Should I exclude a paper classified as low quality by the Newcastle-Ottawa tool from a systematic review without meta-analysis?

Hello! I'm working on a systematic review (without meta-analysis) and when evaluating the quality of the papers only one presented low quality. I did not find guidelines in the instrument itself...

04 November 2020 6,564 7 View

What can I do with Bioanalyser Ladder Problems?

I'm using the Bioanalyzer DNA 1000 to check my amplicons 16S. But when I run the chip, I can't see the pb scale. Just appeared in x axial the time (s). In the last run the message "not all...

29 September 2020 8,021 4 View

Best companies to measure RAT hormones and HbA1c?

Good afternoon, Currently my team is performing animal studies with majority of the time using rats of different strains. Our latest experiment was a weight loss study with diet-induced obesity...

14 November 2019 7,139 2 View

What can I do do solve a memory (RAM) problem to run an alignment on MEGA?

I am trying to do an alignment MEGA7 and it says Error: computer reported lack of enough memory (RAM). Try freeing up memory by closing other programs and starting over. The alignment is with...

03 February 2019 8,369 3 View

What resolution is necessary for adequate cryo-EM imaging for peptides or proteins?

I am considering using cryo-EM facilities at Temple where the instrument is: JEOL 1400 with a Gatan cryo-stage with a homemade plunger (that works) The resolution is: 0.3 nm by a LaB6 thermal...

30 January 2019 9,388 3 View

Rna Extraction from tomato leafs using, and why it gets pink coloring?

I am doing an rna extraction from tomato leafs, using the Trizol protocol. But when I add chloroform, and centrifuged the samples, the hidrofilic portion gets a pink coloring. And the color keeps...

03 July 2017 6,504 6 View

What is a good retrograde tracer to label primary afferents with a stability of at least 3 weeks?

I am looking for a retrograde tracer to inject in the bone morrow for labelling of sensory afferents in the DRG. It should be stable for at least 3 weeks as it will be combined with another...

27 September 2016 8,262 1 View

Any examples of use of different design speeds for horizontal and vertical road alignment?

Can anyone give examples of documents which suggest this practice? It seems not to be a good idea, but maybe there is some valid reasoning behind it.

04 July 2016 7,253 10 View

Does anybody has adapted a microtome for plastic resin?

26 May 2016 3,877 5 View

Can I use DNA spin-columns to clean RNA samples?

25 August 2015 6,893 16 View

How to define and get results (stresses) for certain points of a model in abaqus, using python? When the size of the model changes?

I want to do a parameter study of a aixsymmetric cylinder in Abaqus. I want to create several jobs where I get the stresses for 3 different points in my model. These points are defined. I wrote a...

01 March 2021 10,078 1 View

LOAD DISPLACEMENT CURVES Stiffness increasing in ANSYS non linear analysis. HOW CAN I CORRECT IT?

Hi. I am doing non linear FE analysis using a new material beam under flexural 2 point loading using ANSYS. I have defined a bilinear material model. The solution has converged. In results I am...

01 March 2021 9,911 3 View

Any research paper call for publication related to management or finance or economics?

It should be standard journal (Indexed)

01 March 2021 8,379 1 View

How relevant is Mini slump cone?

for all the rheology researchers, my question is, how relevant is a mini slump cone (smaller than a standard 50 cent rheometer). currently based on testing, the thickness of slumped material is...

26 February 2021 3,668 1 View

Stress/strain tensors decomposition ???

25 February 2021 6,760 1 View

How to reduce residual stresses in MD simulation?

I am working on a preparation of representative polymeric structures of some popular polymers, such as polyimide or PTFE for MD simulation, during which a single nitrogen or oxygen atom will be...

24 February 2021 8,105 3 View

Suggestions for occupational stress surveys?

I am currently writing a masters thesis on reasons for occupational stress in the early childhood classroom, and want to include a short survey assessing participants work-related stress levels. I...

24 February 2021 8,678 2 View

Alternative to mediation analysis?

I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....

21 February 2021 8,609 1 View

The most suitable method to calculate the stress intensity factor in the presence of contact between the crack lips?

I'm trying to study cracked structures under a compressive load taking into account contact between the crack lips. I would like to know if the method of extrapolation by displacement remains...

21 February 2021 8,694 4 View

How COVID-19 has affected mental health?

The pandemic has led to depression and anxiety and its negative effects shouldn't be ignored. However, it has also led some people to become more resilient! What do you think? Thank you.

21 February 2021 4,733 19 View