Turquoise has a blue and green colors, but I see some have a violet and other colors, so it is possible ?
What it is the difference between Laccase enzyme and Lignin degrading enzyme
31 December 2018 10,027 0 View
I want to to calculate the percentage of atomic composition for concrete like that: H=2, O=50, Na=15
11 December 2018 4,970 3 View
I have searched about any standards of porosity measurement for the hardened concrete, but I didn't find any thing.
08 September 2018 3,350 3 View
I want to calculate the degree of serpentinization in more than one type of serpentine
08 September 2018 477 0 View
I didn't find any papers explaining the relation between crushing value of aggregate and compressive strength of concrete
05 June 2018 2,347 15 View
I want references about the relation between porosity and void ratio in concrete.
04 May 2018 5,441 6 View
what is the interpretation of presence of CH3 functional group in the IR in treated silicate material with NaOH although the ore (original material before treating) did not contain any carbon ?
03 April 2018 6,745 6 View
This is an SEM image of concrete and I want to know if I indicated the components right or wrong?
03 April 2018 1,009 0 View
I want papers about ACV is indicating method for aggregate strength
01 February 2018 5,270 7 View
I want to theoretically calculate the void ratio knowing the porosity and water absorption?....except for ASTM CODES?
01 February 2018 4,049 0 View
I have a set of stably transfected cell lines all transfected with plasmids containing GFP tags on the C terminus. During a western blot using anti-GFP antibody, one of my plasmids has dissociated...
01 March 2021 9,310 4 View
I'm a student and I have to produce a cell line with a knockin for the NRF2 gene with GFP. I have to put a promotor in front of the GFP because the gene will be too far away from the promotor of...
28 February 2021 7,127 2 View
Is the period to autoclave not enough? The inoculation in a hood and flame and UV and alcohol.
27 February 2021 9,356 3 View
I have set up a qPCR run on MxPro with SYBR green and ROX as a reference, however, when I go to the analysis section the program seems to only collect data for the dissociation curves and not the...
25 February 2021 8,039 1 View
I am trying to clone 2 copies of the same mammalian gene into the pSF-CMV-Ub-Puro Ascl (contains HindIII, KpnI and NheI cut sites) plasmid. This is what the final product is supposed to look like...
24 February 2021 6,310 3 View
I am currently working on my dissertation and want to explore the role of competence as a mediator between the effect of colour of clothes on voting intention (focus on Western countries)....
21 February 2021 8,609 1 View
What does the color of a spiro-ometad film indicate? I got purple, green, red, even black color of the spiro film. Is there anything we can get from the preliminary color analysis(e.g. oxidation...
21 February 2021 1,831 4 View
I work on estimation of alpha amylase activity using dinitrosalisylic acid reagent If i put the reagent to stope the enzymatic reaction and allow the reagent to react with the produced reducing...
17 February 2021 7,402 4 View
i have been doing cholinergic assay on natural product and for some of the samples, i get negative value for the inhibition activity. can anyone help me explain the meaning of the negative value...
17 February 2021 4,118 1 View
Hi there, my lab recently opted to use LavaLAMP from Lucigen instead of the Warmstart kit from NEB. However, Lucigen has yet to create a colormetric kit for RT-LAMP, and adding phenol-Red (pH...
17 February 2021 5,399 1 View