Can Covid-19 strain undergo evolution after it transfers from one person to another?

If a healthy person comes in contact with covid positive patient with severe health conditions , is there a chance that the latter person may experience same amount of severity and similar health...

17 June 2020 3,021 5 View

Various solvents used for extraction of variety of bioactive coumpounds from herbs ?

What are the different solvents used for the extraction of bioactive compounds from the medicinals plants? Which method/solvent is most commonly used ?

05 May 2020 1,399 17 View

Multiplex qPCR annealing and extension?

Dear All, I have set up a 5-plex qPCR. The multiplex works fine but the PCR efficiency doesn't look that great. I am throwing in 250ng human genomic DNA and I get Ct in range of 30-35 for all my...

13 February 2020 7,095 3 View

Is it feasible to use RNN model for improving the visual quality of the image(image enhancement)?? I am unable to find any paper related to this?

I am working on image processing especially in the area of image enhancement. But I am unable to find any paper related to RNN model for improving the quality of the image.

11 February 2020 140 2 View

How do we determine the position and orientation of a moving robot ??

How do we determine the position and orientation of a moving robot using IMU sensors such as MPU6050 or MPU9250 (i.e. accelerometer , gyroscope and magnetometer sensor data)??? kindly advise...

22 November 2019 7,825 5 View

Recommendation for effective book on Scientific writing?

Hi, I want to improve on my scientific writing. There are many book available. Thus, I would like to get recommendation about an effective book which covers all aspects of writing and...

22 November 2019 2,335 9 View

Formula related per cent fruit weight?

The formua given by Kashyap and Verma 1987 for per cent fruit weight loss (I have attached image) Tota weight of tomato fruit consist of?? (healthy+damaged fruits) is it correct?

25 September 2019 6,325 1 View

how can i make this type of staked bar graph(shown in image).?

I have the data on five morphological parameters viz., Number of branches per plant, Number of calyx per fruit, Density of trichomes on the calyx, Density of trichomes on the leaf surface, Fruit...

18 September 2019 9,406 5 View

How to compare or rank average of parameters with different sample size?

Which tool or method can be used to compare or rank average of different parameters with different sample size? e.g. Parameter A- Sample size 20 ; Average- 3.54 Parameter B- Sample size 16 ;...

20 August 2019 9,844 9 View

RNA extraction from MTB?

Dear All, I am looking for a kit to extract total RNA from MTB which I will later use for RT-qPCR. My initial sample would be very low and cannot afford to loose RNA during the extraction. Also,...

09 July 2019 1,278 5 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

Why Trivalent chromium start precipitating above PH 5 ? Moreover discuss difference between adsorption of chromium and precipitation of chromium ?

I am a student of MS Environmental Engineering and started my research phase. I am working on metal removal ( chromium iii ) by using activated carbon prepared from the agricultural feedstock. So...

01 March 2021 5,475 2 View

Any research papers for extraction of nutrient deprivation on macroalgae? Analysed by HPLC-UV and GC/MS. Possibly from macroalgae genus Rhizoclonium?

I am doing my thesis on the nutrient deprivation on the macroalgae Rhizoclonium sp. I will be analysing the levels over a period of roughly 5 days by HPLC-UV and GC/MS. I will be using seawater as...

28 February 2021 6,477 1 View

In methylene blue test Why is UV absorbance reading very low as soon adsorbent is added and then increasing before reaching equilibrium?

Hello, I'm working on removal of methylene blue. 01. in the dark test very first reading is taken 15 minutes after adding adsorbent to the dye solution and that UV absorbance reading is very...

19 February 2021 472 5 View

Can I measure absorbance efficiency with wavelength in a spectrophotometer?

I measure the wavelength of material in a spectrophotometer and it peaks at 275 and its absorbance is 100. I mix it with an adsorbent and it adsorbs the first material, but when I measure the...

16 February 2021 7,515 5 View

Passivation of chromium cast Iron in high temperature?

14 February 2021 2,157 3 View

How to determine the drug loading and the drug release capacity of a polymer micelle using UV spectroscopy?

Currently, I am working on PLA-PEG copolymer micelle for the drug delivery system. I have seen several papers where some researcher talks to centrifuge the drug-loaded micelle to separate the...

13 February 2021 5,822 7 View

CAT assay in microplate?

I'd like to know if anyone can provide me with a protocol for traditional catalase enzymatic assay in a 96 well microplate, for cell line and/or C.elegans spectrophotometric measurements. Thanks!

11 February 2021 7,273 3 View

What is the UV-vis spectroscopy and HPLC UV detector?

I did spectrum scan to levothyroxine sodium which show highest absorption at wave length=230nm which the absorption =0.136 and it's absorption at 225nm =0.047 but when Injecting it on HPLC...

09 February 2021 1,631 3 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