/ en-us Â鶹ÒùÔº internet news portal provides the latest news on science including: Â鶹ÒùÔºics, Nanotechnology, Life Sciences, Space Science, Earth Science, Environment, Health and Medicine. In the past decade, there has been significant interest in studying the expression of our genetic code down to the level of single cells, to identify the functions and activities of any cell through the course of health or disease. /news/2025-08-reveals-world-protein-technique-cells.html Cell & Microbiology Molecular & Computational biology Thu, 21 Aug 2025 14:00:17 EDT news674909810 A study by WEHI scientists has shed new light on one of the most fundamental mysteries of biology: how cells divide and grow into the complex structures that make up our bodies. /news/2025-06-barcodes-uncover-early-blueprints-cellular.html Cell & Microbiology Molecular & Computational biology Tue, 24 Jun 2025 09:32:04 EDT news669976322 In most vertebrates, skin appendages such as hair, feathers, or scales originate from placodes—small, specialized skin regions whose spatial organization is controlled by well-conserved genetic signals. Crocodiles are an exception: their head scales do not emerge from placodes but result from simple mechanical folding of the growing skin. /news/2025-06-patterns-sculpted-physics-evolution-revealed.html Evolution Molecular & Computational biology Tue, 10 Jun 2025 12:18:04 EDT news668776682 The sugar glucose, which is the main source of energy in almost every living cell, has been revealed in a Stanford Medicine study to also be a master regulator of tissue differentiation—the process by which stem cells give rise to specialized cells that make up all the body's tissues. /news/2025-03-glucose-life-reveals-role-master.html Cell & Microbiology Molecular & Computational biology Wed, 26 Mar 2025 12:02:00 EDT news662209316 Apical periodontitis, a chronic and hard-to-treat dental infection, affects more than half of the population worldwide and is the leading cause of tooth loss. Root canal is the standard treatment, but existing approaches to treat the infection have many limitations that can cause complications, leading to treatment failure. /news/2025-02-nanoparticles-treatment-root-canal-infection.html Bio & Medicine Nanomaterials Mon, 24 Feb 2025 12:31:04 EST news659622661 Jumping workouts could help astronauts prevent the type of cartilage damage they are likely to endure during lengthy missions to Mars and the moon, a new Johns Hopkins University study suggests. /news/2025-02-workouts-astronauts-moon-mars.html Space Exploration Thu, 13 Feb 2025 07:09:27 EST news658652963 Hidden within our bones, marrow sustains life by producing billions of blood cells daily, from oxygen-carrying red cells to immune-boosting white cells. This vital function is often disrupted in cancer patients undergoing chemotherapy or radiation, which can damage the marrow and lead to dangerously low white cell counts, leaving patients vulnerable to infection. /news/2025-01-nature-blueprint-scientists-replicate-bone.html Cell & Microbiology Biotechnology Thu, 30 Jan 2025 08:57:07 EST news657449821 The world's thinnest spaghetti, about 200 times thinner than a human hair, has been created by a UCL-led research team. The spaghetti is not intended to be a new food but was created because of the wide-ranging uses that extremely thin strands of material, called nanofibers, have in medicine and industry. /news/2024-11-chemists-world-thinnest-spaghetti.html Nanomaterials Thu, 21 Nov 2024 13:10:01 EST news651416913 Scientists have created a new 'biocooperative' material based on blood, which has been shown to successfully repair bones, paving the way for personalized regenerative blood products that could be used as effective therapies to treat injury and disease. /news/2024-11-scientists-blood-regenerative-materials-paving.html Biochemistry Materials Science Sun, 17 Nov 2024 11:50:01 EST news650893810 The efficient use of cellulose—the primary plant scaffold and a major natural building block—could address many issues associated with petroleum-based polymers across various industries. In the search for more sustainable uses of cellulose, Lithuanian scientists have developed a production method for a nanofibrous cellulose matrix, which has the potential to replace non-renewable industrial even in biomedical applications. /news/2024-10-eco-friendly-nanofibrous-cellulose-matrix.html Bio & Medicine Nanomaterials Wed, 30 Oct 2024 15:09:04 EDT news649519741 A new technique developed by McGill researchers for mechanically manipulating stem cells could lead to new stem cell treatments, which have yet to fulfill their therapeutic potential. /news/2024-08-advance-stem-cell-therapy-technique.html Cell & Microbiology Biotechnology Tue, 13 Aug 2024 11:56:21 EDT news642768979 For centuries, civilizations have used naturally occurring, inorganic materials for their perceived healing properties. Egyptians thought green copper ore helped eye inflammation, the Chinese used cinnabar for heartburn, and Native Americans used clay to reduce soreness and inflammation. /news/2024-05-ancient-medicine-blends-modern-day.html Biotechnology Molecular & Computational biology Thu, 30 May 2024 11:10:48 EDT news636286244 Stem cells play a vital role in repairing damaged tissue, whether it's a scraped knee or a scarred uterus following pregnancy. New stem cell research has identified the molecules that the cells produce to promote the healing process. /news/2024-05-stem-cell-reveals-clues-tissue.html Cell & Microbiology Biotechnology Thu, 30 May 2024 10:09:45 EDT news636282582 A new study has shown pollen grains can be used as green templates for producing biomaterials, showcasing their potential to support drug delivery and bone regeneration. /news/2024-04-pollen-sustainable-tool-bone-regeneration.html Biotechnology Wed, 03 Apr 2024 14:53:08 EDT news631374781 According to a study published in Science Advances, a research group led by Prof. Wu Chengtie from the Shanghai Institute of Ceramics of the Chinese Academy of Sciences has developed a multicellular scaffold based on inorganic bioceramics to achieve immunomodulation and integrated regeneration in tendon-to-bone injuries, i.e., injuries occurring at the tendon–bone interface. /news/2024-03-scientists-multicellular-scaffold-strategy-tendon.html Bio & Medicine Thu, 14 Mar 2024 09:40:02 EDT news629628001 Many salamanders have the remarkable ability to regrow their own limbs and tails after an injury. How are they able to do this, while more complex mammals, such as humans, cannot? /news/2024-03-mutant-newts-regenerate-previously-defective.html Plants & Animals Molecular & Computational biology Thu, 07 Mar 2024 09:34:02 EST news629026441 A new technique for electrospinning sponges has allowed scientists from the University of Surrey to directly produce 3D scaffolds—on which skin grafts could be grown from the patient's own skin. /news/2024-02-lab-spun-sponges-scaffolds-skin.html Bio & Medicine Nanomaterials Fri, 23 Feb 2024 10:41:02 EST news627907261 Scientists have combined laser 3D printing technology and an alternate soaking process to construct complex 3D structures that mimic bone microstructure. This is the first demonstration of this fabrication method, and it will lead to the development of 3D cell culture systems that can support bone grafts or create artificial bone marrow. /news/2024-02-team-fabrication-method-3d-mimic.html Biochemistry Polymers Mon, 12 Feb 2024 16:20:04 EST news626977201 Coming in hot on February 3 with a photo of a cute French bully who did an amazing trick with his jawbone. Good boy! (Click!) Happy Saturday. Here's a roundup that includes news about additive printing of neurons, evidence that microbes like stuff, and the shifting temperature differential between day and night. /news/2024-02-saturday-citations-dog-regenerates-body.html Other Sat, 03 Feb 2024 07:30:01 EST news626102356 A puppy's jaw spontaneously regrew after Cornell veterinarians removed a majority of his lower left mandible due to cancer. Although this phenomenon has been documented in children, this is the first reported case of its kind for dogs of any age or breed. /news/2024-02-french-bulldog-puppy-spontaneously-regrows.html Veterinary medicine Thu, 01 Feb 2024 14:11:34 EST news626019086 Bone regeneration is a complex process, and existing methods to aid regeneration including transplants and growth factor transmissions face limitations such as the high cost. But recently, a piezoelectric material that can promote the growth of bone tissue has been developed. /news/2024-02-bone-bandage-material-bones.html Analytical Chemistry Materials Science Thu, 01 Feb 2024 09:38:59 EST news626002736 A team of researchers at the University of Kentucky and Cincinnati Children's Hospital is delving deeper into the science behind how spiny mice can regenerate lost tissue. They are using what they learn to trigger regeneration in other types of mice—advances that one day may be translated into humans. /news/2024-01-explores-macrophages-regenerative-spiny-mice.html Cell & Microbiology Molecular & Computational biology Thu, 25 Jan 2024 11:20:21 EST news625404017 Most people can relate to having a laptop charger break right where the flexible cable meets the solid adapter. This is just one example of how difficult it is to effectively interface hard and soft materials. Using a unique 3D printing process, TU Delft researchers produced hybrid multi-material interfaces that reached a remarkable closeness to nature's design of bone–tendon connections. Their research findings, recently published in Nature Communications, have numerous potential applications. /news/2023-12-optimization-hardsoft-material-interfaces-3d.html Polymers Materials Science Tue, 12 Dec 2023 10:59:42 EST news621601180 Researchers at PSI and ETH Zurich have taken connective tissue cells that have been mechanically reprogrammed to resemble stem cells and transplanted them into damaged skin. In their laboratory experiment, they were able to show that this can promote wound healing. /news/2023-11-reprogramming-tissue-mechanically-wound.html Cell & Microbiology Biotechnology Tue, 28 Nov 2023 10:43:17 EST news620390592 Researchers at the Eli and Edythe Broad Center of Regenerative Medicine and Stem Cell Research at UCLA are one step closer to developing stem cell therapies to regenerate skeletal muscle in humans. Working in mice, the UCLA team discovered how to make lab-grown muscle stem cells persist within muscle tissue and form new muscle. /news/2023-11-stem-cell-paves-regenerating-skeletal.html Cell & Microbiology Thu, 02 Nov 2023 16:40:50 EDT news618162046 A study published in npj Microgravity, finds an engineered compound given to mice aboard the International Space Station (ISS) largely prevented the bone loss associated with time spent in space. /news/2023-09-compound-bone-loss-space.html Space Exploration Mon, 18 Sep 2023 10:32:54 EDT news614251970 What if we had tiny devices in our bodies that could constantly monitor damaged arteries, accelerate bone regeneration and wound healing, or facilitate drug delivery for cancer treatment? This could open up remarkable opportunities for the treatment of human diseases and the enhancement of our capabilities beyond the limits of biology. /news/2023-08-scientists-resorbable-biomaterials-implantable-medical.html Materials Science Thu, 10 Aug 2023 07:03:47 EDT news610869815 Insights into healing and aging were discovered by National Institutes of Health researchers and their collaborators, who studied how a tiny sea creature regenerates an entire new body from only its mouth. The researchers sequenced RNA from Hydractinia symbiolongicarpus, a small, tube-shaped animal that lives on the shells of hermit crabs. Just as the Hydractinia were beginning to regenerate new bodies, the researchers detected a molecular signature associated with the biological process of aging, also known as senescence. /news/2023-06-scientists-clues-aging-squishy-sea.html Cell & Microbiology Molecular & Computational biology Fri, 30 Jun 2023 11:00:02 EDT news607335017 Mammals are a bit odd when it comes to bones. Rather than the bony plates and scales of crocodiles, turtles, lizards, dinosaurs and fish, mammals long ago traded in their ancestral suit of armor for a layer of insulating hair. /news/2023-05-spiny-mice-bone-plated-tails.html Plants & Animals Evolution Wed, 24 May 2023 11:00:01 EDT news604141398 People's ability to regenerate bones declines with age and is further decreased by diseases such as osteoporosis. To help the aging population, researchers are looking for new therapies that improve bone regeneration. /news/2023-04-scientists-bio-inspired-molecules-bone-regeneration.html Biochemistry Materials Science Fri, 28 Apr 2023 12:54:04 EDT news601905241