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Hi I am a bit confused. They are asking me to find out the volume of DNA required in ul (a total of 30-100 ng for genomic DNA) from the DNA concentration in the nanodrop reading which was 404.8...
26 February 2021 5,029 2 View
I would like to create a new variable using 4 different measures: hIndex (range: 1-47), # of publications (range: 0-111), and 2 other measures (range: 1-7). I changed all of these variables into...
09 February 2021 4,866 3 View
I am doing calibration curves using CyQUANT Direct Assay to 10 different pancreatic cancer cell lines. I've noticed that the fluorescence of some cell lines double at the same cell number. Is this...
03 February 2021 3,587 2 View
Hi! I am having problems cloning a 1.6 kb fragment containing 2 different genes and 2X2A peptides into a vector that I already used to clone other fragments (digested with PmeI/BamHI). The vector...
17 December 2020 5,218 3 View
In the research that I am working on, I need to migrate a graph database to sql to carry out tests, I am using neo4j as a tool, the information I have found is about migrating from SQL to neo4j...
09 November 2020 1,869 3 View
I want to know if I can use a goat-anti mouse IgM-HRP and a goat-anti mouse IgG-HRP to treat a western blot membrane at the same time. Thank you
26 September 2020 1,332 6 View
I got some Uranyl Nitrate crystals and want to get Uranium metal, to start, think I can use heating to decompose the nitrate salt in order to get the oxide, and then I should reduce the oxide to...
22 August 2020 525 3 View
18 June 2020 3,918 3 View
I know most of the 3D file types used in VR but I could be missing out on some that are more commonly used and would like to see what others are using. Also any ideas on what file types relating...
19 February 2020 3,207 3 View
I want to predict a toxicocinetic model of some molecules. I have windows and linux.
17 September 2018 7,412 2 View
When you use RIA, with a control the unknown sample with antibodies, you bare in mind the binding sites of the antibodies. However you still need to measure labelled antigen (radioactive) and not...
28 February 2021 2,133 3 View
I like to do project in laser measurement system. My objective is to eliminate or reduce the cosine error, abbe error in Laser measurement system. I have Rhenishaw XL80 system. Please tell the...
28 February 2021 4,890 3 View
25 February 2021 1,987 3 View
Could the "incoming solar radiation" values be negative? What is the difference between "global solar radiation" and "incoming solar radiation"? Which one might be measured negative values?
21 February 2021 7,726 9 View
I want Researchers from Educational Measurement and Evaluation, relating to teaching, learning , academic performance and test validation
18 February 2021 4,757 13 View
The Self-Directed Learning Readiness Scale (SDLRS), also known as the Learning Preference Assessment (LPA), was developed by Dr. Lucy M. Guglielmino in 1977 to measure learners' attitudes of and...
15 February 2021 3,095 4 View
We are conducting a pilot study of an intervention for informal caregivers of persons who have recently received a bone marrow transplant in the US. If you know of anyone who might be interested,...
13 February 2021 9,174 1 View
Hi everyone, I work at a factory plant where they use a mass balance. The problem is that there is an huge difference between the input and output of one element. There are several people working...
10 February 2021 5,764 3 View
Hi All, I am carrying out an international research with clinicians (speech-language pathologists/ therapists). International professional associations will be distributing the questionnaire link...
02 February 2021 5,306 3 View
I urgently need a map that shows the point locations of informal settlements in South Africa. I am currently working on a study that seeks to relate protests location to the location of informal...
02 February 2021 4,113 7 View
