The scientific study of fungi.

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What is effectiveness of methyl-alcohol as sporicide?

Methyl-alcohol is the weakest alcohol in terms of bactericidal properties. However, I have read that it also works as sporicide. What is the effectiveness of methyl-alcohol in killing the spores of ...
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102 views

The ring formation of ringworm

I know ringworm is caused by a fungus on the skin, nails or scalp but what causes the rash to form as a ring instead of like a normal spread out rash?
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27 views

How do I test if microbes have survived after dehydration?

I have a solution containing various bacteria and fungi. My aim is to place solution on filter paper, and wait until it dries. I then wish to test if the organisms have survived, either on the dried ...
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59 views

What Chemical Trigger Causes Ectomycorrhiza To Change From Asexual To Sexual?

I want to know the trigger behind the change of asexual to sexual ectomycorrhiza when symbiosis with a tree root is formed. As ectomycorrhiza attaches itself to a root, it forms a relationship wherein ...
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60 views

How Many Generation We can Run a Mycelium of Pleurotus ostreatus/Pearl Oyster?

I am able to grow mycelium successfully on the spent coffee grounds. And mycelium is successfully fruiting once/twice on the same substrate. I am cloning by taking mycelium from the existing one (...
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101 views

What is this red liquid produced by a fungal colony?

In a jar, where I had some orchid plants, a fungi start growing few days ago. I removed the plants and let the fungi to expand and grow more. After some days, red drops started to appear on the ...
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26 views

white and brown mushrooms. same species but…?

On Cooking SE and Wikipedia we wonder if someone can claify: Are white vs brown immature fruiting bodies of Agaricus bisporus different stages of development like many kinds of fruit change color as ...
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152 views

Why is Pilobolus phototropic?

Pilobolus is a fungal genus whose fruiting bodies consist of a stalk ending in a spore mass that is launched via turgor pressure to disperse the spores. The fruiting bodies grow towards light, which ...
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39 views

Why can't there be fructification of mycelium in submerged culture?

I am very new at this. I am wondering why fed batch cultures produce a lot of mycelia but no fruit. I thought the more mycelia you had, the greater chance of it forming a fruit body. I am refering to ...
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46 views

Endophytic Xylariaceae: diversity and taxonomy inferred from rDNA sequence analyses

"Thailand is considered as one of the areas containing a high percentage of unknown taxa of Xylariaceae (Rogers 2000). In Thailand, several studies on endophytic fungi have been documented, namely, ...
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10 views

Toxicity of Zinc to fungi

Good day, I would like to know what are the mechanisms and overall effects of Zinc on fungi. I know that C.Albicans is susceptible to Zinc deprivation and Zinc-infused paint is also used to repel ...
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152 views

Can dermatophytes (toenail fungus) survive without oxygen?

I read that fungi in general can switch to alcohol fermentation in the absence of oxygen (https://en.wikipedia.org/wiki/Anaerobic_organism). How about dermatophytes ? (https://en.wikipedia.org/wiki/...
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35 views

Requirements for soil sample transportation over long distance

I need to collected soil sample from agricultural area far away from my lab. It would required about a week for the sample to arrive to lab. I need the soil sample for genomic DNA isolation (...
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21 views

Which anti-fungal compounds effective against Grosmannia clavigera?

Grosmannia clavigera ("Blue Stain Fungus") is the fungus introduced by Dendroctonus ponderosae ("Mountain Pine Beetle") when they infest their host (several species of Pinus). Are there any known ...
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22 views

phosphorous availability to mycorrhizae and parent plant, timing - paper search

I'm researching (for my work) phosphorous uptake in monocots to develop planting mixes for riparian planting. I recently saw a paper suggesting (the author lacked proof) that root zone mycorrhizae ...
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3 views

Why does fumonisin toxicosis cause leukoencephalomalacia in horses, but not other species?

Fumonisin B1, a toxin produced by various Fusarium mould species, is well established as the aetiology of equine leukoencephalomalacia. As a result the disease is also commonly known as "mouldy corn ...
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15 views

What proteins are required to synthesize gyromitrin?

This is something I was interested in, from reading about false morels that produce gyromitrin which is hydrolyzed to form monomethylhydrazine. I was wondering about the biological process that ...
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43 views

Is this bacteria or fungi?

I've been growing bacteria on an agar plate and after putting the dishes in the incubator, this is what I saw. I'm new to bacteria identification, and is this just contamination by fungi or is this ...
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27 views

Alternative to Sterilizing Under Pressure

I want to grow mycelium in agar, and all the resources I have found say to sterilize the agar under 15 psi, but I do not have the necessary equipment to sterilize the agar under pressure. Is there an ...
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42 views

What happens to the mold spores we inhale?

What happens to the mold spores we inhale? I'm guessing when we exhale, many of them are expelled back out to the environment. But given that disease can be caused by mold exposure, I'm also ...