How to specify the coauthor, who died ?

We can be a coauthor of research articles, and tj yfvt some of one who died. For example, I am coauthor with Jean-Marie Hubac, a colleague who is no longer alive and B.Bentam, an other colleague,...

31 December 2018 8,016 1 View

How to educate ourselves and your surrounding to protect the environment for not arrive at the crisis?

We have normally the 'stress due to 'climat changes'. And the 'crisis' or catastrophe ? How and why we are ready to bear the evil to protect our children and not the nature?

02 March 2018 1,660 6 View

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07 August 2017 7,763 0 View

The auto assemblage of pollens can be simulated in all family of plants?

The auto assemblage of pollens can be simulated in all family of plants?

01 January 1970 4,297 3 View

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I like to know what pigments gives the color gree (not in plants), but in insecte ? Thank for any articles Best regards

01 January 1970 3,082 6 View

Is a Labyrinthe the firs Zoo in history ?

01 January 1970 3,271 1 View

Is there pollinating birds in Asia? Does the pollination of orchids with birds exist in Asia?

In America, there are hummingbirds that polluante flowers of Eleanthus.And the Sobralia ?Thank for any indication!

01 January 1970 492 9 View

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01 January 1970 7,027 8 View

Alternative to mediation analysis?

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

Color of spiro-ometad film?

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

Any information about dinitrosalisylic acid reagent end point color stability ?

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

Negative result on natural product sample cholinergic assay?

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

Has anyone performed a colorimetric RT-LAMP assay using Lucigens LavaLAMP kit?

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

What is the actual chemistry going on between iodate and ascorbic acid?

I am studying biochemistry at university, as part of the course we do several titration experiments. In our handouts, we were given the following half equations: IO3- + 6H+ + 4e- I+ +...

16 February 2021 8,731 1 View

Does anyone have a stack of images of action potentials or abnormal brain scans?

I need a stack of black and white .jpeg/.tiff/.jpg/.png images across time of either action potentials, neurons firing, or brain scans (comparing disease and normal brain, disease progression,...

09 February 2021 2,648 3 View

I am looking for a postdoc. Can anyone guide me in this respect?

My PhD thesis entitled as "Anticarcinogenic activity of Terpenoid containing plants against induced Hepatocellular Carcinoma (HCC). My extensive experimental work critically examined the potential...

08 February 2021 8,628 3 View

Did anybody use VISIONlite ColorCalc Software for liquid samples color analysis?

I would like to read about your experiences in the measurement of the color of liquid samples (wine, oil, or whatever) using a glass cuvette to calculate L* a* and b* parameters with the...

08 February 2021 6,619 4 View

How can I quantify the color of a solution?

I know colorimetry has been the standard way by way of measuring the concentration of a particular compound (solute) in a colored solution (solvent or measure quantities of a particular compound...

08 February 2021 2,673 1 View