Any suggestion for a good antibody against human CD38?

04 October 2016 7,043 11 View

When using sybr green, how can one increase the level of fluorescence of the melting curve? What can cause very low level of fluorescense?

Assuming that we have a good negative control, and the right melting temperature, what can cause very low fluorescence level of the melting curve?

29 September 2012 2,485 3 View

How does a journal gain impact factor?

How does a journal gain impact factor?

01 January 1970 7,226 15 View

What have you learned from mistakes on the academic research job?

what have you learned from mistakes on the academic research job?

01 January 1970 4,784 12 View

DNA testing for Genealogy and Ancestry

What do you think about these new DNA tests that allow you to identify relatives and find your ancestors, is it safe to give your DNA or should we be cautious? I would like you to recommend your...

01 January 1970 9,180 6 View

how important is magnesium for the health?

how important is magnesium for the health?

01 January 1970 1,809 10 View

Free courses? for information

Nature Research Masterclasses Nature Research journal editors have produced online Masterclasses: https://masterclasses.nature.com

01 January 1970 9,047 3 View

Anti-semitism, how to finish it? can we do something with science?

Anti-semitism, how to finish it? can we do something with science? Today cnn published data about this problem in europe and is awful, as a reserachers , how to can help to new generation...

01 January 1970 3,966 3 View

How to Help Prevent Jet Lag

In our development as researchers we are always in constant movement, whether to attend an international conference, a meeting for a project or simply if we go on vacation, sometimes these...

01 January 1970 1,129 7 View

I'm curious to know, because children are fascinated by dinosaurs?

I'm curious to know, because children are fascinated by dinosaurs? Does anybody have an idea

01 January 1970 310 7 View

Online surveys for social sciences researchs: what are your opinions about this tool and how can we improve the research design to incorporate online?

Good morning everyone, Due to the pandemic, I conducted several online surveys. It is quite agile, not at all expensive, but there are several problems: the sample's representativeness and its...

21 February 2021 7,457 3 View

ZnS oxidizes to ZnO!!why??

when I put my ZnS solution in the chemical bath, the ZnS oxidizes so there are ZnO peaks appearing because of the reaction with the oxygen in the air, despite the fact that I close the beaker...

14 February 2021 5,778 9 View

Hi, can a variable in a questionnaire be measured with a series of questions or it has to one question for one variable?

I am doing research on the impact of competitive bidding on project success and would like to use SEM. Project success shall be: cost overage, completion time, quality of works and variation...

13 February 2021 4,413 6 View

Which and How to use teaching strategies and procedures to effectively integrate the four skills while teaching English Language Online?

As an inexperienced teacher in the field of online teaching, I have the fear of unconsciously ignoring one of the skills while focusing on not ignoring the other! Therefore, I wish to make use of...

09 February 2021 5,101 4 View

Why non-specific band appear on T-ARMS PCR?

Hi everyone. We want to know how can I remove the non-specific band amplification on this variant. Although the amplification of non-specific band is not as intense as the band that we want, but...

09 February 2021 588 2 View

What is your opinion regarding opening of school? Now students are supposed to join school. Do you think that decision is in the interest of society ?

From long Pendamic now government is opening school and colleges on for off line classes. What do you think that this decision is fruitful to the students and society too?

08 February 2021 3,068 6 View

Fractional derivative users, are you on the same page with me on the validity of the fractional order parameter, say alpha?

Taking a fractional ODE problem as an example. It has come to my attention that if the fractional order parameter is in the interval (0,1], many only presents results for alpha=0.9, 0.99. I saw...

08 February 2021 9,671 3 View

Looking for a scale to measure attitudes towards violence against women and the factors that impact attitudes in South Africa?

I am interested in doing research on attitudes towards violence against women and the factors that impact attitudes in South Africa? Does anyone know which attitude scale I can use to measure...

06 February 2021 3,076 1 View

To what extent do I need to justify my control variables?

Hi everyone, I am writing a research proposal for my masters applications and am in dire need of guidance. I suggest to quantitatively investigate the potential correlation between feminist...

05 February 2021 3,666 8 View

Is the use of "multivariate " or "multivariable" was correct in multiple responses study ?

In statistics most of the time, we use these two-term exchangeable, but in my opinion, there is a difference between them. Please suggest your opinion

04 February 2021 7,407 7 View