Kindly help me anyone. How photonic crystal influence the antenna characteristics like gain, directivity?

Need a detailed theory regarding, effect of PBG to increase the gain, with less directivity in microstrip patch antenna ...

03 July 2020 4,384 1 View

How to increase the gain and directivity in the microstrip patch antenna?

In CST, while designing the antenna, the antenna parameters return loss and VSWR is good. But the gain and directivity is not attaining as expected level. How to improve this?? Kindly suggest me...

23 June 2020 5,379 11 View

Any Suggestion For Custom Antibody Development?

My lab is currently looking at creating a custom antibody. There aren't a lot of customer reviews on the websites for these things, so what are the companies that you all prefer to synthesize your...

24 April 2020 1,365 4 View

How is hardness of the ceramics measured?

As per the definition, Hardness is the resistance to the deformation. But, deformation can be seen in plastic materials only. ceramics are brittle in nature. So, the material will break when it...

24 January 2020 4,588 3 View

How formalin inactivate microbes ?

Hello everyone I use formalin to inactivate virus. How formalin inactivate virus and other microbes.then how many milli liter of formalin need to be inactivate

01 October 2019 3,391 5 View

Is there any free journals available to publish the review article with in 1 (or) 2 months?

I want to publish my review paper in any reputed journal, but the time duration is less. Are there any free journals available to publish with in 2 months? Otherwise can you list trustworthy paid...

12 March 2019 9,448 31 View

Where can I find sensor data for Hurricane Florence and Hurricane Michael?

I am looking for sensor data (for eg., Satellite, Remote Sensing etc.,) associated with Hurricane Florence and Hurricane Michael? If you have or pointers to it ... Could you share?

04 March 2019 1,576 3 View

Can any one clarify my doubt regarding Related Substances analysis by HPLC quantification?

Hi, My Compound is an Mesylate salt, I have identified 5 impurities and Synthesized. Out of which three compounds are neutral compounds (i.e not in the form of salts), one compound is mesylate...

24 September 2017 8,073 3 View

What is the resistance for the oxidation of gold at higher temperature ?

30 May 2017 5,747 2 View

Test sequence expected to be different from positive control strain?

Suppose we have a sequence similar to positive control strain, what should be the minimum nucleotide variation for the test sequence for it to be considered distinct and not carryover...

03 May 2017 1,764 3 View

How vaccines of covid 19 work?

Millions ask how vaccines of covid 19 be successful and safe, its here to explain generally how vaccine of pfizer work ,mRNA vaccines teach our cells how to make a protein that will trigger an...

28 February 2021 2,723 4 View

Problem with shRNA transfection. Why are only two plates getting contaminated instead of all?

I transfected my LNCaP-WT cells with 3 shRNA plus their NTC two weeks ago and split two puromycin selected cell plates on Friday last week(Feb 26). I checked for GFP in the cells, and they all...

28 February 2021 4,949 3 View

Best plasmid could be used as a standard curve for AAV titration?

I have been trying to have a good AAV titration for my production and I have tried different plasmids to set up as a standard curve but each one behaves differently. i am trying to use ITR for...

23 February 2021 5,167 3 View

How to control the variants vof covid 19 in second and third waves?

A the world find means to control covid 19 by vaccination ,new variants came to spread and make the world in fear and danger, to understand the conduct of these variants, es constantly change...

21 February 2021 3,080 6 View

Surprisingly low antibody titers against SASRS-COV-2 RBD in hamsters compared to mice?

21 February 2021 6,958 2 View

Will SARS-CoV-2 Spike be broken into S1 and S2 by denaturing conditions?

Hello, I am performing a western blot of my SARS-CoV-2 Spike-pseudotyped lentiviral particles. I denature my virus by adding concentrated virus to 2X Laemmli buffer at 1:1, then boiling for...

17 February 2021 4,844 4 View

How to calculate the TCID50 when the highest CPE is 50% or less?

I am doing TCID50 to measure progeny virus and some treatments protected the cells in a way that the highest CPE observed is 50% or less. How should I do the titre calculation in that case? Thank you!

16 February 2021 8,768 1 View

How to estimate/know plant virus concentration to make a standard curve in ELISA after serial dilution?

Hello, I am trying to know tomato virus titer/concentration in samples and I will perform serial dilution of the positive control. I wanted to ask How to estimate/know plant virus concentration to...

13 February 2021 6,534 4 View

What are the possible effects of COVID -19 Vaccine/s on the persons already recovered from the disease?

Persons recovered from COVID -19 are having antibodies against the virus inside their bodies. They are having T cells already sensitized to the antigens of the virus. If they are vaccinated (may...

12 February 2021 4,106 22 View

What is the reason, we got both test and control band on LFA in negative sample?

I am working on Lateral flow assay for virus detection by carbon conjugated polyclonal antibody. We got a high intense band in both test and control line on LFA in negative sample used as buffer....

11 February 2021 6,558 2 View