date palm local cultivars". I am looking for list of primers for PCR reactions, which are proper for my...

06 July 2019 5,243 4 View

If we want to choose you as minister, in an Arab country: Will you accept the offer, and what is the name of the Arab state and the ministry?

If we want to choose you as minister, in an Arab country: Will you accept the offer, and what is the name of the Arab state and what is the name of the ministry.

31 May 2019 3,709 25 View