How to compare a group + 2 of its subgroups via statistics analysis?

I have a dataset containing [length of time in DAYS] and [name of drug]. The days go from 1 to 42, and there are about 25 drugs. The majority of the data is for 3 days or less. The dataset is...

02 October 2020 5,274 2 View

Is there a reference on the idea of a price premium for a reliable product is worth the price?

Hi all, I'm looking for a reference or two that may support the idea that a reliable product is likely to command a price premium in the market. This is accepted by the market because a...

02 October 2020 4,863 2 View

Why not merge economics and engineering?

The framework of economics today draws largely from post-War scholarship. And here, we remember the use of biomathematics by Paul Samuelson and contemporaries of the sixties and seventies. Now,...

20 April 2020 4,923 14 View

Sucking mass away does not please coronavirus?

Formentera island had been through early self-quarantine, port closed, for 14 days and there is still no Covid19 cases in the island. Formentera is a weird Earthian gravitationnal aberration (as...

26 March 2020 1,157 2 View

As a polyglot invalid 65%, I feel more armed to face myself in confinement. Do you agree at least dairy 15mn meditation emptying mind is necessary?

As a polyglot invalid 65%, I feel more armed to face myself in confinement. I know how I can help friends and neighbors. It's time to bury all war axes. The real time for a better world.

14 March 2020 1,663 6 View

Mathematics: Why ignore Ishango?

07 March 2020 4,472 7 View

Geometry released algebra. Must conics release cubics?

Hark back 11th century, we find algebra shackled by geometry. So, there was no honour in the negative number. When algebra was released, it opened a new world for us. Before then, geometry had...

06 March 2020 2,660 4 View

Can free glutamate ions turn dangerous?

can a non-human virus step on them, using those unbound particles, easier to conquest, to invade the host ? Glutamate only taste when unbound....

17 February 2020 5,423 10 View

Public policy: Where are the big three equations (heat, wave and Laplace)?

Distribution dominates policy. Resources are injected at a point and distribute across communities. Can the distribution be almost instantaneous as in the heat equation? Do the resources morph and...

30 January 2020 3,439 2 View

Why can't we get the energy from lightnings, during storms?

We know how to attract them, how to drive them to the ground, why can't we store them? Batteries are too weak to hold it on? A too big diode should be needed to transform it in electricity?

25 November 2018 1,929 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Does anyone know HRM channel in a 2 plex QIAGEN Rotor- Gene Q qPCR can be used as a separate channel?

I am going to have 3 different probes in my qPCR work that I am going to do. But I realized that the machine we have in the lab is a Rotor-Gene Q 2plex HRM Platform, saying it has green, yellow,...

01 March 2021 8,544 1 View

Is CD44 degraded in lysosome together with hyaluronan after CD44 mediated endocytosis of hyaluronic acid?

Also when RHAMM binds hyaluronic acid, they get internalized, will RHAMM also be degraded? Or both CD44 and RHAMM will be transferred back to the cell membrane? Asking for breast cancer cell line...

01 March 2021 8,169 2 View

Can Ethovision store the generated data and video recordings directly to NAS system?

The size of data generated by Ethovision is huge. Having NAS system for data storage seems to be a good option, I am wondering whether Ethovision can directly store the data to the NAS system...

27 February 2021 6,350 2 View

Unknown debris sheets observed in cell culture flasks?

Hi, We culture neural progenitor cells in T175 culture flasks coated with PLO-Laminin. We have successfully grown these cells with our protocol for months. Recently, we observed large sheets...

25 February 2021 3,443 4 View

Recalcitrant seed short-mid storage method?

Dear peer scientists, Ultradry storage is not suitable for recalcitrant seeds. However, theoretically, if we can stabilize the structure of the subcellular membrane, as well as glassify the...

25 February 2021 2,442 1 View

What is the stability of 2 3-dihydroxyquinoxaline in acidic water?

I'm developing a UHPLC assay, and the fluorescent product is 2,3-dihydroxyquinoxaline. The reaction to produce this requires hydrochloric acid (about 1.2 M). Will storage in this acidic...

20 February 2021 5,820 4 View

Oil red O protocol for flow cytometry?

18 February 2021 4,214 3 View

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17 February 2021 4,217 3 View