Why the alumina powder is grey-black colour?

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Can anyone provide me a protocl of Native PAGE with the 30% terminal resolving gel concentraion?

I am separating the AuCNs, which are Au nanoclusters. I used the 3% stacking and 30% resolving polyacrylamide from the reference. Eachtime when the resolving gel is polymerizing, plenty of heat...

22 January 2021 8,522 3 View

Naming the "UK coronavirus variant" rises to the occasion?

In the context of the COVID-19 infodemic, the global profusion of monikers and hashtags for "UK coronavirus variant" have found their way into daily communication and contributed to a backlash...

01 January 2021 7,850 2 View

Number of Estimating Equations Required to Test Hypotheses?

After literature review, current draft as below: Variables: Independent = B (represented by I, M, O, S, C), Moderating = W Dependent = F Control = CV Hypotheses: H1a. I has significant...

18 September 2020 7,055 2 View

Why is my protein a smear when I detect with CoIP lysis buffer plus LDS?

Hi I am trying to express my protein R in tobacco leaves and do a CoIP, but I can't detect the protein R in CoIP input. I took the same tissue and added 8M Urea plus LDS protein buffer, protein R...

31 August 2020 9,534 10 View

What's the main difference between #Tris-glycine #SDS-PAGE and #Bis-Tris #SDS-PAGE. How pH and ion strenght affect SDS-PAGE?

sometimes, there is some smear on the SDS-PAGE, this can be eliminated with a different running buffer or a different PAGE, or a different way of sample loading buffer. how these affect the SDS-PAGE?

09 August 2020 6,149 3 View

Is there a gentle method to reduce cuprous oxide to copper while maintaining the original morphology?

Hello, Recently, I have synthesized some cuprous oxide nanomaterials and want to reduce them to metal while maintaining the morphology. Is there a way to do this?

04 August 2020 4,850 3 View

Is there a function coded by matlab to reproject the geographic raster data?

Is there a function coded by matlab to reproject the geographic raster data?especially for the case converting the Ease-Grid 2.0 to the geographic coordinate.

17 June 2020 7,875 2 View

Why the contaminated colony grow around the plate?

Doing the antibacterial test, the unknown colony grows around the plate. E. coli and antibacterial regent were mixed with LB, PBS and EDTA. Not likely the contamination was from the LB, PBS or...

18 May 2020 1,311 3 View

How to do a two-way ONOVA in SPSS?

I don't have advanced knowledge of SPSS and tutorials aren't making much sense to me, if anyone is able to explain SPSS two-way ONOVA step-by-step in the simplest form I would be grateful. My...

30 March 2020 8,769 2 View

Statistical tests for dummies - one way or two way onova?

I'm currently working on my under-grad dissertation project, researching whether Raffinose impacts gut barrier function. I have used a control measure and a high, medium and low dose of Raffinose...

24 March 2020 4,220 6 View

What is the status of bread making and more bakery foods with the use of insect flour/powder?

Insects have been consumed by human diet since prehistoric times. At present, the idea of looking at insects as food has been getting traction worldwide, also in response to increasing food...

03 March 2021 6,223 5 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View

How to grow E.coli on the low salt LB agar plate with 50 or 100ug/ml of Blasticidin?

Hello, I would like to ask how to grow E.coli which resists 50 or 100ug/ml of Blasticidin. I have tried many methods by using low salt Luria-Bertain(LB) agar plate. However, no colonies grow. Let...

01 March 2021 2,027 2 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

What could be some reasons why unstimulated monocytes are getting activated?

Im doing PBMC isolation -> CD14+ enrichment using magnetic beads -> stimulation setup. My negative control is just cells in cRPMI but they seem to get activated over and over again.

28 February 2021 7,883 3 View

Why does intensity drops as concentration increases?

Is there any reason for decrease in fluorescence emission intensity of HSA,BSA when increase the concentration ?

28 February 2021 3,653 4 View

POlymer+DMSO solution and moisture??

What could be the reason of moisture at the sides of Vial when I am preparing my polmyer+DMSO solution for membrane fabrication? What etiquettes I am possibly missing here?

28 February 2021 6,516 5 View

Should we reduce the standard unit of length to 0.31951540592 meter ?

The reasoning behind this question is to align the ratios of the proton potential in energy per charge to the speed of light in distance per time. As these two dimensions appear to be related,...

27 February 2021 947 7 View

What could be reason for getting such type of graph for complex impedance in case of polymer blend films?

Its effect appears in real part of ac conductivity also. Can anyone suggest any reason behind it?

26 February 2021 3,487 3 View

Have anyone checked before Cyclic voltammograms of intial ITO substrate and E-teck?

As a beginner in electrochemistry, I tried to obtain cyclic voltamograms of commercial anatase powder deposited on an ITO substrate or on Eteck. After several attempts, I noticed that my cyclic...

23 February 2021 3,175 3 View