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Blue light can illuminate areas affected by diabetic retinopathy

Just as bright light can illuminate the depths of a darkened room, researchers in Japan have found that blue light can be used to probe the depths of the eye and uncover areas affected by diabetic retinopathy (DR), a leading cause of blindness.

28 Oct 2021

Consecutive irradiation with two lasers helps adult stem cells to transform faster

Stem cell therapy needs a lot of human cells, of a specific type. Shining a near-infrared laser on adult stem cells derived from human body fat, makes the stem cells replicate 54% faster.

26 Oct 2021

Development of light-based tool for the inactivation of SARS-CoV-2

Researchers from EMIT bio have developed a biological light unit that can sterilize surfaces, killing SARS-CoV-2.

25 Oct 2021

Infrared light therapy may potentially benefit people with dementia

Infrared light therapy might have the potential to help people living with dementia, according to researchers.

19 Oct 2021

New method to diagnose anosmia

In a recent study, researchers discuss a new method of tracking the Nav1.7 channel to reduce the reliance on more invasive diagnostic measures.

13 Oct 2021

Specific wavelength of UV light is safe and effective way to kill SARS-CoV-2 virus

A specific wavelength of ultraviolet (UV) light is not only extremely effective at killing the virus which causes COVID-19, but is also safer for use in public spaces, finds new University of Colorado Boulder research.

4 Oct 2021

The applications of nanomaterials against viral disease

The application of nanomaterials in the diagnosis, prevention, and treatment of viral diseases is reviewed in detail, highlighting areas of significant progress or stagnation from the past few decades.

30 Sep 2021

Solar exposure guidelines for optimal vitamin D synthesis may need to be revised, study suggests

Previously published solar exposure guidelines for optimal vitamin D synthesis based on a study of skin samples may need to be revised, according to new research published today in PNAS.

27 Sep 2021

New simple plasmonic optical fiber biosensing platform for detecting estrogenic endocrine disruptors

Developing the advanced and powerful detection techniques to characterize as many endocrine disruptors as possible with ultra-sensitivity in the environment is still challenging, however highly demanded.

25 Sep 2021

The role of nanomaterials during the COVID-19 pandemic

A new review published in Rare Metals has focused on the applications of nanomaterials to fight the ongoing COVID-19 pandemic.

22 Sep 2021

Light exposure during pregnancy may be linked to fetal brain development

There may be a link between exposure to light during pregnancy and fetal brain development. New findings by researchers at Umeå University, Sweden, working in collaboration with American colleagues, may provide better understanding of certain neurological diseases later in life.

20 Sep 2021

Novel system may enable noninvasive and more precise measurement of cerebral blood flow

In order to function properly, the brain requires a steady flow of blood through the cerebral arteries and veins, which deliver oxygen and nutrients and also remove metabolic byproducts. Therefore, cerebral blood flow is considered a vital and sensitive marker of cerebrovascular function. Optical methods offer a noninvasive approach for measuring cerebral blood flow.

20 Aug 2021

Popular painkillers can be used as personal dosimeters in a radiation emergency

When proper precautions are taken, radioactive substances are extremely safe to use. But what if they leak into the environment in an uncontrolled manner? Then it becomes crucial to find out the dose of radiation people may have absorbed.

12 Aug 2021

SARS-CoV-2 detection by machine learning surface-enhanced Raman spectroscopy

Surface-enhanced Raman spectroscopy is a highly sensitive molecule characterization method, significantly more sensitive than ordinary Raman spectroscopy due to the excitation of Raman modes matching the plasmon resonance frequency of the surface metal utilized, usually gold, silver, or copper.

11 Aug 2021

LEDs can help inactivate SARS-CoV-2 virus

LEDs are commonly used for sterilization -- you may be using one to clean your electric toothbrush, for example. In the continued effort to combat the coronavirus pandemic, LEDs can also help inactivate SARS-CoV-2.

4 Aug 2021

A rapid, highly accurate test to detect antibodies against SARS-CoV-2 in human serum

Scientists have developed a rapid, highly accurate test to detect antibodies against the spike protein of SARS-CoV-2 in human serum, opening a new avenue for understanding the full extent of the pandemic and evaluating the effectiveness of vaccines.

15 Jul 2021

Optimizing the operation of MRI scanners to visualize finer details of the brain

Experts in magnetic resonance imaging (MRI) at the DZNE are optimizing the operation of MRI scanners as part of an international research effort to enable visualization of finer details of the human brain.

12 Jul 2021

Study examines SARS-CoV-2's inactivation across a range of UVC wavelengths

A recent study published on the preprint server medRxiv* describes the disinfection of SARS-CoV-2 using UVC irradiation at different wavelengths.

11 Jul 2021

Solar irradiation inactivates SARS-CoV-2 and other human coronaviruses, finds study

Coronaviruses irradiated with simulated sunlight used to infect cells showed reduced infectivity and reduced viral replication compared to viruses that were not irradiated.

30 Jun 2021

Nanotechnology and the fight against COVID-19

In a review paper published in the open-access MDPI journal Viruses, a team of researchers explored the potential of nanotechnology to alleviate the current and future coronavirus burden. The team focused on its potential role in the detection, diagnosis, protection, and treatment of SARS-CoV-2 infection.

29 Jun 2021