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This mold (Penicillium digitatum) typically infects citrus fruits. The infection normally begins when a mold spore lands on tiny wounds or damaged areas of the citrus peel. The spore then germinates and starts developing a mycelium (a network of microscopic filaments), which rapidly colonizes the fruit, feeding on its tissues until it eventually covers almost the entire surface of the fruit. . Interestingly, the mold eventually becomes both white and green. The white areas represent the actively growing mycelium. As the mold matures, it produces enormous numbers of microscopic spores (conidia) at the tips of specialized structures of the mycelium. These spores are green, making part of the mold green. . What I find incredibly amazing is that a single infected citrus fruit, like the lemon in this video, can produce up to 2 billion mold spores! Each of these spores can be easily carried through the air and infect other citrus fruits. . You can find more information about Penicillium digitatum and the number of spores it produces in this scientific paper: Molecules 2014, 19(8), 12500–12508 . By the way, some Penicillium mold species produce the antibiotic Penicillin. Thanks to Penicillium molds, antibiotics were discovered in 1928 (Alexander Fleming). . Biology is amazing! . For this video I used a Zeiss Stemi 305 stereoscope and an Olympus BX41 microscope at up to 1000X magnification. #penicillium #penicilliumdigitatum #mold #microscopy
Enterobius vermicularis🔬 #microbiology #parasitology #microscopy #microscope #enterobiusvermicularis
The final flip. 👀🔬 After staining my embryoid bodies for germ-layer markers, here’s the Alexa 488 green channel under confocal microscopy. ✨ Microscopy is all about patience One week of work and finally seeing the signal! Inspired by @phdshre Your turn! 👇 Send me a GIF of your latest microscopic image! Part 2 of my previous Reel. iPSCs, stem cell research, organoids, immunocytochemistry, confocal microscopy, fluorescence microscopy, germ layer markers, cell culture, neuroscience research, life science research, laboratory research.
"Organ-Unique Architecture" HE-stained images of rat heart, liver, kidney, pancreas. All of them were captured in my biomedical research. Take a look at the unique and beautiful structure of each tissue! Still images are on my feed (@kentmochizuki ) 心臓・肝臓・腎臓・膵臓のHE染色切片像です (ラットを対象とした自身の医学研究で撮影)。臓器ごとに特有の組織構造をもちます。 静止画はフィード欄に。 Thickness: 3μm 🔬: Olympus, BX51 Image size: 〜0.4mm × 0.4mm #HEstain #Microscopy #HE染色 #顕微鏡 #STEAM
Get lost in the unexpected beauty of a developing zebrafish eye. These incredible 3D images are possible thanks to Eric Betzig — #HHMIInvestigator & Senior Fellow at our Janelia Research Campus — who developed a microscopy technique combining two imaging approaches, including one used by astronomers to provide clear views of distant celestial objects.
Lichens are formed by fungi and algae (or cyanobacteria in some cases) that associate with each other forming a mutualistic symbiotic relationship. This association creates a physical connection between very different organisms in which both of them benefit from each other. . The fungus is great at absorbing water and minerals from the environment. The alga is great at producing food from scratch by photosynthesis, but it needs water and minerals. So the fungus provides water and minerals for the alga, and the alga provides food for the fungus. Perfect partnership! . In the first part of the video you can see the fungi and the algae within a little piece of lichen. In the second part of the video you can see the microscopic organization of a lichen cross-section from top to bottom: Upper cortex: A dense layer of fungal hyphae that protects the lichen from drying out and damage in general. Photobiont layer: This is where the algal cells live. This is where photosynthesis happens, producing food that is shared with the fungus. Medulla: Network of fungal hyphae that makes up most of the lichen. This part of the lichen is very good at retaining water and dissolved minerals, which are shared with the algae. Lower cortex: Another dense fungal layer that provides protection and helps attach the lichen to the surface it is growing on. . For this video I used an Olympus BX41 microscope at up to 1000X magnification. #lichens #microscopy #microscope
Cryogenic Scanning Electron Microscopy (cryoSEM) is a cool ❄️ way to image biological samples in their natural, hydrated state. Usually a wet sample would be a big NO for electron microscopy, but here I’m freezing them in liquid nitrogen and using a special cooled stage to keep them in a hydrated state, even under vacuum at 10^-6 mbar! CryoEM takes advantage of the fact that if water freezes fast enough and cold enough, the ice that forms is actually not crystalline! It’s amorphous, in a state called vitreous ice. When kept below -160C, the ice doesn’t evaporate in the vacuum or expand to break apart biological structures like crystalline ice does (think of a time you forgot a water bottle in the freezer..) so the cells and other biological structures remain in tact. This is important so we can get more accurate images in the microscope! Microscope: Thermo Fisher Helios CX Dual Beam FIB-SEM with Quorum cryo stage Location: Duke University, Shared Materials Instrumentation Facility Microscopy, women in stem, science, engineering #stemjobs #womeninstem #electronmicroscopy
You’ll NEVER look at your morning cereal the same way again... 😳🥛 We took a closer look at a simple drop of milk and zoomed all the way from 100x to an insane 450x magnification! What looks like an infinite sea of perfect little bubbles is actually millions of liquid fat globules suspended in water. This tight structure scattering light is the exact reason why milk looks completely white to the naked eye! 🤯✨ #😍❤️‍🩹✨___sukoon___🖇️💝😍 #biology #view #microscopy #beauty
👀 Wanna know who this is? Read below👇 This is *Aspergillus flavus*- a filamentous fungal species commonly found in soil, crop residues, stored grains, nuts, and many agricultural environments. In this video, I show its characteristic colony morphology on agar, microscopic structures, and a slide preparation for a closer look at its conidiophores and spores. 🔬 Why am I confident that this is *Aspergillus flavus*? The identity of this isolate has already been confirmed by professionals experienced in fungal identification. This video is therefore intended to demonstrate the characteristic morphological features of a confirmed *A. flavus* isolate. Why does it matter? *Aspergillus flavus* is one of the most important fungi in food and agricultural systems. Certain strains can produce aflatoxins — toxic secondary metabolites that contaminate crops such as maize, peanuts, and other stored foods, posing serious risks to food safety, animal health, and human health. But not all *A. flavus* strains produce toxins. Understanding and identifying this species is essential for monitoring crop health, improving food safety, and developing effective management strategies. From a tiny colony on a Petri plate to intricate microscopic structures, fungi continue to reveal an incredible world hidden from the naked eye. 🍄🔬 #mycology #microbiology #microscopy #fungi #plantpathology
Ever wondered what keeps cancer cells alive in a lab? 🧪✨ ​That bright pink liquid isn’t just for show, it’s specialized cell culture media like DMEM or RPMI 1640, essentially a high-nutrient "soup" tailored for growing cells outside the body! ​What's inside the liquid? ▪️ Glucose & Amino Acids: Provide energy and building blocks so cells can divide. ▪️ Phenol Red: A pH indicator! Bright pink means fresh media, but as the cells eat and excrete waste, it turns yellow—letting us know it’s time for a refill. ​Once fed, these cells head right back into a 37 degree Celsius incubator to keep growing for cancer research. 🧫🔬 ​#cancerresearch #cellculture #biology #microscopy #lablife
People thought this would be impossible to build. With only 2 in the entire world, the laser phase plate enhances cryo-electron microscopy so scientists can see details in human cells never seen before. These details can’t be seen by current tools, including structures that may hold the key to understanding how diseases start and how to stop them. The concept was originally proposed by @BerkeleyLab @UCBerkeleyOfficial physicists Holger Müller and Robert Glaeser more than 15 years ago. Today, it’s a reality. This is the start of a whole new era of biological imaging. #science #imaging #cryoEM #microscopy #biology
Scientists and doctors can observe blood flowing through the tiny blood vessels that supply nerves using advanced imaging techniques such as: Intravital microscopy (used mainly in research) Laser Doppler flowmetry Optical coherence tomography (OCT) for some tissues Ultrasound Doppler for larger blood vessels near nerves It's important to note that blood does not flow inside the nerve fibers themselves. Instead, it flows through tiny blood vessels (capillaries) surrounding and nourishing the nerves, delivering oxygen and nutrients while removing waste. Without this blood supply, nerves cannot function properly and may become damaged. DM For Credit/Removal.. #HealthEducation #MedicalFacts #PreventiveHealth #cjp #EvidenceBasedMedicine
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