Do anybody have idea about the purple color surrounded the pustule in Stem Rust disease?

More Oadi Matny's questions See All

Any idea about this symptom on Oleander?

Any idea about this symptom on Oleander? Alternaria alternata was isolated from these symptom but in the pathogenicity test is not pathogenic on Oleander. Any suggestion or idea. Thanks

12 February 2018 4,226 8 View

From were i can get a high producer Aspergillus isolate of aflatoxin?

From where I can get a high producer Aspergillus isolate culture of aflatoxin for my research work?

27 September 2017 165 4 View

From were i can get a high producer Aspergillus isolate of aflatoxin?

From where I can get a high producer Aspergillus culture isolate of aflatoxin for my research work?

27 September 2017 198 4 View

It is possible for a partial resistance in barley smut diseases?

I have seen many of partial infected spikes of barley with smut disease on the field, as i know smut diseases is systematic infected the plant, is the any strategist diffidence in the plant can...

06 August 2017 3,726 4 View

Any idea about break dormancy in a wild-type seed?

I have a wild type of tomato and i have trouble with germination, can anyone give suggestion to improve germination. Thanks

15 December 2016 6,798 10 View

Anyone know a free software to do the consensus sequence?

I have to submit my sequencing to the gene bank and the ask me to have my sequence as a consensus sequence, Do anyone know what software can i use? Are there a free online software?

27 October 2016 6,612 4 View

Can anybody identify this kind of mushroom and what is its effects on the trees ? I found this shelf mushroom of a tree near the lake.

Read 17 answers by scientists with 1 recommendation from their colleagues to the question asked by Oadi Matny on Sep 9, 2016

08 September 2016 4,771 16 View

What kind of mushroom can do this shape?

I found this kind of mushroom in my garden, its have any effects on the grass? It is poison fungal?

08 September 2016 4,603 4 View

What is this species of this fungus ?

what is this species of this fungus fruit body

18 August 2016 1,269 23 View

What is this disease on apple fruit?

I found this infection on apple tree, can anyone specify the causal agent,

14 August 2016 6,114 14 View

Is an invitation to join the editorial board of Clinical Cardiology Updates a scam?

I received an e-mail invitation to join the editorial board of Clinical Cardiology Updates. While I have published a few articles related to cardiovascular disease, there are lots of colleagues...

06 August 2024 8,981 8 View

How do soil microflora interact with plant roots and influence plant nutrition, health, and productivity?

06 August 2024 9,618 3 View

In the situation below, can I apply braun and Clark thematic analysis?

I have a theoretical framework for preparing a interview guide to assess the unmet care needs of a sub population of chronically ill patients and their caregivers(dyadic interviews).

04 August 2024 8,798 7 View

How do soil microbes affect plant health and productivity and how do plants interact with soil microorganisms and contribute to soil fertility?

31 July 2024 5,087 4 View

What is the role of decomposers in the cycling of matter in the biosphere and role do soil microbes play in plant nutrition availability and uptake?

31 July 2024 7,921 5 View

How microorganisms are important for maintaining of healthy soil and biodiversity and microorganisms and plant roots contribute to soil formation?

31 July 2024 8,939 5 View

How are aPTT and PT values reduced after hemodialysis compared to before dialysis value in patients with chronic kidney disease?

I am conducting my research regarding blood coagulation in patients with CKD. I observed a reduction in post hemodialysis aPTT and PT values compared to pre hemodialysis values. But most of...

30 July 2024 3,467 0 View

How can biogenic synthesis techniques be applied to develop plants capable of extracting and processing heavy metals from contaminated soil, and wha?

Understand how to utilize biosynthesis to develop natural and sustainable solutions to address heavy metal pollution and improve environmental and agricultural conditions.

26 July 2024 1,469 1 View

What is the best way to drop a plasmid?

Please address the best way to drop a plasmid. Background: I have a "bait" plasmid resistant to kanamycin and a "prey" plasmid resistant to carbenicillin. After many rounds of streaking on...

25 July 2024 2,532 3 View

Can I separate xylene from paraffin after deparaffinization of microtome samples and reuse the xylene?

...

24 July 2024 1,559 1 View

Oadi Matny

Thanks Hao

Kara May Barry

Hi Oadi,

Could be an anthocyanin like the delphinidins which are purple. I studied a purple "reaction zone" in eucalyptus wood which was dominated by hydrolyzable tannins, although we could never work out what was responsible for the purple. However when iron is marked on the fresh wood the colour changed to purple. See publications below.

Cheers, Karen

Article Properties of reaction zones associated with decay from prun...

Article Identification of hydrolysable tannins in the reaction zone ...

Alessandra Ricelli

I can not say anything without seeing a picture, but maybe you could also consider the idea that it is an infection caused by Fusarium.

best regards