What is the best way to determine age in stingrays?

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Increasing Area Ratio on Quality control Standard on LCMS ?

Hello everyone. During my analyses on LC MSMS, the area ratio (Standard Area/Isotopically labelled Standard Area) increases with time for the quality control point. I'm having trouble explaining...

08 July 2024 3,150 2 View

What is the Best Midiprep Plasmid Isolation Kit?

Hello, I want to order Midiprep plasmid isolation kit, but I can't decide which brand to use. Can you recommend the brands you always use and think are highly effective? How about GeneJet? Thank You.

30 June 2024 5,865 2 View

Where can we get few mm diameter polished circular glass plates?

who retails few mm diameter polished circular glass plates ? thickness 0.1 to 1 mm diameter 1 to 3 mm ordinary or fused silica glass polished on both sides and the edge

16 June 2024 763 1 View

How to get year-wise Number of Patent filings by Indian listed companies??

I am looking for a way to get the number of patents granted and the number of patents filed by each listed Indian company for the past ten years. Is there any website or database that provides the...

31 May 2024 7,201 1 View

How many percent of specific antibodies in serum after rabbit immunization ?

Hi all, I'm trying to validate an ELISA against anti-drug antibodies in which I use a immunized rabbit serum as positive control. Rabbit was a NZR, immunization protocol was "standard" but I...

13 May 2024 2,828 0 View

What are the extraction methods that can be used to extract formaldehyde component of a fruit e g banana/orange?

AAZ

11 May 2024 7,466 2 View

Is there a link between parental poverty and violence against children ?

Poverty is generally a source of material difficulties. It causes communication difficulties between partners and children. Can it be considered the main source of violence by parents against...

10 May 2024 5,143 3 View

What is the spatial resolution of paleomagnetic data for paleogeographic reconstructions?

Are there any references stating clearly the limitations (especially lower limit) of the spatial resolution of paleomagnetic data when used for paleogeographic reconstructions? i.e., how many...

16 April 2024 8,051 0 View

Hello, any lentivirus vector to permanently transduction of cells for fluorescent cellular membrane?

I am planning to study extracellular vesicles, and to do this I need cells with a fluorescent membrane (GFP, Tomato, etc.), do you guys have any suggestion of lentivirus vector? Thanks!

02 April 2024 1,944 0 View

Identification of aquatic(?) insect found in fountain with dead leaves?

Found this larva in a fountain filled with deciduous leaves in the Jura Moutains of Western Switzerland. Since there were also Trichoptera larvae (Stenophylax, or Micropterna, sequax) feeding on...

30 March 2024 5,350 4 View

Weak DAPI staining after immunohistochemistry - how to improve?

After immunohistochemistry of previously fixed in PFA and EtOH and then frozen 20 μm sections of zebrafish brain, DAPI staining is very weak (right) compared to the same sections stained without...

05 August 2024 9,637 2 View

The Curse of Evolution and Complexity?

Brain and body mass together are positively correlated with lifespan (Hofman 1993). The duration of neural development is one of the best predictors of brain size, and conception is the best...

05 August 2024 6,247 3 View

How to quantify polystyrene microplastic (8 micron) bioaccumulation in fish tissue?

"I have treated adult zebrafish with 8-micron polystyrene microplastic and want to study the bioaccumulation in different organs. Can this be done using hydrogen peroxide digestion followed by...

05 August 2024 853 3 View

What should Berlin do as a city to become as impactful as London and Paris in World Football?

Please go through my Abstract. I can also share a proposed Thesis Outline.

04 August 2024 2,077 0 View

Identify the eight key processes of excellent supply chain management and discuss how each of these processes impacts the end customer?

Read the journal article by Douglas M. Lambert, “The Eight Essential Supply Chain Management Processes,” Supply Chain Management Review, Vol. 8, No. 6 (2004), pp. 18-26

04 August 2024 9,919 4 View

I am working on my Master's thesis on the biogeography of the genus Ruagea and I would like to ask, could someone help me to check whether my result?

I created a file with my outgroup and ingroup species using Beauti, ran it in BEAST, viewed it in Tracer, and then used TreeAnnotator to create a file that I imported into RASP. Could someone...

28 July 2024 2,979 1 View

Are students in the MBA program in Fisheries Enterprises Management eligible to work in the aquaculture industry abroad?

Are students in the MBA program in Fisheries Enterprises Management eligible to work in the aquaculture industry abroad? Could you explain the foreign countries interested in recruiting...

28 July 2024 8,378 2 View

Could you try using PeptiCloud and see if it's a useful tool for biology research?

PeptiCloud (www.pepticloud.com) is a bioinformatic platform that allows researchers to organize and share their data for their projects as well as collaborate with others in one place. Through...

28 July 2024 4,762 2 View

Do you know of any online international conferences that offer free discussions?

Do you know of any online international conferences that offer free discussions? I am looking for examples in the field of molecular ecology and DIY biology.

28 July 2024 6,501 0 View

Patronage margin difference between offline womens'apparel store and its equivalent online.Is this a good research topic?

I intend to explore and assess how offline womens' modern apparel store are losing out online and the need to get them on board based on this assessment. I am on a student on MPHIL Media and...

26 July 2024 1,440 1 View