How to separate D-Arabinose and L-Arabinose using HPLC?

Want to determine content of D-Arabinose in L-Arabinose using HPLC.

03 April 2019 8,156 4 View

Why the LOD and LOQ values for determining the sensitivity of the analytical methods are considered as response of 3 and 10 times to the noise?

31 December 2016 4,520 7 View

Does the order matter for an author in a publication and to what extent?

What if the appropriate order is not followed in any institution?

09 October 2015 4,279 5 View

How you would differentiate discovery, invention and innovation in a scientific way?

Kindly explain.

07 August 2014 4,293 2 View

What is your opinion about research on plant of the same genus and species available in different nations?

If plant A is available in two different geographical locations (say nations B and C) and some researcher (from nation B) worked and reported antibacterial activity of the plant,Whether a...

07 August 2014 2,323 5 View

How does citation to an article enhances the quality and efficiency of future research for a particular researcher whose article has been cited?

07 August 2014 2,045 4 View

Why is the approach towards science declining amongst students?

I have been teaching to students since 10-12 years and have observed this being happening amongst the students who opt commerce rather science. Though they have got good percentages.

07 August 2014 1,317 4 View

What is the impact of immunostimulatory and immunosuppressive drugs on the following parameters?

Body weight of animals (in vivo study) Thymus and spleen weight Blood cells (WBC's) Delayed Type hypersensitivity Haemagglutination titre NO production in macrophages Oxidative burst Plaque...

07 August 2014 2,248 12 View

Will you consider food as medicine?

Kindly add your valuable thoughts on it with possible reasons.

07 August 2014 4,844 3 View

Which part of a medicinal plant should be selected for research?

I am working on a plant (shrub) which has some biological activity traditionally claimed for its roots. As uprooting the plant is scientifically and ethnically incorrect, then what if I start...

06 July 2014 3,558 7 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Where can I find life cycle inventory or assessment of non woven materials?

Dear network, I am looking for the LCA or LCI or at least the energy balances of the non woven fabrics process for my master project, in specific for natural fibers, yet I have found...

02 March 2021 9,662 1 View

Necessary tube lenght to cool Natural gas in a dry-ice cooling bath?

I have a tank which contains natural gas at 250 Bar and 293 Kelvin. I want to cool the gas in a dry-ice cooling bath to about 195 Kelvin. The gas will flow in a copper-tube through the bath with a...

27 February 2021 8,128 1 View

Exit velocity of natural gas from pressurized tank?

Hi Guys. I'm a mechanical engineer and have a bit trouble, would be very glad if you could help me with my questions. I have a pressurized tank which contains Natural Gas at 200 Bar and 293...

26 February 2021 6,253 3 View

Why do the air flow results vary totally when adding scalar in CFD ?

Dear All, We are using Autodesk cfd to calculate the air flow in a single sided naturally ventilated room, where air flow depends only on buoyancy due to temperature difference between inside and...

25 February 2021 9,602 4 View

What is the optimum time and temperature of blanching and pre-frying potato for frozen fries?

I am helping a local home industry for developing frozen fries from their local farm. I want to know what is the optimum blanching and pre-frying temperature and time for processing. Please also...

23 February 2021 1,616 5 View

Can two EC50 values with different hill slopes be compared?

Hello, I fit a classical dose response curve Y=Bottom + (Top-Bottom)/(1+10^((LogEC-X)*HillSlope)) to my data (not related to inhibitors etc). The model I use is purely qualitative but it fits...

23 February 2021 8,155 5 View

How we can measure Kemp % in wool without using of benzene?

Would you please let me to know about the methods for measurement of medullation and Kemp % on animal? My problem is that the wool sampling and sending to laboratory is not possible. So I would...

21 February 2021 7,260 4 View

Did anyone perform CD107a degranulation assay without the use of inhibitors like monensin?

I am planning to perform a degranulation assay using CD107a antibody. Some resources suggest to use inhibitors like monensin to inhibit the intracellular traficking and acidification of the...

21 February 2021 6,260 3 View

Looking for advices and tips to improve the staining and the gating strategy in human blood?

Hi, I am staining a human blood with CD19, CD3,CD14 and CD16. My gating strategy in FlowJo goes like this: - First, I gate a general population SSC-A VS FSC-A => Then gate for single cells, =>...

21 February 2021 5,724 4 View