What are the most serious and the effects of plant diseases, fungal diseases or bacteria ?

31 December 2017 523 10 View

Hello Are there any types of DNA? Does DNA differ from Eukaryota and Prokaryotes?

31 December 2017 6,229 4 View

If I give you an egg and a pen and I said to you, write your security for 2018. What will you write?

11 December 2017 8,128 9 View

Happy new year for all peple ?

11 December 2017 5,166 0 View

For the same and despite the addition of sulfur to the reclaimed gypsum soil acidity of the soil did not decrease what is the reason ?

11 December 2017 7,068 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What is the status of bread making and more bakery foods with the use of insect flour/powder?

Insects have been consumed by human diet since prehistoric times. At present, the idea of looking at insects as food has been getting traction worldwide, also in response to increasing food...

03 March 2021 6,223 5 View

Any references about insects or animals that can damage or weathering of rock or fossil material?

Are there any references to insects or animals that can cause damage or weathering to the rock or fossil material? books or paper that would be nice. Thank you very much!

24 February 2021 6,805 3 View

Please help in identification of this insect?

This insect is minute in size around 1 mm and not clearly visible with naked eye.

22 February 2021 5,907 11 View

How reliable is estimation of copy numbers by absolute qPCR?

Hello, I would like to compare the expression levels of several genes in insects, so I prepared standard curves and estimated copy numbers of each sequence in my samples. But for one of the genes,...

11 February 2021 8,421 13 View

Has anyone had weird polybrene toxicity during viral transduction?

Hi, I'm transducing Ly1 and L363 cell lines using our standard protocol for retroviral transduction. The cells are successfully transduced as evidenced by GFP expression. However, after 4-5 days...

26 January 2021 4,071 3 View

Do you know non-feeding larval instars in insects?

Hi, I am looking for information about insects having a larval instar that does not feed at all. In other words, able to molt to the next instar without acquiring any nutrient. Does anyone know...

20 January 2021 9,387 19 View

Triggering feeding of beetles / how to make them hungry?

Hey, I am working with Psylliodes chrysocephala feeding on oilseed rape. In feeding trials I often have the problem that a huge portion of the beetles do not feed at all. In clip cages I observed...

19 January 2021 9,851 6 View

Did I dilute my supernatant too much so cytokines will be below the limit of detection on a Luminex assay?

I am performing an experiment analyzing the cytokine production of macrophages in response to viral infection. I recently harvested and cultured peritoneal macrophages from mice. I plated these...

17 January 2021 5,516 3 View

Which sampling techniques can be used for huge flying insects?

Tropidacris collaris is a grasshopper. Adults, which can reach more than 15 of length, are strong flyers and actually they resemble small birds or bats. Most of the time T. collaris is found in...

13 January 2021 3,735 5 View