The scientific study of fungi.

learn more… | top users | synonyms (2)

1
vote
1answer
31 views

Advantage of cup-like shape of blood cells, spores?

Mold spores sometimes have the same shape as platelets in blood. If I were designing a spore it would probably be spherical. Is there any advantage to this cup-like shape? Maybe there is some ...
2
votes
1answer
34 views

Are there any fungi that can digest humic acids?

Humic acids are a complex group of organic substances, that are generally known to be hardly biodegradable. Fungi as agroup are known for breaking down complex organic matter like cellulose or lignin. ...
3
votes
1answer
54 views

Can oil be used instead of water in preparing wet mounts for microscopy?

Is there a reason that oil (e.g., vegetable or clear mineral) is not used to make wet mounts in microscopy? I am not referring to oil immersion technique but substituting oil for water in wet mounts ...
1
vote
0answers
14 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 ...
1
vote
2answers
29 views

Could alpha-numeric taxonomy of fungi make things simpler?

Please feel free to construe this question broadly--I don't see why the question would not apply to branches of biology other than mycology. If the goal of taxonomy is to create classification of ...
0
votes
0answers
22 views

Why not use CIE color scheme for descriptions of mold colonies?

Reading a mycology paper recently I noticed that the authors refer to Ridgeway nomenclature, which as I understand it entails 1115 colors with distinct names like 'Artemisia.' My question is, ...
0
votes
0answers
11 views

To visualise Mycosis, Mycogenic hypersensitivity and Mycotoxicoses?

I am trying to visualise these three things first mycosis second hypersensitivity (probably related to sepsis somehow) Mycotoxicoses (probably occur only in SIRS) I am having this figure in my ...
2
votes
1answer
20 views

Can SIRS occur without Sepsis from Infection?

I am thinking this figure It suggests me that there has to be Sepsis that infection can lead to SIRS. I am thinking particularly the pathogenesis of Cryptococcus neoformans where respiratory ...
1
vote
1answer
35 views

Can a fungus become resistant to a chemical such as Potassium Permanganate?

A friend used potassium permanganate solution to treat tinea on the hands/feet but after some initial success, the tinea seems to be making a comeback. Could the fungus develop resistance to potassium ...
1
vote
1answer
27 views

What are some of the known fungi with heat resistant spores

Are there any fungi whose spores can survive 100+ degrees for 15 minutes and grow in a sugar-deprived medium?
1
vote
0answers
26 views

Beetroot white skin mould

Does a mould make a beetroot poisonous or inedible ? Lemon's mould for instance, makes penicillin, but it's green there, and I'm allergic to penicillin, would the white mould produce penicillin too? ...
5
votes
4answers
111 views

Organisms as potential Bio-Weapons?

Question: Given that with genetic engineering we can customize organisms as bio-weapons. Which species have the most worrying potential to be weaponized for mass destruction? Background: ...
2
votes
0answers
14 views

Gliotoxin ingestion and actions needed [closed]

what are the "next day" actions that one has to take, when accidentally ingests contaminated drink/food from Aspergillus or Penicillium or Candida fungus? Is it feasible to take N-acetyl-L-cysteine ...
3
votes
0answers
62 views

Strange looking mushroom found in a dead tree

I'm trying to identify this mushroom my sister found at her campus' lawn. It is brown, looks somewhat like a turtle or a brain and is growing inside of a dead tree trunk. Geographically the campus is ...
4
votes
1answer
110 views

How does a fungus protect itself from digestion by other fungi?

If a fungus releases its digestive enzymes outside its body, how does it protect itself from digestion? How do fungi growing nearby protect themselves? I have tried searching this on google but ...
0
votes
0answers
29 views

How long have mushrooms of the genus Psilocybe been present in the Balkans (Eastern Europe)?

I and a friend of mine had a debate about Psilocybe genus mushrooms in the Balkans. He said that they were brought to the Balkans by people and that there were not any Psilocybe mushrooms there ...
7
votes
0answers
231 views

Yellow/Orange Fungus on Oak Tree

What is the fungus pictured below? The photo was taken October 6, 2013 near San Antonio, TX. I have Googled it and my results suggest Laetiporus root rot (Laetiporus sulfureus). According to this ...
5
votes
1answer
92 views

Puffball mushroom species ID?

Found this mushroom today. It's a kind of puffball mushroom and I think pestle puffball but I hope someone can confirm that/point me to other likely species. It was in Central Eastern Sweden ...
0
votes
1answer
36 views

diameter = dia? [closed]

"Conidiomata pycnidial, scattered on PDA, subglobose, up to 3 mm diam" What is the abbreviation for diameter? Is it dia? or diam? It is not provided here either
1
vote
1answer
85 views

Is this case Histoplasma capsulatum?

A 62­ year-­old male was admitted to the hospital complaining of shortness of breath. His chest X­-ray showed a rightsided cavitary lesions. His medical history indicated he had smoked one pack of ...
1
vote
1answer
74 views

Why are some fungi poisonous?

There are many poisonous fungi in nature. For example Amanita Phalloides. What reasons could a fungus need poison for? Some species, like venomous snakes, use poison to kill other species as prey. ...
2
votes
0answers
16 views

Effect of applying fungicide to a field

What would happen if we apply fungicide to a corn field , would the Net Energy Production increase or decrease ?
2
votes
1answer
56 views

Aside from cockroaches and other insects, which species (of all kinds) are 'immune' to ionizing radiation?

I have just been reading this excellent question and answer about cockroaches ability to withstand ionizing radiation. My question is an extension of that question: aside from insects, which other ...
0
votes
1answer
29 views

First genomic survey of human skin fungal diversity

"The researchers found that a single type of fungus, belonging to the genus Malassezia, is predominant on the head and trunk. Hands, which harbor a great diversity of bacteria, are home for relatively ...
2
votes
0answers
39 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, ...
4
votes
1answer
171 views

Zombie Ant Fungus?

Ophiocordyceps unilateralis is a parasitoidal fungus that alters the behavior of the infected. Source: Wiki page. How is the fungus able to alter the behavior of the infected to such specfic ...
3
votes
2answers
389 views

What kind of microscope should be used to view biological structures (such as spores) roughly 5 µm in length?

I would like to be able to identify genera of fungi based on the shape, size, and colour of spores. So the requirements are: Must be able to view a 5 micrometre object clearly with reasonable ...
1
vote
0answers
47 views

Black mold on years old soaked paper [closed]

Recently I bought a box of really old trading card game and unfortunately it has been soaked some time ago in the past. Some of the packages were fully damaged and the cards where covered with black ...
3
votes
1answer
101 views

An unexpected mushroom in my garden

My grandma is a great fan of mushrooms and knows quite a lot about them. About 10 years ago, she started throwing out mushroom remnants in one special place, in order to grow her own mushrooms. In ...
6
votes
1answer
167 views

Do all mushrooms have the same multicellular ancestor?

Do all mushrooms have the same multicellular ancestor? Did that ancestor feature common mushroom elements such as cap, stem, sporofore, vulva, bulb, etc.
3
votes
2answers
128 views

What is the species of these mushrooms?

The mushrooms are gilled with a light-brown cap. The stem is widened to the base. What species is it? Is it considered edible? They are found in mixed forest in Moscow, Russia. They grow in the ...
2
votes
1answer
75 views

How do parasitic fungi sense optimal fruiting conditions from inside the host?

Question is pretty straight forward. Are there generally any chemical cues?
2
votes
1answer
352 views

Is Aspergillus clavatus an unicellular organism?

I could not find the piece of information form Burton Human Parasitology -book and not by Google. Yeast is divided to two phylums: one of them is Ascomycota. Aspergillus clavatus belong to the given ...
7
votes
1answer
5k views

What is the difference between “dikaryotic” and “heterokaryotic” states in the sexual lifecyles of fungi?

Many fungi undergo a reproductive phase in which more than one genetically distinct nuclei (from 2 separate mating types) is present within the same cytoplasm. In the Ascomycota and Basidiomycota, ...
7
votes
1answer
324 views

How do fungi react to being grown in a tissue culture?

I know how plant cells and animal cells react to being cultured and grown this way, but what about mushrooms? Would they respond like plants, and result in embryos growing off the mass? Or does the ...
16
votes
2answers
235 views

How do fairy rings propagate?

It was somewhat new to me that mushrooms usually aren't individual organisms, but are merely the visible bodies of a bunch of fungi living in the soil. I know that mushrooms emit spores to reproduce, ...