What do you think about this spiral swimming?

In our VNN Vaccine project in Sturgeon fish, we observed a new style of Spiral swimming in our young sturgeon fish as sporadic affected cases. After some days in this behaviour of swimming,...

10 November 2018 8,099 1 View

What about relation of Microscopic damages of Viral Nervous Necrosis (VNN) in Brain and Retina in affected fish??

As you know vacoulation in CNS would be a typical lesion in VNN disease that was appeared more in adult affected fish.

10 November 2017 2,946 4 View

Which condition should be considered in Viral Nervous Necrosis (VNN) challenge?

One of my friends in Malaysia have tried 3 times challenged on their Grouper and Sea Bass fish with local NNV isolates, and all failed, meaning the fish did not die or show any clinical signs, but...

10 November 2017 8,950 2 View

Which lesion in infected fish could be Pathognomonic in Viral Nervous Necrosis (VNN)?

Pathognomonic (often misspelled as pathognomic and sometimes as pathomnemonic) is a term, often used in medicine, that means characteristic for a particular disease. A pathognomonic sign is a...

04 May 2015 5,560 0 View

JOT & JIT differences

06 July 2014 8,905 0 View

Is anyone interested in a collaborative research project on Viral Nervous Necrosis (VNN)?

I am a Researcher and Scientific board member from Iranian fisheries Research Organization (IFRO), Iran, with 10 years experience and research interests in Viral Nervous Necrosis (VNN) in Caspian...

01 February 2014 9,135 2 View

Is anyone working on moribund fish that affected by Viral Nervous Necrosis (VNN) based on Scales and Autolite microstructure analysis?

We are working on moribund fish that affected by Viral Nervous Necrosis (VNN) based on Scales and Autolite microstructure analysis of Caspian Sea in North of Iran, and I would like to compare our...

01 February 2014 1,143 2 View

Nutrition software - can anyone help?

Anyone know about new software about nutrition of rainbow trout in raceway system?

10 November 2013 9,983 0 View

Can anyone recommend a protocol for interpretation of obtained Optical Density (OD)s in ELISA?

We obtained OD of 400 samples from vaccinated fish and control groups. How can we recognize immunity levels in examined fish?

09 October 2013 1,021 4 View

IgM titration in Rainbow trout

Which serology method is the applied way for IgM titration in fish vaccinated groups?

07 August 2013 5,683 2 View

Binary Logistic Generalized Linear Mixed model in SPSS. Is it doable?

I want to analyses the proportion of swimming sperm of three species of fish in two salinities. To analyse the proportion of swimming sperm in a Generalized Linear Model, I would use a Binary...

03 March 2021 2,297 3 View

Good morning research fellows, Has anyone worked with senna alata plant extract on any kind of fish?

Literatures on the piscicidal effect of sennaa alata is scanty. if you have any related litrature either in the bark, leaves or roots used as treatment to any aquatic organism please kindly help...

28 February 2021 9,138 2 View

How long do vaccines protect us against COVID 19?

Or will we have to get vaccinated every year, as in the case of influenza?

27 February 2021 1,048 5 View

Experimental Design: How deal with pseudreplicates with immunological and clinical-chemical paramaeters?

Hello everybody, I am investigating the influence of a toxinon various clinical-chemical and haematological parameters in fish. I have three treatments (control, low dose, high dose) in my...

24 February 2021 1,243 1 View

Hi i want to ask that in order to find out LC 50 (96 hours) of particular toxin for fish. Should we keep the animals with food or without food?

if we expose the fish after acclimatization to particular toxin in order to find out LC 50 (96 hours).Should we keep the fish off feed or with feed for that duration. Some literature show that...

24 February 2021 357 2 View

Measuring Total immunoglobulin whole-body of fish larvae?

Hi Dear All, I prepared the extract of fish larvae whole body with PBS. Then protein concentration of the whole-body extraction samples determined by the Folin-Ceiocalteu-Phenol method (Lowry...

17 February 2021 1,971 3 View

What is the identity of additional bands found during fish gut microbiome 16S V4 PCR amplification?

Hi, I am carrying out test PCRs for 16S amplicon sequencing on Illumina MiSeq. I am using standard V4 primers: 515F/806R. The aim is to profile the microbiome of fish guts under different...

16 February 2021 5,668 6 View

Is this the fragment of a sauropod tooth?

Dear colleagues. Fragments of this species are very rare from a terrestrial Lower Cretaceous locality from Germany. Up to now from this locality sauropods could not be proved with certainty. Other...

14 February 2021 2,310 1 View

Theoretical computer virology ? is still alive ?

HI Everyone! I am asking to know by you, expert in cybersecurity and mathematics, if Computer virology (the one of Cohen and Andler) is still an active field of research. That research made in...

08 February 2021 7,613 6 View

Problem to dissolve 50%wt Glycerol in 4%wt PVOH 28-99 ??

Hello everyone, I am trying to prepare a solution out of PVA(Polyvinyl alcohol)_Glycerol_Wasser . (4% PVA 28-99 and 50% Glycerin) To prepare this solution I first add PVA to 80degree water and...

06 February 2021 2,300 3 View