How can I select the best plasmid after sequencing?

I have transformed a drought-related gene of 1.7kb into pGEMt vector (E.coli DH5 alpha strain). After sequencing the plasmids (3 replicates) 4 changed amino acids are visible at different...

06 February 2021 336 3 View

What can be the problem in the isolation of Plasmid?

I've tried transformation of a 1.7 kb gene with DH5 alpha strain of competent cells and also used PuC19 as a control. After selecting colonies and broth-culturing overnight, I isolated plasmid....

27 December 2020 3,596 5 View

In Ag doped SnO2 nanoparticles, can we find silver ions on the surface? In a redox gas sensing using Ag doped SnO2, in what form silver attributes?

In a gas sensing process using Ag doped SnO2 nanoparticles on silicon substrate, in what form silver is present on the surface before adsorption and during adsorption of a target species. Can we...

15 June 2020 9,641 3 View

How can i reduce primer dimers and get my cDNA PCR amplification done?

24 March 2020 1,525 3 View

What is the substitute of soil in experimental purposes?

Soil as a reference is very complex and need to be simplified for experimental purposes. What could be a true substitute for this soil medium.

23 May 2017 381 5 View

What are the possible devices that could be used to study sleep in earthworms?

I need details to study sleep in earthworms belonging to different functional categories. The problems are: (i) alternative medium to replace soil, (ii) colour of light to be used, (iii) flexible...

16 October 2015 5,323 4 View

Is anyone familiar with the green disposal of both organic and inorganic wastes in bulk, of a Pharmaceutical Industry?

08 April 2015 1,556 3 View

How can a bio-sensor be designed and developed for detection of plant metabolites specifically flavonoids?

05 August 2014 3,094 3 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

Gas sensor response and recovery time independant of flow rate and chamber volume?

I am trying to obtain the response and recovery times for my gas sensor device. It appears the the response/recovery times are primarily dependant on the flow rate of the gas I inject into the...

26 February 2021 1,511 3 View

What is the error of the Txy diagram?

Hi, I know the attached Txy diagram has an error but can't figure it out. Could you please look at the diagrams and explain it to me?

23 February 2021 4,239 1 View

How the values of errors can be calculated for thermodynamic data?

I have calculated thermodynamic parameters for surfactant solutions in aqueous and mixed alcoholic solvents. I want to calculate the value of errors in the data and represent it in the table along...

22 February 2021 239 2 View

Physical-chemical formation of stalactites/stalagmites. what promotes the formation/growth of these structures?

I know, or think I do, the basic idea behind these natural structures, as from what I know they form due to water dripping from the top leaving a salt deposit behind. But started to wonder about...

22 February 2021 1,400 4 View

What are some underexplored theories and concepts in Activated Carbon as A Water Filter?

Hi, me and my team mates are currently planning to pursue the topic of Activated Carbon from Coconut as a Water Filter. And we would like to ask for your suggestions and knowledge on what specific...

21 February 2021 7,561 4 View

How can we study the adsorption efficiency of microgel at the oil-water interface?

I am studing the mircogel at oil-water interface. I want to know the adsorb amount of microgel at the oil water interface. How we can determine this amount?. I will highly appreciate your...

19 February 2021 2,787 1 View

NVT or NPT is preferable for gas adsorption simulation ?

Hi there, In order to perform molecule dynamic simulation on gas adsorption on substrate materials, NVT or NPT ensemble is preferable ? Thanks!

08 February 2021 173 1 View

How do you prepare a porous crosslinked Polyvinyl alcohol and Glutaraldehyde membrane or film?

I am trying to prepare a Polyvinyl alcohol membrane for carbondioxide adsorption

08 February 2021 7,493 3 View