Can aflatoxin be produced with absence of one or two of these genes omt , nor , apa, ver?

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How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,937 1 View

How can we differentiate between calcite, dolomite, siderite, magnesite and ankerite minerals in carbonatite rocks in thin section under op microscop?

How can we differentiate between calcite, dolomite, siderite, magnesite and ankerite minerals in carbonatite rocks in thin section under optical microscope?

07 August 2024 2,132 3 View

Binder for ZnO nanoparticles in graphite paste electrode?

I have been using paraffin, but the deposited ZnO still detach from electrode. What is the best binder to modify graphite paste electrode with ZnO nanoparticles?

03 August 2024 4,624 3 View

If the emission of all greenhouse gases is stopped now, will the temperature of the earth continue to rise?

Here's a serious question: If we were to stop emitting all greenhouse gases right now, would the Earth's temperature start to cool down, or would the existing greenhouse gases continue to warm the...

30 July 2024 5,123 4 View

What are the roles of both Monetry and Fiscal Policy coordination in optimising the Macroeconomic outcomes in the economy ?

These days policy coordination is becoming necesssary on different front. In India also it is the same case. Monetary and Fiscal policy interface is important in order to address the...

30 July 2024 2,104 6 View

Is CFI / TLI = 1 okay in Mplus?

Hi there, I did a CFA to 10 items on 2 latent variables. The model fit is too good and I've never seen it before. CFI / TLI = 1, RMSEA = 0. Is it okay, if everything else was done properly?...

24 July 2024 5,454 7 View

Wrong out put for gmx x2top?

Dear users, I would like to simulate a zeolite structure in gromacs. I got the .cif file from IZA expanded in one direction in Materials Studio and exported a .pdb file. However, when I want to...

24 July 2024 367 4 View

Is there a good macro photography kit for on-site metallurgical investigation?

I am looking to purchase a photography kit for onsite metallurgical investigations, such as capturing photos of worn areas, hot tears, cold tears etc. Could anyone suggest me a good...

22 July 2024 3,490 2 View

My question concerns MTT cell viability assay?

Despite not having cells in the media, I am getting purple color. I have tried many troubleshooting methods, varying media types, and even different MTTs from different companies to figure out the...

21 July 2024 9,914 1 View

Guidance needed for preparing the hydrogel samples for the XRD instrument?

I'm working with a hydrogel sample and I'd like to perform XRD analysis. Can anyone offer guidance on preparing the hydrogel for the XRD instrument? Specifically, I'm unsure about the best method...

20 July 2024 3,611 4 View

Is still the cryptococcus sp. considered as the top most critical priority pathogen?

In the year 2022 the WHO released a fungal priority pathogen list in which Cryptococcus neoformans being placed at the top most of critical priority pathogen. Is it still a threat to human...

10 June 2024 4,055 3 View

How to perform DNA extraction for Long read sequencing using QIAgen genomic buffer set kit from Aspergillus isolates?

Greetings everyone, I am currently tasked with conducting DNA extraction from Aspergillus isolates, utilizing the QIAgen genomic buffer set kit. Regrettably, not all the components outlined in the...

03 May 2024 4,985 0 View

Do you have any idea why I am getting these kind of chromatograms for my analytes (LC-MS/MS, mycotoxin, grains)?

I injected 28 mycotoxins individually and for 8 of them I did not get ant peaks and for 6 of them the peak shape is not good enough!

29 April 2024 3,641 5 View

BLAST sequence in plus/minus and plus/plus in reverse sequence when CRISPR is performed. Are they mutants?

We are performing CRISPR on a gene from a strain of Aspergillus niger and then sequencing the results by Sanger. When we compare the gene sequence with the resulting sequence we observe in the...

25 April 2024 6,159 0 View

Why the fermentation process of Aspergillus niger does not produce citric acid?

Hello, everyone. When I use CICC 40553 Aspergillus niger (strain introduction can produce citric acid) to ferment corn meal and glucose, the fermentation condition is 30 ℃, 200 rpm, and the...

29 March 2024 9,299 4 View

What is the normal disc size of aspergillus and trichoderma specie?

I have to inoculate 6 discs of Trichoderma and aspergillus species in Potato dextrose broth in order to make the cell pellets of them .How do I measure or know the size of fungi discs .

13 March 2024 991 3 View

Why does atoxigenic Aspergillus flavus AF36 not make aflatoxin?

Is one of the aflatoxin (afl) genes mutated/not expressed? If so, which one?

09 February 2024 2,465 4 View

Linear correlation between serum galactomannan and Aspergillus load?

Is there a direct relationship between the amount of galactomannan in the blood and the presence of Aspergillus in the lungs? In other words, does a higher level of galactomannan in the blood...

07 February 2024 9,725 0 View

Hello dear colleagues, what kind of research I can conduct on Aspergillus fumigatus isolates apart from genotyping?

05 February 2024 3,352 0 View

Is there a simple test or method to detect aflatoxin?

Peace be upon you all Due to the lack of capabilities at the university and the state, and the lack of any institutional support, and because of the student’s passion for learning and research, I...

29 December 2023 9,818 1 View