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A paralysed man has been able to walk again after a pioneering therapy that involved transplanting cells from his nasal cavity into his spinal cord. Darek Fidyka, 40, from Poland, was paralysed after being stabbed repeatedly in the back in the 2010 attac
studyrelief: Day 8/100, #100HappyDays : We started a new topic (Probability) and we confirmed our math internal assessment topic. We also worked on cell respiration again in biology and I’m starting to get the hang of it !
Wtf gross
jtotheizzoe: via staceythinx: Biologically inspired work by Shoshanah Dubiner Van Gogh viruses and psychedelic cells … oh my!
scienceisbeauty: Computer simulated image showing synthetic pyramidal neurons, of optimised size, shape and connectivity, that are indistinguishable from those found in the real biological brain. Pyramidal cells are so-called as they have a pyramid-shape
The next frontier in 3-D printing: Human organs
Proteins are the basic material for building cells. The name “proteins” (from Greek - Protos - the first, most important) more accurately reflects the primary biological importance of this class of substances. Proteins are made up of a small
roboticdreams: mecto—amorous: robots who are really bad at math and when people are like “shouldnt you be good at math since you’re a computer” and the robot is just like “shouldnt you be an expert in biology since you’re made of cells”
mucholderthen: Stress Granules Microphotography by ~lady-alessandra Stress granules are ribonucleoprotein structures that form in cell cytoplasm under stress conditions. Their function is still not completely clear, but it is known that stress response
medicalschool: The epithelium of the small intestine is the fastest self-renewing tissue in mammals. At the bottom of each villus is a narrow tubular structure, called the crypt (orange), where multi-potent stem cells reside. These cells divide daily,
ucsdhealthsciences: HeLa cells, false-colored. Image courtesy of Thomas Deerinck, NCMIR A legacy unlacking On January 29, 1951, a poor, uneducated African-American mother of five named Henrietta Lacks went to Johns Hopkins Hospital with a troubling knot
mucholderthen: Gary Carlson Medical and Biological Illustration[website] OSTEOCLAST ACTIVITY Osteoclasts remove excess bone by etching away at the bone surface. When they become overactive, osteoporosis may occur. [source] ADIPOGENESISAdipocytes,
reclaimingthelatinatag: SAMANTHA MARQUEZ, 16-year old Award Winning Scientist and Innovator At the age of 12, Samantha Marquez developed a hollow structure of cells she named Celloidosomes, which has “applications in Tissue Engineering, Bioengineering,
currentsinbiology: Steering Stem Cells with Magnets Magnets could be a tool for directing stem cells’ healing powers to treat conditions such as heart disease or vascular disease. By feeding stem cells tiny particles made of iron oxide, scientists
biocanvas: Slowed by SUMO: Sperm from Drosophila melanogaster Fertilization of an egg by sperm seems just about impossible from a sperm’s perspective. There are chemical, mechanical, and physical obstacles that try to ensure only one sperm can fertilize
biocanvas: Bread and Birth: Rhizopus stolonifer, black bread mold Sure, black bread mold (Rhizopus stolonifer) is pretty gross. In this micrograph, Rhizopus stores thousands of spores in balls called sporangia located at the ends of long stalks.
currentsinbiology: Bacteria use lethal cytotoxins to evade antibiotic treatment Bacterial tolerance is not just due to resistance, but also to the formation of persistent cells that have gone into a dormant state where they are no longer sensitive to
science-junkie: Miniature kidney grown in a dish Australian researchers have grown a rudimentary kidney in the laboratory from human stem cells, an advance they say could lead to better ways of treating renal disease and testing drug safety. Professor
tedx: Beware of The Blob! In this talk from TEDxToulouse, biologist Audrey Dussutour uncovers the mystery of myxomycota — a.k.a. le blob — the fascinating blob organism whose unicellular structure betrays a surprising personality. Learn more about
post-mitotic: microscopic bone marrow transplant — hematopoietic stem cells (the immortal source of both red and white blood cells) poised in a syringe for transplant colored SEM composite image credit: Steve Gschmeissner
currentsinbiology: A cluster of neural cells derived from human embryonic stem cells in the lab of University of Wisconsin-Madison stem cell researcher and neurodevelopmental biologist Su-Chun Zhang. The motor neurons are shown in red; neural fibers
currentsinbiology: Cerebellar Purkinje neurons, 2003. This photomicrograph shows a portion of the cerebellum in which only one type of neuron — its Purkinje cells — has been illuminated by a genetically encoded fluorescent protein; meanwhile, other
neurosciencestuff: Peering into the Protein Pathways of a Cell As a cell’s central power plant, the mitochondrion is a busy place. Specially-coded proteins from the nucleus are constantly being ferried across the mitochondrion’s inner membrane, where
currentsinbiology: Derived from human embryonic stem cells, precursor neural cells grow in a lab dish and generate mature neurons (red) and glial cells (green), in the lab of University of Wisconsin-Madison stem cell researcher and neurodevelopmental
currentsinbiology: Lentivirus (lente-, Latin for “slow”) is a genus of viruses of the Retroviridae family, characterized by a long incubation period. Lentiviruses can deliver a significant amount of viral RNA into the DNA of the host cell and
currentsinbiology: ‘Mini-Kidney’ Structures Generated from Human Stem Cells for First Time For the first time, Salk scientists have grown human stem cells into early-stage ureteric buds, kidney structures responsible for reabsorbing water
neurosciencestuff: Image caption: Stem cells in the cortex of a mouse embryo (cell nuclei: blue). © MPI f. Molecular Cell Biology and Genetics/ D. Stenzel Brain development - the pivotal role of the stem cell environment Higher mammals, such as humans,
jewsee-medicalstudent: The blood-air barrier. This is a colorized scanning electron micrograph showing the erythrocytes (red blood cells) within the capillary network of an alveola. The blood–air barrier (alveolar–capillary barrier or membrane) exists
ucsdhealthsciences: Damage Control: Recovering From Radiation and ChemotherapyProtein discovery could boost efficacy of bone marrow replacement treatments Researchers at the University of California, San Diego School of Medicine report that a protein
neurosciencestuff: (Image caption: Oligodendrocyte progenitor cells in the brain (OPC, green) influence synaptic signaling between neurones (red) integrated in the neuronal network. Credit: Institute of Molecular Cell Biology) Neurons listen to glial
misstylersmith: Nine: That’s not how that works at all, but okay.Jack: Of course it is, I know biology. The mitochondria is the powerbottom of the cell or whatever.
wired: To power its inventions, BioLogic relies on Bacillus subtilis natto, a bacterium commonly used in Japanese cooking that reacts to atmospheric moisture. Like pinecones, these hydromorphic “natto cells” will expand and contract depending on
humanoidhistory: “Biology is a science of three dimensions. The first is the study of each species across all levels of biological organization, molecule to cell to organism to population to ecosystem. The second dimension is the diversity of all
jtotheizzoe: Just a reminder that a cell is not a bag of water, but rather a crowded metropolis of macromolecules. The reality of cell biology, while more complicated than what your textbook shows you, is much cooler than a simple cartoon. When you look
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Plasmodesmata doesn't sound like a biologic-cell-thing but sounds like a Harry Potter spell.
charlamagnethagod: This morning in biology I was thinking about what it’s like to be a cell like how do you think cells feel do cells have boyfriends and girlfriends do they get married and have cell weddings what if they get in trouble and go to jail
I’d guess diploid, but I dunno. He can change his mass and shape, so I’m not really sure to what extent biology applies to him. I would assume rose basically faked all of the information Steven’s cells would have needed or else he’d have some
I have physics, botany, and cell biology next semester. 3 class w labs!
snout: being a macroorganism is so stressful. i want to know what my cells are doing. I don’t like how unsupervised they are last semester I took cell biology (a graduate class, as an undergrad) taught by a prof who got his PhD at Stanford and let
![mucholderthen: Gary Carlson Medical and Biological Illustration[website] OSTEOCLAST ACTIVITY Osteoclasts remove excess bone by etching away at the bone surface. When they become overactive, osteoporosis may occur. [source] ADIPOGENESISAdipocytes,](https://40.media.tumblr.com/291c3be1229c8fe0913eb0f7be416274/tumblr_mra2eujtuV1rhb9f5o2_r2_250.jpg)
