30 August 2017 0 9K Report

I will be performing an experiment on MDA-MB-231 cell line and I would like to know what would be the most efficient dose to arrest cells in G2/M. Thanks!

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Exporting search results papers from ResearchGate into Excel?

I am struggling to understand how I can export search results papers from ResearchGate into Excel - could you please advise as soon as possible? All the best, Zuzanna

10 December 2023 1,726 0 View

What are the challenges that migrants face in the new country?

I'm doing a research on migration process and history of migration and looking for scientific specific data about what kind of challenges migrants can face in foreign countries

04 July 2022 9,508 7 View

Standard curve concentrations?

Hi, i have a 206 ug/ml stock and I need to prepare a standard curve from it. The first concentration must be 20 ng/ul and each following should be half of the previous, so 10, 5, 2.5 and so on. I...

09 April 2022 5,133 0 View

What is the main funding agency/charity that provide grants for evolutionary and/or ecological studies?

I am interested in learning more about the main organisations/charities that fund ecological and/or evolutionary projects in various countries (China, United States, India, Germany, Japan, Russia,...

04 August 2021 8,152 6 View

How much 200mg/ml solution should i add to 300ml base to get the final solution of 40ug/ml ?

I have a 200 mg/ml ampiciline solution, how much should i add to 300 ml of LB medium to get the final concentration of 40 ug/ml?? How much bacteria (in ml) should i add to 75 ml of medium to...

05 October 2020 6,620 5 View

Questions about culturing Immortalized Ovarian Epithelial Cell Line?

Hi, anyone tried to culture this cell line? Did you use the flask and media from this producer, or from some other? How about viability? Share any hints please, as I am planning to order this...

12 September 2019 8,517 0 View

Paper questionnaires in qualitative research?

Hello, I am looking for literature on methodological aspects of using paper questionnaires in qualitative research. Questionnaire is usually associated with quantitative approach but what with...

30 June 2019 5,590 12 View

I have experienced a strange problem with Sanger DNA sequencing, any hint?

I am trying to sequence a PCR product, the length is sufficient, it on agarose gel it gives nice, sharp band, without any smear or clouds of leftover oligos. Concentration measured on...

06 August 2018 5,172 3 View

Why magnetite nanoparticles become brown in suspesion after sonication?

I got pure phase of magnetite nanoparticles, checed by powdered X- ray diffraction...  Even so they were coated, after probe of dispersion by sonication they become brown! The synthesis was well...

20 June 2016 1,566 8 View

Does anyone know an analogy for chrysoprase beads in the Gulf region?

We've found a chrysoprase bead in a tumulus grave in Kuwait. The burial is multiple and multi-phase but most of the equipment suggest dating for Neolithic. This bead (biconical, with chamfered...

22 March 2015 5,881 3 View

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