#yeasts

2026-02-23

New publication: #Genomic insights into #adaptative #traits of phyllosphere #yeasts.
doi.org/10.1186/s40793-025-008

Figure 2 Gouka (2026): Phylogenetic tree and inter-and intra-species variation of 96 wheat phyllosphere yeasts. (A) Maximum likelihood phylogeny based on 758 BUSCO single-copy genes of the whole yeast genomes. Genome statistics are shown for BUSCO, genome size (in Mb; orange), and GC content (in %; purple). Color stripes highlight low to higher values, ranging from light to dark color codes. (B) Heatmap of clustered log-transformed orthogroup gene counts. Yeast genera color coded based on taxonomy follows the same order as presented in the taxonomy legend. Stacked bar plot (right) indicates the number of orthogroups with gene counts.
Paul HouleUP8
2025-09-05
2025-04-22

A citizen science project to characterize sourdough starters based on aroma, time to rise, height of rise and appearance and to see how these factors vary depending on geographic location and flour type: robdunnlab.com/projects/wildso

Professional science: elifesciences.org/articles/616

#yeast #yeasts #sourdough #bread #panning #fermentation #homeMade #DIY #cooking #bakery #joy

2025-03-08

Here’s waving at you! Temporary airlock on just pressed apple juice starting its wild fermentation. SV Kingston Black.

Barrel of cider with inflated surgical glove as airlock
2024-08-29

Aerobic fermentation (Evolution 🧬)

Aerobic fermentation or aerobic glycolysis is a metabolic process by which cells metabolize sugars via fermentation in the presence of oxygen and occurs through the repression of normal respiratory metabolism. Preference of aerobic fermentation over aerobic respiration is referred to as the Crabtree effect in yeast, and is part of the Warburg effect in t...

en.wikipedia.org/wiki/Aerobic_

#AerobicFermentation #Yeasts #Evolution #Metabolism

Vanda Lerer, PhDdrlerer
2024-08-06

Dive into the intriguing phenomenon of dimorphic fungi with my latest video! 🍄
Learn about the unique ability of these fungi to switch between different forms and the factors driving this transformation. 🦠

👉🏻 Enjoy the video? Then 👍🏻 and subscribe to my channel. Your support motivates me to create more Fungal content!

youtu.be/zhHqcs5Ctg4?si=ch1yTG

Lukas VFN 🇪🇺animalculum@scholar.social
2024-07-09

How #microbes produce the delicious flavour of chocolate fems-microbiology.org/femsmicr

Prof. Rosane Freitas Schwan: "The microbial #fermentation process of #cocoa beans successively involves a wide range of #yeasts, lactic acid & acetic acid #bacteria. The pulp is rich in citric acid but low in oxygen; conditions that favour the initial colonization by #yeasts. The abundant diversity of yeasts involved in cocoa fermentation is a true testament to the complexity and richness of this process."

Cocoa pods of different colors
:awesome:🐦‍🔥nemo™🐦‍⬛ 🇺🇦🍉nemo@mas.to
2024-05-13
Patrick Johanneson 🚀 🇨🇦pjohanneson@mstdn.ca
2024-05-10

Never know what'll catch your eye when your office is in a university library.
#photography #library #ReptileSurgery #yeasts

A book titled "Reptile Medicine and Surgery"Two books, side by side on the shelf, both titled "The Yeasts: A Taxonomic Study"
2024-02-27

New #MysteryFungi Species Spark Disease Warning

Story by Jess Thomson, February 26, 2024

Several new species of fungus have been found lurking in waterways, and they might be harmful to humans.

The new species were discovered in the sediment of riverbeds across #Spain. Many are closely related to species of #pathogenic fungi that cause infection in humans, according to a new paper in the Journal of Fungi.

The paper notes that these types of fungus that grow in the sediment of riverbeds have not been very thoroughly studied in the past. During periods of #drought they could become airborne and infect humans and animals.

"When sediments are exposed to air, these fungi may begin to produce many spores that disperse in search of a more suitable environment, and it is during this dispersion that they can interact with humans and animals," study author Josepa Gené, a researcher at the Universitat Rovira i Virgili in Spain, said in a statement.

"The infections tend to affect only the most vulnerable population and are not transmitted between humans," Gené said. "Rather, they are the result of some form of injury, among other routes of inoculation."

These fungi may also be able to infect animals and humans that swim in the rivers where they are living.

"Other fungi are opportunistic pathogens of mammals, cold-blooded animals, and other creatures, which can cause mild and serious infections, not only in animals that live in the aquatic environment but also to those that they pass through it, like us when we have a swim in a river," Gené explained.

The new species of fungus fall into the category of ascomycetes, which include #yeasts like Saccharomyces cerevisiae (used in baking and brewing), filamentous fungi like #Penicillium (which produces the antibiotic penicillin), and various plant pathogens such as the powdery #mildews and #ergot fungi.

"Among their unique characteristics, fungi feed on organic matter by decomposing it, rather than ingesting it like animals do, or absorbing nutrients through roots, as plants do," Rodney Rohde, a Regents' professor of clinical laboratory science at Texas State University, told Newsweek. "Unlike bacteria, which have simple prokaryotic cells, or cells without a true nucleus, fungi have complex eukaryotic cells, which do have a nucleus surrounded by a membrane-like animals and plants.

"In the multi-level taxonomy, or naming system, that biologists use to classify lifeforms, fungi are in their own kingdom under the domain of Eukarya. Since fungi are eukaryotic-like human cells, antibiotics are not effective and we must rely on anti-fungal medications."

The research and a further investigation could help biologists understand the potential threat posed by these fungi, and identify more like them in different environments.

"These findings allow us not only to complete our understanding of the evolution of fungi but also to determine if some of these microorganisms may be a threat to our health," Gené said. "The research has just begun but the more information we accumulate in this regard, the more able we will be to determine, for example, if there is greater potential risk in a particular area and if access to some areas needs to be controlled."

The researchers plan to investigate the fungi in the lab to see how they operate and grow at human body temperature, thus determining their pathogenic potential. This will show how likely it is that the fungus could infect people during periods of drought.

"The thing is that we have a greater understanding of them now, so we can consider establishing environmental control measures. But, before we do, there is still a lot of work to be done," Gené said.

msn.com/en-us/news/technology/

#ClimateChange #Fungi #ExtremeDrought

2023-11-23

Aerobic fermentation (Evolution 🧬)

Aerobic fermentation or aerobic glycolysis is a metabolic process by which cells metabolize sugars via fermentation in the presence of oxygen and occurs through the repression of normal respiratory metabolism. Preference of aerobic fermentation over aerobic respiration is referred to as the Crabtree effect in yeast, and is part of the Warburg effect in t...

en.wikipedia.org/wiki/Aerobic_

#AerobicFermentation #Yeasts #Evolution #Metabolism

2023-09-01

"#Aliens? #Vegetables? Nope, vegetable and #animal bridge #mushrooms. They're the myxomycetes, and they can move and hunt for prey or look for the best environment for them. They are born from spores, like mushrooms.
#Myxomycetes move like huge #amoebas, like pulsating masses; their movements seem to be dependent on microfibrils that remember the fibers of the muscles. These "blobs′′ crawl (at a speed of 1 cm per hour) #phagocusing #bacteria, #algae, #yeasts, #protozoa and other #organic material as they go; they digest them and expel the remains outside. Not randomly, mixomycetes proliferate where there are plenty of prey - on decomposing logs or on carpets of dead, wet leaves. And so they're often found in the #woods, #yellow, #purple, #blue, #red, thanks to the #pigments they contain.

#CrittersOfMastodon

2023-06-03

Aggregation of Living Things, 20230602. Coloured pen on 130gsm White Cartridge Paper. On June the first, I made, decanted or bred a range of fermented and cultured substances. I hope the fear of explosion will allow my limbic system to schedule the appropriate maintenance and nurturing. #drawing #art #fermentation #yeasts

A selection of jars, mostly labelled, drawn in magenta and cyan.

From left to right: a small jar of sourdough 'mother'; a large jar of sauerkraut; a coffee jar of water kefir; a small jar of viili; a slightly larger jar of milk kefir; a kombucha SCOBY.
Petra van CronenburgNatureMC@mastodon.online
2022-11-27

After an afternoon of work in the icy #museum (a "frost-free" #farm from the 17th century), I need #warmth from the inside, especially since I also had heat only since today. During the production of the new #podcast episode, I made the described #sourdough with "dirty #apple". It has risen nicely and is now to somehow become a #flatbread in the oven. Listen to the way of working with wild #yeasts, #fungi and #bacteria in #Alsace: podcasts.apple.com/us/podcast/ #biodiversity #soil #soilhealth

Petra van CronenburgNatureMC@mastodon.online
2022-11-25

My old #sourdough Mme Hoppla exploded (I tell the story in my #podcast). How could I name this new #creature housing single-celled #fungi and #lactobacilli, wild #yeasts and good #bacteria from #soil? In my new podcast ep I intervied one of these bacteria! And you will learn that your body is made of quite much non-human stuff. Subscribe #NatureMatchCuts and listen ▶️ naturematchcuts.net #FungiFriday #ReconnectWithNature #KinWithNature #moreThanHuman #biodiversity #soilhealth #naturewriter

Sourdough starter made with "dirty" apples.
Scientific Frontlinesflorg
2022-07-27

People have taken advantage of copper’s properties since 2400 B.C. to treat and prevent infections and . It has been proven effective for inactivating , , , and when they are directly in contact with the metal

sflorg.com/2022/07/nt07272201.

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