29 Questions 71 Answers 0 Followers
Questions related from Noble K Kurian
Would you contribute to a new journal through papers, editorial board, and reviewing? What is your opinion?
05 March 2024 8,547 3 View
Eppendorf is the one I am using..but it is costly. Can you suggest a same quality one with same precision mainly for mol bio work. The pipette need to be available in India
01 February 2018 849 4 View
Where can I get DOI numbers. What is the procedure for application ?
24 January 2018 3,133 2 View
Please help in preparing my samples..
17 May 2017 6,094 3 View
I am looking for checking the toxicity of membrane vessicles from bacteria. How can I store the vesicles?
16 May 2017 7,339 1 View
I am isolating membrane vesicles form bacteria. How I can quantify it and have a specific concentration of vesicles for my study. Is there any easy method to quantify membrane vesicles ?
15 May 2017 3,698 3 View
Please Help me in setting up a drsophilla laboratory
20 January 2017 2,217 0 View
I am in search to buy a new cheap PCR machine.Please say the cost too..
16 November 2016 9,777 3 View
I need to collect some microbial samples from the plants or nearby.I need to know about the formalities.If any one can guide me.please help.Some one living nearby.some one experienced.help from...
28 May 2016 2,971 2 View
I am working in a college lab. We can't use expensive enzymes. Please suggest an easier method for extraction of melanin from human hair.
12 January 2016 7,941 2 View
During PCR reaction temperature will be high as 90oC. But it is usual practice to store Taq at freezing temperatures. Why it is done so ? Why we cant store it at room temperature ?
13 September 2015 5,405 10 View
Please help me in finding the answer.
14 August 2015 7,638 2 View
Please help me by giving the image of melC operon involved in melanin biosynthesis.Please give the reference of the same Thanks in advance
14 May 2015 2,542 4 View
I find it difficult to interpret the TGA/DTA data of my melanin sample., especially DTA data. Can anyone help me in this?
20 April 2015 9,068 13 View
Melanin shows an absorption maxima only at far UV region nearly (180-190 nm).But many assays like Turrick et al 2009 describes the method that use 400 nm for melanin estimation.Why this 400 nm is...
03 March 2015 1,315 11 View
I use sulfur content of elemental composition as a determining factor in differentiating pheomelanin from eumelanin. Can you suggest some more methods?
01 February 2015 7,804 3 View
My peptide size is 3000Da. How to convert microgram concentration of a peptide to micromolar concentration ?
20 January 2015 2,305 4 View
Other than tyrosinase, Is there any separate enzyme for pheomelanin production ?
12 January 2015 2,658 5 View
What is the chemistry behind the insolubility of melanin in water and acid? Is melanin a non polar compound?
23 December 2014 1,706 11 View
I would like to know whether any bacterial melanin products are available commercially How much is the cost of bacterial melanin world wide. How much is its requirement ?.
29 November 2014 7,461 11 View
On analysis of my samples I got ESR peaks at 328 millitesla. What I can conclude from this ? What are the things I could understand by looking at an ESR spectrum?What are analysis I can do in this...
31 October 2014 6,100 7 View
Most of the places where I inquired the instruments may not be in the working condition.Can you suggest the places where the instruments are currently in working condition.
07 October 2014 2,520 3 View
Melanin papers usually refers it can be used in cosmetics.Is there any reports which mention melanin can adsorb or absorb to skin ? How the adsorption or absorption to skin can be scientifically...
27 September 2014 5,522 2 View
While working on melanin production inhibitors I had gone through this doubt. Any people who presently/earlier worked on these chemicals please help me to clear it urgently.
19 September 2014 5,308 5 View
I had gone through some readings that GelRedTM is a DNA dye which is non toxic compared conventional EtBr staining.I would like to know how much more expensive GelRed is ? What is the excitation...
11 September 2014 7,246 8 View
I would like to predict the structure of melanin produced by my organism.What all data needed for elucidating the structure ?.Is there any software for structure prediction of polymers like melanin ?
11 September 2014 3,980 8 View
When I am growing one of my Bacillus sp bacteria, it is producing a yellow pigment from the second day in the NA plates. What is this yellow pigment called? The picture of the plate attached ..
08 August 2014 402 6 View
Melanin is secreted by the bacteria extracellular. It was reported than melanin is a protective candidate for bacteria. Then why should they secrete it. As maintaining itself inside can impart...
28 July 2014 6,343 4 View
Happiest Moment 🌟 Exon Journal is now live! 📚 Join global contributors and editorial members in shaping impactful articles. For more details, reach out to [email protected] 📩 Contribute to...
01 January 1970 3,387 0 View
