What is another alternative to Polyvar 2 Microscope with hot plates and polarizer to check for solubility of drug in lipids?

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Which commercially available yeast can produce bioethanol with higher productivity?

For bioethanol production brewers yeast is used. But which commercial yeast is preferred for higher productivity? Thank you

11 May 2022 2,824 8 View

How to perform DSC analysis of rice starch samples to determine gelatinization temperature and enthalpy?

I performed a DSC analysis of rice starch samples to determine gelatinization enthalpy and peak temperature. I'm expecting a gelatinization temperature between 60 to 80 celsius. What could be the...

29 March 2022 7,352 16 View

From a mixed culture of E.coli and lab bacteria, can I only grow lab by inhibiting the growth of e.coli on agar plate?

I have grown a mixed culture of E.coli and lab (different strains) together in a microplate. I would now like to see if lab is alive and would like to enumerate on an agar plate which could only...

17 December 2021 8,148 3 View

Low RIN for RNA nanostring - how to fix?

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14 December 2021 9,926 4 View

How to prepare 0.5% cmc _ carboxy methyl cellulose as vehicle to administer drugs to animals?

Drug ethanolic extract of A.calamus. vehicle CMC.

14 December 2021 6,250 0 View

[deleted q]? redacted?

deleted

29 August 2021 6,130 6 View

How do we differentiate seed borne endophyte and a pathogen?

When we isolate Bacteria or fungus from seeds how can we tell whether they are endophytes or pathogens....is there any method or parameter to differentiate them...can anyone help answering this?

05 August 2021 6,114 3 View

Is 1 ml nutrient broth enough for overnight E.coli growth?

Hi, Can I please know if a bacterial culture is inoculated in 1 ml nutrient broth and incubated overnight in the centrifugation tubes? Will 1 ml of the nutrient broth be sufficient for the culture...

05 July 2021 3,306 2 View

How much quantity of overnight culture should I use for centrifugation to achieve 10^9 CFU/ml?

Hi, I have a question, I inoculated the fresh bacterial culture and incubated overnight in 5ml nutrient broth, I must centrifuge 4430*G for 5 minutes followed by decantating the supernatent and...

20 June 2021 5,496 2 View

Can abstract program slicing can be done based on boolean property?

By taking any program point and a boolean variable, can we perform an abstract slice based on the boolean property.

13 June 2021 291 0 View

Hello researchers Is this a random laser or just fluorescence?

I am using Rhodamine6G as gain medium and silver nanoparticles as scatterers on a microscope slide and laser input 532 nm comes from above.

09 August 2024 9,894 2 View

Is changing the medium during the experiment overestimate the results?

I am experimenting with cancer and non-cancer cells in a 12-well plate for 4 days with a seeding density 1*10^4/well, however, I noticed that the control group growth rate slows down on D3. Should...

07 August 2024 2,283 2 View

How can we differentiate between calcite, dolomite, siderite, magnesite and ankerite minerals in carbonatite rocks in thin section under op microscop?

How can we differentiate between calcite, dolomite, siderite, magnesite and ankerite minerals in carbonatite rocks in thin section under optical microscope?

07 August 2024 2,132 3 View

What is saturation solubility of insulin in saliva?? I need it to know sink condition ?

05 August 2024 4,407 0 View

Which solvent is better to dissolve with secondary metabolites extracted from fungi?

I work on MCF7 cell cell for anticaner purpose and I wa to do drug preperation the drug ( secondary metabolites extracted from Aspergillus) My question which solvent is better with these secodary...

03 August 2024 4,725 2 View

Why do paired electrons atoms produce no magnetic field lines?

If you think of electrons with spin as bar magnets, you know bar magnets of opposite polarity as long as they're not occupying the same spatial location don't cancel out each other's magnetic...

03 August 2024 3,927 2 View

Can i quantify a nanoparticle encapsulated in cell culture medium by hplc?

Hello, if you made a transwell assay where you incubate the cells with a nanoparticle-encapsulated drug and considering that in the oposite compartment you'll have both the free and encapsulte...

03 August 2024 2,730 1 View

Please guide me how to prepare samples for zeiss confocal microscope?

i am working on ischemic stroke. for immunoflourescence i want to use zeiss confocal microscope.before i used VS120 but the images from vs120 not so good now i want to use zeiss confocal but i...

30 July 2024 2,349 1 View

Inquiry on Maximum Nucleic Acid Volume for 2.5 mL Liposome Solution?

I am currently working on a project involving liposomes and need to determine the maximum volume of siRNA that can be added to a 2.5 mL liposome solution with a total lipid concentration of 10...

30 July 2024 6,420 1 View

How to explain the different interaction between soluble and insoluble polymer in water?

Hello everyone, I am try to understand the differences interaction between insoluble and soluble polymers in water with metal ions and how theit charge density (of metal ions) affect the interaction.

29 July 2024 6,350 3 View