Commercial dried blood spot (DBS) QCs and DBS calibrators available?

More Khem B Adhikari's questions See All

I am carrying out an experiment on Trichoderma. How can I measure OD of the fungal growth after 7 days?

I am carrying out an experiment on Trichoderma and need to measure OD of the fungal growth after 7 days. Unlike bacteria, fungus clump together making It difficult to get OD for the fungal growth....

11 July 2024 6,251 1 View

What does Habitat Occupancy mean? How to calculate Habitat Occupancy for a small animal species?

I want to assess the habitat occupancy of a small species in a habitat. What should I collect as field data to assess its habitat occupancy?

06 February 2024 9,039 4 View

Why has development cooperation been less productive in less developed countries?

Is it because of the weak governance of the recipient countries or the hidden interests of the development partners that influence the policies?

28 December 2023 378 3 View

How can I access it to publish my article?

I want to publish my academic article in this journal. How is it possible?

26 December 2023 421 4 View

In vitro experimental method used to assess whether or not some kinase enzymes directly phosphorylate other kinase receptors?

Hello, I'm curious about the in vitro experimental method used to assess whether or not some kinase enzymes directly phosphorylate other kinase receptors, such as EGFR. Which experimental method...

19 December 2023 9,428 2 View

What is the specific impact of microsatellite marker analysis on unraveling the genetic diversity and population structure of sheep in Nepal?

What is the specific impact of microsatellite marker analysis on unraveling the genetic diversity and population structure of sheep in Nepal, and how does this information contribute to the...

26 November 2023 3,797 0 View

Why Big Data are to be secured? Is it any threat to National Security?

Data Security Big Data

14 August 2023 2,922 6 View

How to implement map reduce algorithm on hypercube network in matlab/ python?

Map reduce framework need to be implemented on hypercube network architecture in MATLAB or Python progeamming

14 July 2023 8,137 5 View

Topology file of PubChem CID 134149698 from swissparam?

Dear researchers, I tried to obtain a topology file of a compound with PubChem CID of 134149698 from swissparam. Following is the error message. Please let me know the way to solve it. Thanking...

12 July 2023 8,282 0 View

Hi Researchers,Can we relate the earthquake and mushroom diversity or mycorrhizal diversity? If yes, How?

Can we relate the earthquake and mushroom diversity or mycorrhizal diversity? If yes, How? Thank you.

05 June 2023 2,078 2 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,770 4 View

How to calculate CCS for Sodiated adduct ions and Multiply Charged Ions?

I'm currently working on calculating the collision cross section (CCS) for various ions, and I'm facing challenges when dealing with sodiated and multiply charged ions. Most of the resources I’ve...

08 August 2024 8,329 0 View

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,106 4 View

Why activated CAR-Jurkat cell could not kill targets?

Previously when I co-coluture anti-CD19(FMC63) CAR-Jurkat with Raji with E:T=5:1, Jurkat can eliminate Raji in 24h. However, when I test another CAR construct, although I can dectect totally CD69...

06 August 2024 641 2 View

Are there any instruments for studying time similar to the way it is in space?

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06 August 2024 7,102 0 View

Why do we equate male and female arousal?

Women, on the other hand, can become physically aroused (increased blood flow in the reproductive organs) without becoming psychologically aroused even in the slightest. (Robert Weiss)

05 August 2024 9,537 2 View

How to isolate lymphocytes from mouse spleen?

I have tried several times to isolate lymphocytes from mouse spleen, but all attempts have been unsuccessful. I tried most available protocols. I used different dissociation media (HBSS with Ca...

04 August 2024 9,913 7 View

PBMC infection with virus?

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01 August 2024 4,403 4 View

Is there any Indian Company or Startups, from any universiy or IITS, which manufacture Gas Chromatography instrument , i want to make a custOmized G?

or we can collaborate

01 August 2024 6,705 2 View

What Are the Best Alternatives to the MTT Assay for Assessing Cell Toxicity of Colored Herbal Extracts?

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31 July 2024 193 4 View

Bruce Neagle

I would check NIST's list of SRM's (standard reference materials). See link of their database below;

https://www.nist.gov/srm

I haven't found any, but you can ask CLIA since they are the regulator (almost). See link below;

https://www.cms.gov/Regulations-and-Guidance/Legislation/CLIA/index.html?redirect=/clia