Ardavan Farhadi

16 Questions 27 Answers 0 Followers

Questions related from Ardavan Farhadi

Is it possible to knowdown a specific gene during the embryonic development (before hatching) in fish or other aquatic animals?

I am thinking to investigate the roles of a specific gene during the embryonic development stages in a crab species. I was just wondering to ask about the possibility of gene knock-down or...

20 March 2020 4,039 3 View

An interesting project. Will you focus on other decapods as well? other decapods such as crayfish species?

Could you please let me know more about this project? subtitles? topics?

30 March 2018 7,881 0 View

Extraction of spermatophores from male crayfish?

Dose anyone know how to extract spermatophores from male crayfish?

29 January 2018 9,369 2 View

What kind of spermatophore possess penaeid shrimp?

In decapod crustaceans, spermatophores studied to date have been categorized into three different types. One type of spermatophore is pedunculate and is present in all anomurans except for a few...

04 December 2017 4,608 1 View

Dose anybody have some photos from below crab species?

Dose anybody have some photos from below crab species? I could not find. Potamon gedrosianum Potamon magnum Potamon mesopotamicum Potamon ruttneri Potamon strouhali Potamon...

20 September 2017 3,889 2 View

How can mimic the action of insulin-like androgenic gland hormone (AGH) in crustaceans?

Does anyone know which hormones or chemicals can mimic the action of androgenic gland hormone or have similar structure?

24 July 2016 2,145 2 View

What is the effect of 17β‐estradiol (E2) on fish reproductive efficiency?

It has been suggested that E2 can induce vitellogenesis and ovary development in fish. Can low levels of E2 increase reproductive efficiency e.g., egg number or egg quality in fish or crustacean?

13 February 2016 2,860 2 View

Is it possible to assay crustacean hyperglycemic hormone (CHH) using HPLC?

I want to assay CHH in hemolymph of crayfish samples. Which methods are better? Is it possible to do it using HPLC? help me guys. help pleaseeeeeee

27 July 2015 6,920 2 View

When does sex-reversal in crab or crayfish occur (pleopod egg or juvenile stage) or which time is the best time for manipulation of sex-reversal?

25 June 2015 7,102 5 View

For artificial shelters (reefs) which materials are more friendly or familiar with environment?

For artificial shelters (reefs) which materials (wood, concrete, plastic tube, pvc) are more friendly or familiar with environment? specially for crayfish.

01 February 2015 2,290 10 View

How I can investigate 17beta estradiol in crayfish?

How I can investigate 17beta estradiol in crayfish? Do you know the method of investigation 17beta estradio in auatic animal samples or crayfish?

31 December 2014 314 7 View

Does anybody have information on measuring stress responses on crustaceans during crowding stress?

I worked on effects of photoperiod and stocking density on Astacus leptodactylus. I found that glucose and lactate levels of crayfish reared under higher stocking densities are higher than those...

12 April 2014 9,422 14 View

Does anybody have some information about tail blister disease in crayfish?

04 December 2013 1,156 0 View

How to take hemolymph from very small cray fish?

16 July 2013 9,671 3 View

What is a suitable size for choosing a PVC tube as a shelter for 5 to 7 cm crayfish?

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15 July 2013 3,284 2 View

How I can investigate locomotor activity in cray fish?

25 June 2013 835 6 View