A new automated fluorescence lifetime imaging plate reader was used to study aggregation of HIV-1 Gag proteins, the molecular machine responsible for orchestrating the assembly of nascent HIV-1 virions at the cell membrane.
London (UK) – The trend towards automated h...
Posted 16 days ago
Combining two methods into a single platform opens up new possibilities for non-invasive 3D skin imaging: optical coherence tomography to locate abnormal skin regions followed by multiphoton tomography to examine sub-cellular features of a specific abnormal region.
V...
Posted about 1 month ago
Obstructions and alterations of the blood flow are associated with many diseases. Sophisticated modern methods of blood flow imaging help determining the presence or extent of such a disease.
Limerick (Ireland) – The flow of our blood is essential for our health and...
Posted about 1 month ago
From molecular structure to tissue architecture: second-harmonic generation (SHG) microscopy is an ideal tool for probing collagen organization. For example, it can be used to study skin tumors and skin ageing.
Sesto Fiorentino (Italy) – Second-harmonic generation (...
Posted 3 months ago
Recent advances in the field of Raman spectroscopy pave the way for new deep non-invasive medical diagnosis methods. Potential applications include diagnosis of bone disease, cancer and monitoring glucose levels.
Harwell Oxford (UK) – Raman spectroscopy has recently un...
Posted 4 months ago
Better contrast between good and bad: Near-infrared imaging using optical contrast agents shows great potential for diagnosing breast cancer. It could increase specificity in combination with an established modality or even serve as the primary breast imaging tool.
Bre...
Posted 5 months ago
Nanodiamond has great potential for biolabeling and drug delivery. Scientists tested the new material for intracellular in vivo imaging of protist microorganisms.
Hualien (Taiwan) – Nanodiamond (ND) has emerged to be a new promising class of nanomaterial. It shows a ...
Posted 6 months ago
A superior signal to noise ratio for heterodyne detected nonlinear optical imaging can be attained by a newly developed tuned amplifier system in a lock-in free manner. Its high performance was demonstrated through stimulated Raman scattering imaging of live cells and tissu...
Posted 8 months ago
Lab-on-a-chip methods have proven to be a useful tool for enhancing non-invasive assisted reproductive technology. When combined with biophotonics, they can, for example, be used to assay for metabolites, to separate gametes via optoelectrical tweezers, or to improve the vi...
Posted 9 months ago
While a number of biosensors are based on measuring electrical, magnetic, or mechanical signals, there is a growing field applying optical and photonic sensing in miniaturized systems. Classical biophotonic sensing uses the detection either of photons from fluorescence markers...
Posted 9 months ago
Measuring proteins in real-time down to fM solution concentration levels, corresponding to only a few thousand of protein molecules, has been demonstrated for the first time using a hybrid photonic-plasmonic Whispering Gallery Mode biosensor. Its unprecedented sensitivity i...
Posted 9 months ago
What happens in the liver during cholestasis? A novel in vivo imaging technique based on fluorescence microscopy delivers insight into the hepatic excretory function in rat.
Jena (Germany) – Bile excretion is a major function of the liver to remove endogenous compoun...
Posted 10 months ago
Coherent Raman scattering methods have one key advantage over spontaneous Raman microscopy: speed. The (sub-)microsecond pixel dwell times offered by narrowband CRS imaging methods have initiated a new era of chemical imaging applications in biology and biomedicine.
Irvine ...
Posted about 1 year ago
Which pathways do nanomedicines take after they have been swallowed? Scientists find a recirculation pathway of polymeric micelles using multimodal nonlinear optical microscopy.
Exeter (UK) – Advances in pharmaceutical nanotechnology have yielded ever increasingly sophistic...
Posted about 1 year ago
Journal of Biophotonics topical issue on Multimodal Imaging for Biomedical Diagnosis released:
A number of advanced optical imaging modalities have been invented over the past 20 years. Each of these modalities has been successfully applied to biological and biomedical resea...
Posted about 1 year ago
Are modern molecular classification methods for breast carcinomas reasonable?
Not all breast cancers are the same. Different types can mean different prognoses for the patient, and a different kind of treatment may be adequate. But how to classify tumors? Are molecular class...
Posted about 1 year ago
A biopsy is a painful and scarring but often unavoidable procedure, to decide whether a suspicious looking region on the skin is cancer or a harmless spot. Now, scientists attained promising results of autofluorescence and reflectance measurements of tissue as a noninvasive ap...
Posted about 1 year ago
Transepidermal water loss measurement is the standard method to characterize epidermal barrier function. Yet, it can be affected by a broad range of exogenous and endogenous factors. In vivo laser scanning microscopy appears as a superior method.
The main function of the derm...
Posted about 1 year ago
Water is opaque for wavelengths longer than 1300 nm limiting the optical spectroscopy of biolog-ical specimen. Yet, a local minimum of water absorption between 1600 nm and 1850 nm opens up a window for bond-selective deep tissue imaging such as mapping of atherosclerotic plaqu...
Posted about 1 year ago
Cambridge, Mass. – January 5, 2012 – NinePoint Medical, Inc., an emerging leader in the development of medical devices for in vivo pathology, today announced that it has received 510(k) clearance from the U.S. Food and Drug Administration (FDA) to market its Nvision VLE Imagin...
Posted over 1 year ago
Eindhoven (The Netherlands) – In many biomedical applications the presence of hair and its movement is a critical issue affecting the measured signal and its stability. These applications include functional near-infrared spectroscopy imaging, skin hydration measurements using ...
Posted over 1 year ago
Rotterdam (The Netherlands) – The adequate supply of oxygen is essential for mammalian cells to sustain life. Molecular oxygen is used in oxidative phosphorylation in the mitochondria. Many techniques have been developed for measuring oxygen in vivo, however, due to invasivene...
Posted over 1 year ago
Innsbruck (Austria) – Platelets, human thrombocytes, are a small discoid type of blood cells that play a vital role in haemostasis and thrombosis and take part in a series of complex events associated with the integrity of the blood vessels. It is believed that circulating pla...
Posted over 1 year ago
Ann Arbor (MI/USA) – Endoscopy is a powerful imaging tool for rapidly visualizing large surface areas in hollow organs, such as the colon, esophagus, lung, oropharynx, and stomach. However, there are still improvements possible for a better insight into the human body. In a re...
Posted over 1 year ago
Jena (Germany) – Gastrointestinal cancer is a major public health problem worldwide. Detection of early neoplastic lesions in gastrointestinal tract is essential for cure, because prognosis and survival are related to the size and stage of malignant lesions. Endoscopic screeni...
Posted over 1 year ago
FOR IMMEDIATE RELEASE
TORONTO ONTARIO - September 14th, 2011
Theralase Technologies Inc. (TSXV: TLT) announced today that it has developed a new application for its patented Photo Dynamic Compounds (PDCs); specifically, the destruction of Escherichia coli, commonly known as E...
Posted over 1 year ago
Journal of Biophotonics Special Issue on “Advanced Markers and Labels for Life Science and Biomedical Applications” released:
Currently, ‘BioImaging’ is a topic of great interest in medical and biological science because it enables the almost non-invasive imaging of cellular ...
Posted almost 2 years ago
Heidelberg (Germany) – Technologies to visualize cellular structures and dynamics enable cell biologists to gain insight into complex biological processes. Currently, fluorescent proteins (FPs) are used routinely to investigate the behavior of proteins in live cells. Chemical ...
Posted almost 2 years ago
Karlsruhe (Germany) – Originally cloned from marine animals, proteins from the green fluorescent protein (GFP) family have become indispensable tools as fluorescent markers in the life sciences. The need for advanced and specialized fluorescent labels, notably for cellular ima...
Posted almost 2 years ago
Vienna (Austria) – Biology-motivated biosciences quite often necessitate cell imaging in 3D and 4D, which means 3D cell observation over time. Optical coherence tomography (OCT) has been proposed as alternative to conventional cellular imaging modalities which suffer from opaq...
Posted about 2 years ago
St. Andrews (UK) – Cell transfection is an important tool for studying and elucidating the basic cellular processes and genotypic changes inside cells. One method to do so is optically assisted transfection, a process in which a highly localized laser beam alters the permeabil...
Posted about 2 years ago
Munich (Germany) – Electron transfer (ET) processes play a prominent role in fundamental biological reactions such as photosynthesis and DNA photolysis. The temporal and spectral overlap of different processes such as excited state and solvation dynamics or internal conversion...
Posted over 2 years ago
Aalen (Germany) – Fluorescence microscopy is an import tool for studying biological specimen. Multi-dimensionality, thereby, can open up new interesting perspectives. In a review article, a team of scientists from Hochschule Aalen and the University of Ulm (Germany) give an ov...
Posted over 2 years ago
Barcelona (Spain) – The developmental lineage of a cell is a key determinant of its available differentiation fates, and studying lineages is therefore a central challenge in developmental and regenerative biology. In zebrafish, a key application for which accurate cell lineag...
Posted over 2 years ago
Buffalo (NY/USA) – Quantum dots (QDs), semiconductor nanocrystals small enough to exhibit size-dependent properties, have generated tremendous interest due to their unique optical properties. QDs are highly efficient multi-photon absorbers that can be useful for three dimensio...
Posted over 2 years ago
For the non-invasive diagnostics and early detection of skin diseases, multiple imaging tools exist that operate within a broadly spanned frequency range. Each of these tools ranging from ultrasound (US) to multiphoton-tomography (MPT) provides distinctive features that make i...
Posted over 2 years ago
NSF Center for Biophotonics Science & Technology Exhibits at the Inaugural USA Science & Engineering Festival, Oct. 23-24, 2010, Washington, DC
The Inaugural USA Science & Engineering Festival is the country’s first national science festival, occurring October 10 – 24, 2010...
Posted over 2 years ago
Early detection is critical for improving cancer survival rates. Yet, one of the deadliest cancers in the United States, lung cancer, is notoriously difficult to detect in its early stages.
Now, researchers have developed a method to detect lung cancer by merely shining diffu...
Posted over 2 years ago
The Singapore government plans to spend S$16.1B for 2011-2015, which is a 20% increase over the funds committed from 2006 to 2010.
Posted over 2 years ago
EFRI 2012 Topic Suggestions
National Science Foundation
Directorate for Engineering
EMERGING FRONTIERS IN RESEARCH AND INNOVATION (EFRI)
DEADLINE: SEPTEMBER 30, 2010
Ideas submitted after this deadline will not be considered.
To read the Dear Colleague Letter associated with...
Posted over 2 years ago
St Andrews (UK) – The transfection of genes and injection of drugs into mammalian cells are among the most important research tools in modern molecular biology. A variety of techniques have been developed to introduce foreign material into the cytoplasm of cells. Laser induced...
Posted over 2 years ago
Jena (Germany) – Basal cell carcinoma is the most abundant malignant neoplasm in humans. The disease can show a variety of different morphologies, which are based on different cellular biology. Furthermore, the carcinoma often grows invisibly to the eye imbedded in the surroun...
Posted over 2 years ago
La Plata, (Argentina) – Type-IV pili are multifunctional cell surface organelles that are essential for virulence in a wide range of Gram-negative bacteria, such as Moraxella bovis. Pili are considered as an important target for vaccine development. Osvaldo Yantorno and a team...
Posted over 2 years ago
Boston (USA) – Monitoring the onset of disease by detecting premalignant and malignant cells using the Papanicolaou test has greatly reduced the mortality rate of cervical cancer. Nevertheless, the process of screening Pap smears is very labor intensive. At Northeastern Univer...
Posted over 2 years ago
Göttingen (Germany) – Light microscopy is the most popular imaging method in the biological sciences. In particular, studying dynamics opened up an enormous field of application. Meanwhile the diffraction barrier has been overcome by a number of ‘diffraction-unlimited’ nanosco...
Posted almost 3 years ago
The software on Monte Carlo simulation of light transport in 3-D voxelized media is released (called MCVM). By using MCVM, researchers can obtain both steady-state and time-resolved light transport properties in biological tissue with realistic shape and structure. MCVM is ful...
Posted almost 3 years ago
The presence or absence of gender differences in working memory, localized in the prefrontal cortex (PFC), has been debated in a few fMRI studies. However, the hypothesis of gender differences in PFC function has not been elaborated, and comparisons among hemodynamic parameter...
Posted almost 3 years ago
New methodologies for delivering energy and light in therapeutic and diagnostic applications are catching on, according to the consultants. “It’s delivering microwaves or infrared or ultrasonics — very, very innovative new discoveries in how that energy can be delivered to th...
Posted over 3 years ago
Healthcare breakthroughs are happening where light-based scientific disciplines intersect, experts told the House R&D Caucus on 1 December. Policy-makers in Washington, D.C., were advised how government can help accelerate healthcare innovation by R&D leaders from biophotonic...
Posted over 3 years ago
An endoscope equipped with an infrared laser and a tiny mirror might one day help physicians diagnose early signs of cancer and other diseases and aid in surgery. A researcher at the University of Florida, Huikai Xie, has designed a prototype device that captures images up to...
Posted over 3 years ago
Case Western Reserve University and University Hospitals Case Medical Center have granted to Bioptigen, of Research Triangle Park, N.C ., an exclusive intellectual property licensing agreement for Fourier domain optical coherence tomography (FDOCT), an imaging technology devel...
Posted over 3 years ago
Leading-edge advances such as a revolutionary cardiology treatment and noninvasive optical techniques for studying the brain combined with pragmatic discussions on research focus and funding highlighted a two-day inter-institute workshop last week at the National Institutes of...
Posted over 3 years ago
Guided Therapeutics, Inc. (OTC:GTHP) contains perhaps one of the most promising medical devices aiming for an annual global $1 billion dollar non-invasive cervical cancer market. Their device LightTouch is a powerful and innovative non-invasive screening device for early dete...
Posted over 3 years ago
Quebec, the “little city” on the St. Lawrence River is becoming a regional hub of excellence in biopharmaceuticals and life sciences research, vaccines, diagnostics, optics/photonics, and nutraceuticals. Optics/photonics is an area of particular expertise in Quebec, with a h...
Posted over 3 years ago
PinPointe USA Inc., a medical laser company, has received a new round of venture capital to continue its marketing and development domestically and spur growth internationally.
Founded in Chico in 2004, PinPointe is developing foot-care therapies. It’s main business is usin...
Posted over 3 years ago
MEDFORD/SOMERVILLE, Mass.--There is a growing need for biocompatible photonic components for biomedical applications – from in vivo glucose monitoring to detecting harmful viruses or the telltale markers of Alzheimer's. Optical waveguides are of particular interest because of ...
Posted over 3 years ago
Former ICOB 2009 speaker and participant, Stephen Minger tells Nature why he is leaving academia.
Posted over 3 years ago
TRUCKEE/TAHOE — Tahoe Forest Health System named Thomas D. Hobday as Founding Director of the newly-formed Tahoe Institute for Rural Health Research at an Aug. 7 event.
The Tahoe Institute for Rural Health Research is a unique partnership with the University of California,...
Posted over 3 years ago
Release Date: March 23, 2009
BUFFALO, N.Y.
A precise, new nanotechnology treatment for drug addiction may be on the horizon as the result of research conducted at the University at Buffalo.
Scientists in UB's Institute for Lasers, Photonics and Biophotonics and UB's De...
Posted almost 4 years ago
IEEE Journal of Selected Topics in Quantum Electronics invites manuscript submissions in the area of biophotonics. The purpose of this issue of JSTQE is to highlight the recent progress and trends in developing of novel biophotonics technologies. Broad technical areas include ...
Posted almost 4 years ago
MUNICH, Germany, July 1, 2009 -- Attendees gave Laser World of Photonics 2009, the leading trade show for optical technologies, the best ratings in the event's history, event organizers Messe München reported. An optimistic outlook for -- and strong interest in -- biophotonics...
Posted almost 4 years ago
A recently developed laser fusion technique allows polymers to be attached to metals and ceramics in short cycle times. The process and its capabilities are reviewed together with its growing range of applications.
Posted almost 4 years ago
This work presents the design, fabrication, and testing of an original concept for an optical biosensor device intended for use in a microfluidic network. The device uses planar waveguides intersecting a microfludic channel with biofunctionalized patterned sidewalls to detect ...
Posted almost 4 years ago
A research team led by a chemist at the Univ. of California, Riverside has fabricated microscopic polymer beads that change color instantly and reversibly when external magnetic fields acting upon the microspheres change orientation.
Posted almost 4 years ago
On Jan 21, 2009, Optics Express published online an original paper entitled “Photostimulation of astrocytes with femtosecond laser pulses”, "http://www.opticsinfobase.org/abstract.cfm?URI=oe-17-3-1291":http://www.opticsinfobase.org/abstract.cfm?URI=oe-17-3-1291 from Britton Ch...
Posted over 4 years ago
Karole Honas underwent a medical treatment earlier today, called photodynamic therapy, or a "blue light" treatment.
Posted about 1 year ago
Inspired by nature's ability to shape a petal, and building on simple techniques used in photolithography and printing, researchers at the University of Massachusetts Amherst have developed a new tool for manufacturing three-dimensional shapes easily and cheaply, to aid advanc...
Posted about 1 year ago
A biopsy is a painful and scarring but often unavoidable procedure, to decide whether a suspicious looking region on the skin is cancer or a harmless spot. Now, scientists attained promising results of autofluorescence and reflectance measurements of tissue as a noninvasive ap...
Posted about 1 year ago
IRVINE, CA-- - BIOLASE Technology, Inc. , the World's leading dental laser manufacturer and distributor, today announced that Vice President, International, William E. Brown has been promoted to Vice President, ...
Posted about 1 year ago
Research and Markets has announced the addition of John Wiley and Sons Ltd's new book "Focal Therapy in Prost
Posted about 1 year ago
HONG KONG-- - Syneron Medical Ltd. , the leading global aesthetic device company, announced today that it sponsored a lecture at The University of Hong Kong by Rox Anderson, M.D., Professor and Dermatologist ...
Posted about 1 year ago
People seeking acne treatment in Edmonton are turning to CosMedics, which now offers a comprehensive, multi-method approach featuring the latest advances in blue light photodynamic therapy. CosMedics reports this system is working where other, traditional regimens have failed....
Posted about 1 year ago
Transepidermal water loss measurement is the standard method to characterize epidermal barrier function. Yet, it can be affected by a broad range of exogenous and endogenous factors. In vivo laser scanning microscopy appears as a superior method.
The main function of the derm...
Posted about 1 year ago
Water is opaque for wavelengths longer than 1300 nm limiting the optical spectroscopy of biolog-ical specimen. Yet, a local minimum of water absorption between 1600 nm and 1850 nm opens up a window for bond-selective deep tissue imaging such as mapping of atherosclerotic plaqu...
Posted about 1 year ago
I grew up acutely aware that good vision is precious. In 1971, at age 46, my mother lost the sight in her right eye from a blood clot in the retina. It happened within minutes, and over the years, glaucoma and cataracts took their toll,...
Posted about 1 year ago
(PhysOrg.com) -- Engineers at Harvard have demonstrated a new kind of tunable color filter that uses optical nanoantennas to obtain precise control of color output.
Posted about 1 year ago
(PhysOrg.com) -- A team of University of Texas at Arlington researchers have developed a method that uses magnetic carbon nanoparticles to target and destroy cancer cells through laser therapy - a treatment they believe could be effective in cases of skin and other cancers wit...
Posted about 1 year ago
No, the group of people wearing 3-D glasses who are captivated by a moving image on the big screen are not watching a special showing of “Avatar.”
Posted about 1 year ago
The making of three-dimensional nanostructured materials -- ones that have distinctive shapes and structures at scales of a few billionths of a meter -- has become a fertile area of research, producing materials that are useful for electronics, photonics, phononics and biomedi...
Posted about 1 year ago
BURLINGTON, Vt. - After only three years in business, 89 North won the prestigious 2011 Prism Award from the International Society for Optics and Photonics (SPIE) on Jan. 25. The award was for new products in the category of "Life Sciences and Biophotonics." The new ...
Posted over 1 year ago
Dr. Nestor Rigual and Dr. Sandra Gollnick, both of Roswell Park Cancer Institute, were recently elected to the board of directors of the Pan American Photodynamic Association.
Posted over 1 year ago
Laser light in combination with certain drugs - known as photodynamic therapy - can destroy cancer tumours, but is today used mostly to cure skin cancer. The reason that internal tumours are not treated with the method is that the technology does not exist to check that the pr...
Posted over 1 year ago
A new theory developed by Prof Gerrit van der Laan, from the Science & Technology Facilities Council (STFC) and Diamond Light Source, and published this week in the journal Physical Review Letters, provides a powerful sum rule that scientists can use to explore the properties ...
Posted over 1 year ago
New cases of the progressive sight loss condition, known as age-related macular degeneration, or AMD for short, are set to rise by a third in the UK over the next decade, reveals research published online in the British Journal of Ophthalmology.
Posted over 1 year ago
German chemists succeeded in producing a new kind of glass-ceramic with a nanocrystalline structure, which seems to be well suited to be used in dentistry due to their high strength and its optical characteristics. The glass chemists of Jena University recently published their...
Posted over 1 year ago
For modern biologists, the ability to capture high-quality, three-dimensional (3D) images of living tissues or organisms over time is necessary to answer problems in areas ranging from genomics to neurobiology and developmental biology. The better the image, the more detailed ...
Posted over 1 year ago
A Syracuse University researcher has developed a patent-pending robust process to manufacture stable suspensions of metal nanoparticles capable of capturing sunlight.
Posted over 1 year ago
"It's not brain surgery" is a phrase often uttered to dismiss a job's difficulty, but when the task actually is removing a brain tumor, even the slightest mistake could have serious health consequences. To help surgeons in such high-pressure situations, researchers from Prof. ...
Posted over 1 year ago
A new wireless device to help victims of spinal cord injury is receiving attention in the research community. Mesut Sahin, PhD, associate professor, in the department of biomedical engineering at NJIT, recently has published and presented news of his findings to develop micro-...
Posted over 1 year ago
(Medical Xpress) -- A team of neurobiologists around Andreas Lüthi at the Friedrich Miescher Institute of Biomedical Research has shown for the first time that cortex, the largest area of the brain that is typically associated with higher functions such as perception and ...
Posted over 1 year ago
(Medical Xpress) -- By developing a large scale gene expression map for retinal cell types, FMI Neurobiologists have been able to identify the cells in the retina, where the genes causing retinal diseases specifically act. This narrows down the search for a better understandin...
Posted over 1 year ago
Using a liquid laser, University of Michigan researchers have developed a better way to detect the slight genetic mutations that might predispose a person to a particular type of cancer or other diseases.
Posted over 1 year ago
A Rice University laboratory has found a way to turn common carbon fiber into graphene quantum dots, tiny specks of matter with properties expected to prove useful in electronic, optical and biomedical applications.
Posted over 1 year ago
QD Laser, Inc., the Institute for Nano Quantum Information Electronics, the University of Tokyo, and Fujitsu Laboratories Limited today announced the successful development of a high-power 532 nm-wavelength compact green laser module with high efficiency and high-speed modulat...
Posted over 1 year ago
Quantum dots, small semiconductor nanoparticles that fluoresce brightly with sharply defined colors, have tremendous promise as biomedical imaging agents except for one problem—most are made from potentially hazardous materials such as cadmium and selenium. Now, however, ...
Posted over 1 year ago
