Level 1 pre-post multilevel regression: Panel data or ANOVA approach?

Dear colleagues, I am currently teaching myself in multilevel analysis using educational data. I found few to zero literature on basic analysis methods. In my context we frequently use level-1...

17 February 2021 9,378 5 View

Reliable and Valid Instrument for Causes of Medical Errors?

Is there any questionnaire/survey that measures the causes of medical errors? Example: physician negligence vs. systemic issues. Looking for a reliable and validated instrument. Thank you!

15 February 2021 2,874 4 View

Should the AUC in a concentration-time graph of a subcutaneous implant be roughly the same for poeple?

I have 2 concentration time curves of a subcut drug implant. the first group has a peak around the 50 day mark where as the second group does not. Both groups received the same implant by the same...

10 February 2021 2,305 3 View

Software for flow cytometry-like gating of data sets?

I am currently trying to do image based cytometry from fluorescence microscopy images. From the images I extract data such as cell size and a number of fluorescence intensities. Is there any...

09 February 2021 6,278 1 View

Can A. thaliana splice algae genes?

24 January 2021 329 2 View

Does long term preservation (10years) of Collembola in 99% Ethanol affect recovery rate of extraction by flotation?

Hello! I am currently developing an automated counting approach using Fiji to count Collembola from pitfall trapped samples that have been stored in Ethanol (99%) since 2010. I use flotation (tap...

13 January 2021 659 2 View

Co-stain Lectin PNA FITC conjugate with an uncojugated primary antibody?

Hello, I am planning to stain retinal tissue sections for IHC and want to co-stain cones and rods. For this we plan on using a Lectin PNA From Arachis hypogaea (peanut), FITC Conjugate for cones...

12 January 2021 583 1 View

How to use Abaqus USDFLD subroutine to vary stiffness?

Hi I have a problem where I am trying to vary the stiffness spatially across a structured interface. The whole idea is to vary the stiffness vertically, with a bulk stiffness of 8GPa decreasing...

06 January 2021 262 3 View

I really need help with cov-2 pseudotyped lentivirus production. Support?

Hi, i'm desesperate. i'm trying to produce lentivirus usinf BEI resources kit NR-52948. 24 hours after transfection i detect a massive GFP expression in my 293T cells. After 72 hours i filtered...

30 December 2020 9,889 6 View

How can i estimate the total phenolic content from a plant extract?

Suggestions and recommendations are welcome. A protocol used and experience would also be helpful.

25 December 2020 9,807 4 View

How did the relation between France and the UK during the 20th century influence the contemporary European Identity of the British population?

I'm a firtst year student in the Bachelor of Social Sciences at the VUB. I'm doing a liturature study about a subtopic of the Brexit. My subtopic is: The UK-EU relations in history. To go even...

15 April 2020 7,108 1 View

What do you think about Europe having its own army totally independent of the NATO army?

European army project

04 May 2019 5,388 5 View

I am working on a thesis - What factors influence Sweden on not becoming a member of NATO. Could you provide me with new materials?

Currently, I am working on a thesis about Sweden-NATO partnership. My main question is what factors influence the perception of various political forces in the country towards NATO membership?...

06 May 2018 9,735 5 View

I am working on a thesis - What factors influence Sweden on not becoming a member of NATO. Could you provide me with new materials?

Currently, I am working on a thesis about Sweden-NATO partnership. My main question is what factors influence the perception of various political forces in the country towards NATO membership?...

04 May 2018 9,415 5 View

Can anybody send me the NATO Standards in the field of meteorology: AD 80-34, AWP-4(B), AMETOCP-2, AMETOCP-3, STANAG 2507, STANAG 6013, STANAG 6014?

Our educational institution - Department of Military Training of Odessa State Environmental University - is engaged in the field of military education for meteorologists to serve at the...

31 December 2017 1,231 1 View

Bosma (1995) Indentity strands... anyone have more up to date knowldge?

I need to know whether his categorisation/strands of identity has been used in more recent terms and changed/added upon? I cannot access the article and only have some information on it through...

01 February 2016 491 0 View