Why my ladder bands are not properly stained?

Hi. I am doing an agarose gel electrophoresis. After running PCR samples in a 2% agarose gel at 90V x 45' I obtained the results in the image. The ladder bands are not properly stained. For...

14 January 2021 2,316 4 View

How to break TPP-chitosan NPs? How to avoid aggreation?

Hey, hi, I am preparing Chitosan-TPP NPs in the ratio 1 (TPP) : 5 (CHI), I am encapsulating DNA inside the NPs and to measure the E.E. I am spinning down the particles and measuring the...

26 October 2020 9,898 3 View

Determination of activated carbon surface functional groups by Boehm titration ?

i did titration to determine functional groups on the surface of activated carbon, when the titration was done on Na2HC03 and NaOH by HCl, a big volume was necessary to reach equilibrium, and...

13 July 2020 1,022 2 View

Looking for a manual about NIRS in cognitive science / neuropsychology, suggestions?

Dear community, i'm looking for a manual about NIRS, functioning, methodology and data analysis. in the field of cognitive science / neuropsychology. I would like to know as much as possible...

30 January 2020 8,861 2 View

Could you recommend a book on White Mice brain or on pathology of white mice (Mus musculus) brain?

The book will be used as a reference.

17 March 2018 739 3 View

What is the deference between data analytics and KDD ?

is there any article discuses the correlation and linkage between them ?

04 February 2018 3,869 3 View

Does anyone know a replacement for RNA carrier for Qiamp minelute virus spin kit?

I am intended to sequence (via Illumina) viral nucleic acids, including RNA. I was informed that using RNA carrier is not recommended in this case. However, since my samples will have a low...

29 November 2017 8,244 2 View

LPS dosage with LAL QCL-1000 Chromogenic endpoint Lonza, does anyone with experience?

I'll dosage LPS with LAL QCL-1000 Chromogenic endpoint Lonza, and i have many questions about this. Has anyone used this kit yet? Does anyone know if all materials should be depyrogenised? Can the...

03 April 2017 7,719 1 View

Dear colleagues, Can anybody help me identifying these fish vertebrae?

25 May 2016 2,532 1 View

How can I do PET Spheres/aggregate for concrete?

My question is about some heat treatment for RE-PET from bottles to obtain particles to use as aggregate in concrete.

19 January 2015 7,616 2 View

What kind of intervention will be relevant to increase motivation among young sport trainees?

Any suggestion on what book to read is also welcome.

03 March 2021 1,646 4 View

How to access MSCI KLD Stats and Sustainalytics?

Hello all, I'm currently working on my undergraduate thesis and I'm having difficulties trying to access KLD Stats and Sustainalytics because my campus Airlangga University and apparently other...

02 March 2021 8,525 1 View

Good sites to recruit survey participants on a grad school student budget?

Any good recommendations for participant recruitment for online surveys on a grad school student budget?

02 March 2021 4,293 4 View

Mixed ANOVA - help?

I'm currently working on a piece which asks to conduct an ANOVA - looking at the effect of sporting group (2 levels), and exercise trials (two trials with six levels). I've computed this all...

27 February 2021 9,626 4 View

How long does it take to get a modeller(for homology modelling) license?

I submitted my e-mail address on modeller website to get a license. The problem is that, the site cannot process my school e-mail (ewhain.net). I submitted my Lab website and school name so that...

25 February 2021 9,054 3 View

Is it mandatory to specify Subjects Combinations in Generalized Linear Mixed Models (SPSS)?

Hi all, I have data with two levels: lets think of the classic example of students and schools. When running the analysis in SPSS and selecting the Random Effects, we can select (we can or we...

24 February 2021 7,379 4 View

What type of SPSS analyses should I use for my Dissertation?

I'm currently working on my Dissertation and I'm trying to think of the best analyses that I should use for my study. I'm using three questionnaires for this and two different groups, 1st group...

22 February 2021 1,351 4 View

How to use bag of words for action prediction?

Hi everyone, I'm working on an action prediction (i.e., early recognition) using Bag-of-Words. I know how to use BOW, but regarding action prediction, there is a subtle problem. In the...

19 February 2021 1,442 4 View

Any Homemade Organic Synthesis Practices?

Hi everyone, I am a teacher of Heterocycles Synthesis, Is there a home practice that you recommend for undergraduate students? A simulator would also be useful Due to the pandemic, students...

18 February 2021 2,769 4 View

How can we assess applied digital skills and soft skills through online examinations during COVID-19 semester?

The final qualification assessment for major programs is a strict regimen that involves different stages - oral and written exams, final project viva, internal and external review. How are ICT...

16 February 2021 1,762 8 View