Technical site help needed: I need to change my log-in email address and can't get to the HELP section?

My old log in email, [email protected], was compromised and I need to change it to [email protected], so I can change my password, update publications, etc.

24 December 2020 6,939 3 View

Which Universities are virtual?

Many Universities have employees located across the world.

22 December 2020 6,380 3 View

How do I test for multicollinearity among Independent variables in binary logistic regression using R?

Please, I am trying to do a project work using logistic regression. I need to test for multicollinearity for the independent variables using R. I installed mctest and multiColl package already....

18 December 2020 2,531 3 View

Where can I find graphs of Brazilian Portuguese phonology?

I need research material on Brazilian Portuguese phonology.

27 September 2020 9,274 3 View

How to avoid getting organic particles to charr(become black) during calcination?

I am trying to synthesize SrHfO3:Eu2+ nanoparticles. To reduce from Eu3+ to Eu2+, we calcinate it under Ar/H2 conditions but it ends giving a black coloured product. We need this for luminescence...

22 August 2020 448 3 View

How does one collect data from a population that was once together on a university campus but is now dispersed due to the Covid-19 lockdowns??

If a researcher is more than half way through a research project, and now needs to collect data by recording the responses of participants to a read aloud test; How can such a researcher collect...

03 August 2020 6,771 5 View

How can we calculate polystyrene nanoparticles concentration in a solution?

I wonder how to measure the concentration of polystyrene nanoparticles (50nm) in a solution. Our nanoparticles are not fluorescents. Thanks

28 October 2019 2,353 4 View

I need some information on the method of manufacturing dry extract?

i need some information on the method of manufacturing dry extract?

06 February 2018 5,565 2 View

How can I export my publications as a Bib TeX file

I want to post my publications on ORCID and I can't see how to save them as a Bib TeX file in order to export them, as the instructions on ORCID say.

29 June 2017 6,242 2 View

Is it possible to cut a band from an agarose gel and purify it for subsequently creating a stock solution for qPCR?

09 May 2017 3,459 2 View

FDC and FRC cell populations in mouse spleen?

I was trying to isolate fibroblastic reticular cells (FRC) and follicular dendritic cells from mice spleen, but kept getting poor yield. I found from literature that the frequency of FDC is around...

17 February 2021 3,506 4 View

How many of absolute errors (in kcal) do you believe affect the prescription of the diet when estimating the energy required for an elite athlete?

Dear colleagues, I am writing an article that compares the measured and predicted resting metabolic rate in elite athletes. However, to define a cutoff point to determine which equation is more...

16 February 2021 4,515 3 View

Are there lymph node mapping dyes that do not interfere with ELISA and Flow-cytometry based Multiplex assay?

I am trying to find axillary and mandibular lymph nodes in naive mice, which is turning out to be more difficult than imagined. Therefore, I would like to know if there are some possibilities of...

27 January 2021 9,669 3 View

What are the merits and demerits of GAN and classical data augmentation in plant leaf disease detection and classification systems?

anyone suggest what are the merits and demerits of GAN and classical data augmentation in plant leaf disease detection and classification systems

21 January 2021 5,135 5 View

Tissue Dissociators for mouse spleens and lymph nodes?

18 January 2021 6,804 6 View

How to standardize and set parameters in the Puller sutter P-97 to get accepted pipette shape and resistance for whole cell recordings on DRG?

We are working on a P-97 puller and we are using it to do whole cell recording in DRG. We have 2 types of pipettes (borosilicate glass ID: 1.1 OD: 1.5 and ID: 0.86 OD: 1.5 ) as it showed in the...

04 January 2021 2,112 6 View

What is a good marker for imaging mouse macrophages by immunofluorescence in FFPE lymph nodes?

I am new to using mice, and I would like recommendations for specifically staining most, if not all macrophage subsets in murine tissues, particularly in lymph nodes and spleen. My background is...

16 November 2020 3,412 3 View

Metal particles abraded from dermapen (or dermaroller) needles. Is it possible?

This article: https://particleandfibretoxicology.biomedcentral.com/articles/10.1186/s12989-019-0317-1 claims steel,iron,nickel and chromium micro and nanoparticles where found in human skin...

11 November 2020 7,235 2 View

Sample Size in Count analysis ?

Hello everybody and thank you in advance. I would like to ask you about a power analysis problem starting from an example. I have two medical devices (A and B) that finds lymphnodes. My...

01 November 2020 4,306 11 View

How can I find peripancreatic lymph nodes in mice?

I am trying to evaluate T cell related immunity in MLD-streptozotocin induced type-1 diabetes model mice. In many research, lymphocytes are collected from peripancreatic lymph nodes, but I can not...

26 October 2020 6,687 1 View