Latest News from: Hokkaido University

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Newswise: Lipids with potential health benefits in herbal teas
Release date: 29-Mar-2024 2:00 AM EDT
Lipids with potential health benefits in herbal teas
Hokkaido University

The lipids in some herbal teas have been identified in detail for the first time, preparing the ground for investigating their contribution to the health benefits of the teas.

Newswise:Video Embedded open-waste-burning-linked-to-air-pollution-in-northwestern-greenland
VIDEO
Released: 27-Mar-2024 10:00 PM EDT
Open waste burning linked to air pollution in Northwestern Greenland
Hokkaido University

A case study on the effects of open waste burning on air quality in Northwestern Greenland calls attention to the importance of no-one-left-behind sustainable air quality monitoring in the Arctic region.

Newswise: New route to recyclable polymers from plants
Released: 20-Mar-2024 9:30 PM EDT
New route to recyclable polymers from plants
Hokkaido University

Cellulose, abundantly available from plant biomass, can be converted into molecules used to make a new class of recyclable polymers, to sustainably replace some plastics.

Newswise:Video Embedded arctic-nightlife-seabird-colony-bursts-with-sound-at-night
VIDEO
13-Mar-2024 1:05 AM EDT
Arctic nightlife: seabird colony bursts with sound at night
Hokkaido University

Acoustic recordings of a colony of little auks reveal their nocturnal activities and offer valuable monitoring means for avian biology in the Arctic.

Newswise: Key protein linked to immune disorders
Released: 11-Mar-2024 10:00 PM EDT
Key protein linked to immune disorders
Hokkaido University

A new study highlights a potential therapeutic target for immune-related disorders, such as multiple sclerosis and asthma.

Newswise: Light stimulates a new twist for synthetic chemistry
27-Feb-2024 12:05 AM EST
Light stimulates a new twist for synthetic chemistry
Hokkaido University

Molecules that are induced by light to rotate bulky groups around central bonds could be developed into photo-activated bioactive systems, molecular switches, and more.

Newswise: Modeling tree masting
Released: 21-Feb-2024 9:00 PM EST
Modeling tree masting
Hokkaido University

The effects of a phenomenon called tree masting on ecosystems and food webs can be better understood thanks to new theoretical models validated by real world observations.

Newswise: Mitochondrial activation in transplanted cells promotes regenerative therapy for heart healing
Released: 21-Feb-2024 3:00 AM EST
Mitochondrial activation in transplanted cells promotes regenerative therapy for heart healing
Hokkaido University

Regenerative therapy to treat heart failure is more effective when the mitochondria of the regenerative cells are activated prior to treatment.

Newswise: Gas on the run
28-Jan-2024 11:05 PM EST
Gas on the run
Hokkaido University

Theoretical predictions have been confirmed with the discovery of an outflow of molecular gas from a quasar when the Universe was less than a billion years old.

Newswise: Geoengineering may slow Greenland ice sheet loss
Released: 30-Jan-2024 1:00 AM EST
Geoengineering may slow Greenland ice sheet loss
Hokkaido University

Modeling shows that stratospheric aerosol injection has the potential to reduce ice sheet loss due to climate change.

Newswise:  New technology makes cancer easier for immune system to find and destroy
26-Jan-2024 7:00 AM EST
New technology makes cancer easier for immune system to find and destroy
Hokkaido University

A new technology to increase visibility of cancer cells to the immune system using CRISPR has been developed, and could lead to a new way to treat cancer.

Newswise:  Cancer GPS method evaluates model tumor malignancy
18-Jan-2024 5:00 AM EST
Cancer GPS method evaluates model tumor malignancy
Hokkaido University

A water-soluble, luminescent europium complex enables evaluation of malignancy grade in model glioma tumor cells.

Newswise: Clutch-stack-driven molecular gears in crystals could propel material innovation
Released: 19-Jan-2024 1:00 AM EST
Clutch-stack-driven molecular gears in crystals could propel material innovation
Hokkaido University

Temperature-controlled, reversible shifting of molecular gear motion in a solid crystal opens new possibilities for material design.

Newswise: The first domino falls for redox reactions
Released: 9-Jan-2024 2:00 AM EST
The first domino falls for redox reactions
Hokkaido University

Transmitting an effect known as a domino reaction using redox chemistry has been achieved for the first time.

Newswise: Turning plastic trash into chemistry treasure
Released: 24-Dec-2023 9:00 PM EST
Turning plastic trash into chemistry treasure
Hokkaido University

Researchers employ common plastics to kickstart radical chain reactions, creating a way to reuse plastic waste while improving process safety and efficiency.

Newswise: Mice possess natural gene therapy system
7-Dec-2023 11:00 AM EST
Mice possess natural gene therapy system
Hokkaido University

A previously mysterious small RNA molecule in mice is found to play a crucial role in gene expression, and may be the first identified member of a new class of regulatory RNAs.

Newswise: A new bacterial species from a hydrothermal vent throws light on their evolution
Released: 29-Nov-2023 8:00 PM EST
A new bacterial species from a hydrothermal vent throws light on their evolution
Hokkaido University

A new bacterial species discovered at the deep-sea hydrothermal vent site ‘Crab Spa’ provides a deeper understanding of bacterial evolution.

Newswise: Cancer stem cells trigger macrophage aging
7-Nov-2023 7:00 PM EST
Cancer stem cells trigger macrophage aging
Hokkaido University

Cancer stem cells cause the aging of macrophages in mice with healthy immune systems, creating conditions for the formation of tumors.

Newswise: A new era for accurate, rapid COVID-19 testing
Released: 26-Oct-2023 1:00 AM EDT
A new era for accurate, rapid COVID-19 testing
Hokkaido University

Research from Osaka University demonstrates a nanopore-based technique that can detect different variants of SARS-CoV-2, the virus that causes COVID-19. The method was very effective in detecting the Omicron variant of the virus in the saliva of people with COVID-19.

Newswise: Something in the eyes: Java Sparrows in love show enhanced eye rings
23-Oct-2023 3:00 AM EDT
Something in the eyes: Java Sparrows in love show enhanced eye rings
Hokkaido University

Pair-bonded Java sparrows show enlarged eye rings to signal breeding readiness.

Newswise: Cathode active materials for lithium-ion batteries could be produced at low temperatures
Released: 23-Oct-2023 9:00 PM EDT
Cathode active materials for lithium-ion batteries could be produced at low temperatures
Hokkaido University

Layered lithium cobalt oxide, a key component of lithium-ion batteries, has been synthesized at temperatures as low as 300°C and durations as short as 30 minutes.

Newswise: Broad-spectrum antiviral candidate targets dengue and SARS-CoV-2
Released: 20-Oct-2023 1:00 AM EDT
Broad-spectrum antiviral candidate targets dengue and SARS-CoV-2
Hokkaido University

A broad-spectrum antiviral drug candidate, 2-thiouridine, that targets positive-strand RNA viruses has been identified and characterized.

Newswise: Shining a light on tiny, solar-powered animals
28-Sep-2023 11:00 PM EDT
Shining a light on tiny, solar-powered animals
Hokkaido University

Acoels have been found to host a wide diversity of symbiotic, photosynthetic microalgae.

Newswise: Making elbow room: Giant molecular rotors operate in solid crystal
Released: 2-Oct-2023 8:05 AM EDT
Making elbow room: Giant molecular rotors operate in solid crystal
Hokkaido University

Solid materials are generally known to be rigid and unmoving, but scientists are turning this idea on its head by exploring ways to incorporate moving parts into solids.

Newswise: Making elbow room: Giant molecular rotors operate in solid crystal
Released: 28-Sep-2023 9:00 PM EDT
Making elbow room: Giant molecular rotors operate in solid crystal
Hokkaido University

Concave, umbrella-like metal complexes provide space to enable the largest molecular rotor operational in the solid-state.

Newswise:  Carbon atoms coming together in space
11-Sep-2023 11:00 AM EDT
Carbon atoms coming together in space
Hokkaido University

Lab-based studies reveal how carbon atoms diffuse on the surface of interstellar ice grains to form complex organic compounds, crucial to reveal the chemical complexity in the universe.

Newswise: Copper-doped tungstic acid nanocrystals transform infrared light conversion
Released: 12-Sep-2023 10:00 PM EDT
Copper-doped tungstic acid nanocrystals transform infrared light conversion
Hokkaido University

Systematic copper doping boosts all-solar utilization in tungstic acid nanocrystals.

Newswise:Video Embedded helicopter-based-observations-uncover-warm-ocean-flows-toward-totten-ice-shelf-in-southeast-antarctica
VIDEO
11-Sep-2023 2:00 AM EDT
Helicopter-based observations uncover warm ocean flows toward Totten Ice Shelf in Southeast Antarctica
Hokkaido University

An international team of scientists has successfully conducted large-scale helicopter-based observations along the coast of East Antarctica and has identified pathways through which warm ocean water flows from the open ocean into ice shelf cavities for the first time.

Released: 10-Sep-2023 10:00 PM EDT
New insights into neutrino interactions
Hokkaido University

Elusive fundamental particles called neutrinos are predicted to interact unexpectedly with photons under extreme conditions.

Newswise:Video Embedded marine-plankton-and-ecosystems-affected-by-climate-change
VIDEO
Released: 8-Sep-2023 12:00 AM EDT
Marine plankton and ecosystems affected by climate change
Hokkaido University

Assistant Professor Kohei Matsuno of the Faculty of Fisheries Sciences spoke about how climate change is changing the distribution and ecology of marine plankton and what impact this will have on higher-trophic predators, including humans.

Newswise: Surpassing the human eye
Released: 29-Aug-2023 7:30 PM EDT
Surpassing the human eye
Hokkaido University

Machine learning model provides quick method for determining the composition of solid chemical mixtures using only photographs of the sample.

Newswise: Hokkaido University’s Masaaki Kitajima wins a 6th Japan Medical Research and Development Award
Released: 25-Aug-2023 8:00 AM EDT
Hokkaido University’s Masaaki Kitajima wins a 6th Japan Medical Research and Development Award
Hokkaido University

Associate Professor Masaaki Kitajima of Hokkaido University, Shionogi & Co., and AdvanSentinel Ltd. were bestowed with the Minister of State for Health and Medical Strategy Award of the 6th Japan Medical Research and Development Grand Prize.

   
Newswise: Estrogen-negative cancers respond to anti-estrogenic therapies
Released: 20-Aug-2023 9:30 PM EDT
Estrogen-negative cancers respond to anti-estrogenic therapies
Hokkaido University

Anti-estrogenic therapies can suppress the growth of cancer that does not express estrogen receptors; when combined with immune checkpoint inhibitor therapies, they halt tumor progression in mice models.

Newswise:Video Embedded modeling-ocean-to-understand-natural-phenomena
VIDEO
17-Aug-2023 9:00 AM EDT
Modeling ocean to understand natural phenomena
Hokkaido University

Associate Professor Yoshi N. Sasaki, a specialist in Physical Oceanography, is involved in research into rising sea levels—particularly in coastal areas of Japan. He spoke about what he has learned so far about the relationship between ocean currents, sea level and climate change, what research he is currently focusing on, and the appeal of research that uses numerical modeling to uncover natural phenomena.

Newswise:Video Embedded nematodes-joy-ride-across-electric-voltages
VIDEO
Released: 9-Aug-2023 9:00 PM EDT
Nematodes joy ride across electric voltages
Hokkaido University

Hokkaido University researchers found that tiny nematode worm larvae surf electric fields to hitch rides on passing insects.

Newswise: Architecture for the community’s well-being
Released: 8-Aug-2023 10:00 AM EDT
Architecture for the community’s well-being
Hokkaido University

Home is where the heart is, and a well-designed home is key for well-being. For Associate Professor Rie Nomura (Laboratory of Architecture and Planning, Graduate School of Engineering), every society needs to recognize this fundamental aspect of human life, and contribute to the improvement of human lives through architecture and urban planning.

Newswise: Multicyclic molecular wheels with polymer potential
Released: 1-Aug-2023 9:00 PM EDT
Multicyclic molecular wheels with polymer potential
Hokkaido University

Molecules that act as connected wheels can hold long molecular chains together to modify the properties of soft polymers.

Newswise: Miocene period fossil forest of Wataria found in Japan
Released: 21-Jul-2023 8:40 AM EDT
Miocene period fossil forest of Wataria found in Japan
Hokkaido University

An exquisitely preserved fossil forest from Japan provides missing links and helps reconstruct a whole Eurasia plant from the late Miocene epoch.

Newswise: Drug precursor biosynthesis hinges on carrier-mediated ring formation
Released: 10-Jul-2023 10:00 PM EDT
Drug precursor biosynthesis hinges on carrier-mediated ring formation
Hokkaido University

The entire biosynthetic pathway of actinopyridazone has been unveiled, revealing that an unprecedented carrier protein-mediated ring-forming step is key to its synthesis.

Newswise: Virtual exploration of chemical reactions
29-Jun-2023 8:00 AM EDT
Virtual exploration of chemical reactions
Hokkaido University

A new online platform to explore computationally calculated chemical reaction pathways has been released, allowing for in-depth understanding and design of chemical reactions.

Newswise: Combination therapy effective against canine melanoma
Released: 22-Jun-2023 9:20 PM EDT
Combination therapy effective against canine melanoma
Hokkaido University

A combination of radiotherapy followed by immunotherapy is a promising strategy for the treatment of oral malignant melanomas in dogs.

Newswise: Issa-kun, the artificial intelligence haiku poet
Released: 25-May-2023 2:00 AM EDT
Issa-kun, the artificial intelligence haiku poet
Hokkaido University

Associate Professor Tomohisa Yamashita and his colleagues at the Laboratory of Harmonious Systems Engineering devote their research to Artificial Intelligence (AI) for the benefit of human happiness. One of their breakthroughs is the birth of Issa-kun, a haiku generator.

Newswise: Cheap and effective monitoring of glacier discharge
Released: 23-May-2023 12:05 AM EDT
Cheap and effective monitoring of glacier discharge
Hokkaido University

Acoustic signals can be effectively used for monitoring glacial runoff and provide a cheaper and more accessible alternative to existing methods.

Newswise: Delivery of antioxidants to liver mitochondria
Released: 10-May-2023 12:25 PM EDT
Delivery of antioxidants to liver mitochondria
Hokkaido University

A new drug delivery system delivers an antioxidant directly to mitochondria in the liver, mitigating the effects of oxidative stress.

Released: 4-Apr-2023 4:25 PM EDT
Warming Arctic draws marine predators northwards
Hokkaido University

The seas surrounding the Arctic are important fisheries and ecological regions; they are also among the areas most affected by climate change. The effects of warming waters and loss of sea ice on the biodiversity of these waters, and hence their ecology, is still not fully understood.

Released: 15-Mar-2023 5:05 PM EDT
A common metabolite may help treat autoimmune diseases
Hokkaido University

Researchers have revealed the modulatory effect of the anti-inflammatory metabolite itaconate on T helper and T regulatory cells, which may lead to new therapeutic approaches to treating some autoimmune diseases.

Newswise: Healing the brain: Hydrogels enable neuronal tissue growth
Released: 24-Feb-2023 11:45 AM EST
Healing the brain: Hydrogels enable neuronal tissue growth
Hokkaido University

Synthetic hydrogels were shown to provide an effective scaffold for neuronal tissue growth in areas of brain damage, providing a possible approach for brain tissue reconstruction.

Newswise: Reading out RNA structures in real time
Released: 2-Feb-2023 1:30 PM EST
Reading out RNA structures in real time
Hokkaido University

Amyotrophic lateral sclerosis (ALS), commonly known as Lou Gehrig’s disease and Stephen Hawking’s disease, is a neurodegenerative disease that results in the gradual loss of control over the muscles in the body.

   
Newswise: Monitoring an ‘anti-greenhouse’ gas: Dimethyl sulfide in Arctic air
Released: 31-Jan-2023 1:15 PM EST
Monitoring an ‘anti-greenhouse’ gas: Dimethyl sulfide in Arctic air
Hokkaido University

Data stored in ice cores dating back 55 years bring new insight into atmospheric levels of a molecule that can significantly affect weather and climate.

Newswise: Looking back at the Tonga eruption
Released: 27-Jan-2023 2:25 PM EST
Looking back at the Tonga eruption
Hokkaido University

A new analysis of seismic data recorded after the massively violent eruption of the underwater volcano Hunga Tonga-Hunga Ha’apai, on January 15, 2022, has revealed new and useful information on the sequence of events.


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