Dual-wavelength-assisted thermal hemostasis for treatment of benign prostate hyperplasia.

abstract：:Nanofluidics enables the imaging of stretched single molecules with potential applications for single molecule sequence mapping. Lab-on-a-chip devices for single cell trapping and lyzing, genomic DNA extraction from single cells, and optical mapping of genomic length DNA has been demonstrated separately. Yet the pursu...

journal_title：Journal of biophotonics

authors： Marie R,Kristensen A

更新日期：2012-08-01 00:00:00

abstract：:Osteocytes are the most abundant cells in bone and always the focus of bone research. They are embedded in the highly scattering mineralized bone matrix. Consequently, visualizing osteocytes deep in bone with subcellular resolution poses a major challenge for in vivo bone research. Here we overcome this challenge by d...

journal_title：Journal of biophotonics

authors： Wang K,Du Y,Liu H,Gan M,Tong S,Wen W,Zhuang Z,Qiu P

更新日期：2019-04-01 00:00:00

abstract：:This paper comments on the article "Retinal pulse wave velocity measurement using spectral-domain optical coherence tomography" by Qian Li et al. The authors propose a method to determine the pulse wave velocity in retinal arteries and veins. This method should enable a noninvasive determination of biomechanical prope...

journal_title：Journal of biophotonics

authors： Spahr H,Hillmann D,Pfäffle C,Hüttmann G

更新日期：2018-02-01 00:00:00

abstract：:Diffuse reflectance spectroscopy is a rapidly growing technology in the biophotonics community where it has shown promise in its ability to classify different tissues. In the steady-state domain a wide spectrum of clinical applications is supported with this technology ranging from diagnostic to guided interventions. ...

journal_title：Journal of biophotonics

authors： Bydlon TM,Nachabé R,Ramanujam N,Sterenborg HJ,Hendriks BH

更新日期：2015-01-01 00:00:00

abstract：:The class of PEGylated emulsifiers finds broad application in the pharmaceutical and cosmetic industry. We target on one of the categories of polyethylene glycol (PEG) alkyl ethers with different lipophilic and hydrophilic chain length and aim to examine their effects on the skin comprehensively. In this study, we emp...

journal_title：Journal of biophotonics

authors： Liu Y,Lunter DJ

更新日期：2020-12-01 00:00:00

abstract：:For the screening purposes urine is an especially attractive biofluid, since it offers easy and noninvasive sample collection and provides a snapshot of the whole metabolic status of the organism, which may change under different pathological conditions. Raman spectroscopy (RS) has the potential to monitor these chang...

journal_title：Journal of biophotonics

authors： Žukovskaja O,Ryabchykov O,Straßburger M,Heinekamp T,Brakhage AA,Hennings CJ,Hübner CA,Wegmann M,Cialla-May D,Bocklitz TW,Weber K,Popp J

更新日期：2020-01-01 00:00:00

abstract：:The fluorescence lifetime of nicotinamide adenine dinucleotide (NADH) is commonly used in conjunction with the phasor approach as a molecular biomarker to provide information on cellular metabolism of autofluorescence imaging of cells and tissue. However, in the phasor approach, the bound and free lifetime defining th...

journal_title：Journal of biophotonics

authors： Ranjit S,Malacrida L,Stakic M,Gratton E

更新日期：2019-11-01 00:00:00

abstract：:We develop a confocal system equipped with optimal elliptical apertures to improve axial point spread function and signal-to-background ratio (SBR) for different detector sizes. By adjusting the parameters of the elliptical apertures, the axial half width at half-maximum can be reduced to 4.986 (described in optical c...

journal_title：Journal of biophotonics

authors： Tang H,Wu C,Gong W,Zheng Y,Zhu X,Wang J,Si K

更新日期：2018-05-01 00:00:00

abstract：:We present a noninvasive and noncontacting biosensor using Wavelength Modulated Differential Photothermal Radiometry (WM-DPTR) to monitor blood glucose concentration (BGC) through interstitial fluid (ISF) probing in human middle fingers. WM-DPTR works in the interference-free mid-infrared range with differential wavel...

journal_title：Journal of biophotonics

authors： Guo X,Zhang D,Shojaei-Asanjan K,Sivagurunathan K,Melnikov A,Song P,Mandelis A

更新日期：2019-07-01 00:00:00

abstract：:We introduce a unique method for laser-propelling individual cells over distances of 10s of cm through stationary liquid in a microfluidic channel. This is achieved by using liquid-filled hollow-core photonic crystal fiber (HC-PCF). HC-PCF provides low-loss light guidance in a well-defined single mode, resulting in hi...

journal_title：Journal of biophotonics

authors： Unterkofler S,Garbos MK,Euser TG,St J Russell P

更新日期：2013-09-01 00:00:00

abstract：:In vivo imaging of cerebral vasculature is highly vital for clinicians and medical researchers alike. For a number of years non-invasive optical-based imaging of brain vascular network by using standard fluorescence probes has been considered as impossible. In the current paper controverting this paradigm, we present ...

journal_title：Journal of biophotonics

authors： Kalchenko V,Israeli D,Kuznetsov Y,Meglinski I,Harmelin A

更新日期：2015-11-01 00:00:00

abstract：:Modified nucleoside in urine samples is one of the most common biomarkers for cancer screening. Therefore, we developed a novel detection method for modified nucleoside detection in human urine. In this work, the modified nucleoside from real cancer patient's urine samples was first separated and purified using the af...

journal_title：Journal of biophotonics

authors： Lin X,Wang L,Lin H,Lin D,Lin J,Liu X,Qiu S,Xu Y,Chen G,Feng S

更新日期：2019-04-01 00:00:00

abstract：:The investigation of lung dynamics on alveolar scale is crucial for the understanding and treatment of lung diseases, such as acute lung injury and ventilator induced lung injury, and to promote the development of protective ventilation strategies. One approach to this is the establishment of numerical simulations of ...

journal_title：Journal of biophotonics

authors： Kirsten L,Gaertner M,Schnabel C,Meissner S,Koch E

更新日期：2013-02-01 00:00:00

abstract：:Optical sectioning endoscopy such as confocal endoscopy offers capabilities to obtain three-dimensional (3D) information from various biological samples by discriminating between the desired in-focus signals and out-of-focus background. However, in general confocal images are formed through point-by-point scanning and...

journal_title：Journal of biophotonics

authors： Lin WT,Lin CY,Singh VR,Luo Y

更新日期：2018-11-01 00:00:00

abstract：:Solar radiation exposure is recognised to be a significant contributor to the development of skin cancer. Monitoring the simultaneous and consecutive mechanisms of interaction could provide a greater understanding of the process of photocarcinogenesis. This work presents an analysis of the biochemical and morphologica...

journal_title：Journal of biophotonics

authors： Lopez-Gonzalez U,Casey A,J Byrne H

更新日期：2020-10-24 00:00:00

abstract：:Low-level laser therapy (LLLT) is known to enhance mitochondrial electron transfer and ATP production; thus, this study asked whether LLLT could stimulate the oxidative burst in human neutrophils (PMN) and improve their ability to kill microorganisms. Blood from healthy human subjects was collected and PMN were isolat...

journal_title：Journal of biophotonics

authors： Cerdeira CD,Lima Brigagão MR,Carli ML,de Souza Ferreira C,de Oliveira Isac Moraes G,Hadad H,Costa Hanemann JA,Hamblin MR,Sperandio FF

更新日期：2016-12-01 00:00:00

abstract：:Compared to conventional techniques, Laser surgery procedures provide a number of advantages, but may be associated with an increased risk of iatrogenic damage to important anatomical structures. The type of tissue ablated in the focus spot is unknown. Laser-Induced Breakdown-Spectroscopy (LIBS) has the potential to g...

journal_title：Journal of biophotonics

authors： Rohde M,Mehari F,Klämpfl F,Adler W,Neukam FW,Schmidt M,Stelzle F

更新日期：2017-10-01 00:00:00

abstract：:Photodynamic inactivation (PDI) is a promising alternative for combating infections caused by antimicrobial resistant bacteria. Pneumonias are among the most worrisome infections because of their high-mortality rate. Previous studies have demonstrated the feasibility of using PDI with extracorporeal light to treat pne...

journal_title：Journal of biophotonics

authors： Kassab G,Cheburkanov V,Willis J,Moule MG,Kurachi C,Yakovlev V,Cirillo JD,Bagnato VS

更新日期：2020-10-01 00:00:00

abstract：:The ability to provide quantitative, objective and automated pathological analysis would provide enormous benefits for national cancer screening programmes, in terms of both resource reduction and improved patient wellbeing. The move towards molecular pathology through spectroscopic methods shows great promise, but ha...

journal_title：Journal of biophotonics

authors： Woolford L,Chen M,Dholakia K,Herrington CS

更新日期：2018-04-01 00:00:00

abstract：:Semen analysis is performed for evaluation of fertility disorders, however it is susceptible to subjectivity of investigators, and lacking of objective criterion for sperm cell quality remains a problem. There is an ongoing debate on which criteria should be employed to define normal spermatozoa. Here, the aim of our ...

journal_title：Journal of biophotonics

authors： Huang Z,Chen G,Chen X,Wang J,Chen J,Lu P,Chen R

更新日期：2014-09-01 00:00:00

abstract：:Alveolar type II (ATII) cells in the peripheral human lung spontaneously differentiate toward ATI cells, thus enabling air-blood barrier formation. Here, linear Raman and coherent anti-Stokes Raman scattering (CARS) microscopy are applied to study cell differentiation of freshly isolated ATII cells. The Raman spectra ...

journal_title：Journal of biophotonics

authors： Vukosavljevic B,Hittinger M,Hachmeister H,Pilger C,Murgia X,Gepp MM,Gentile L,Huwer H,Schneider-Daum N,Huser T,Lehr CM,Windbergs M

更新日期：2019-06-01 00:00:00

abstract：:Surface-enhanced Raman scattering (SERS) spectroscopy possesses the most promising advantage of multiplex detection for biosensing applications, which is achieved due to the narrow 'fingerprint' Raman spectra from the analyte molecules. We developed an ultrasensitive platform for the multiplex detection of cancer biom...

journal_title：Journal of biophotonics

authors： Dinish US,Balasundaram G,Chang YT,Olivo M

更新日期：2014-11-01 00:00:00

abstract：:A multiple exposure laser speckle contrast imaging (MELSCI) setup for visualizing blood perfusion was developed using a field programmable gate array (FPGA), connected to a 1000 frames per second (fps) 1-megapixel camera sensor. Multiple exposure time images at 1, 2, 4, 8, 16, 32 and 64 milliseconds were calculated by...

journal_title：Journal of biophotonics

authors： Hultman M,Fredriksson I,Larsson M,Alvandpour A,Strömberg T

更新日期：2018-02-01 00:00:00

abstract：:Photodynamic inactivation of bacteria (PDIB) is considered a new approach for the struggle against multiresistant bacteria. To achieve a sufficient level of bacteria killing, the photosensitizer must attach to and/or penetrate the bacteria and generate a sufficiently high amount of singlet oxygen. To optimize PDIB, th...

journal_title：Journal of biophotonics

authors： Regensburger J,Maisch T,Felgenträger A,Santarelli F,Bäumler W

更新日期：2010-06-01 00:00:00

abstract：:We investigate the optical wavelength dependence in quantitative photoacoustic (QPA) assessment of red blood cell (RBC) aggregation and oxygen saturation (sO2 ) during pulsatile blood flow. Experimentally, the pulsatile flow was imaged with a 700 to 900 nm laser using the VevoLAZR. Theoretically, the photoacoustic (PA...

journal_title：Journal of biophotonics

authors： Bok TH,Hysi E,Kolios MC

更新日期：2018-08-01 00:00:00

abstract：:Pancreatic islet isolation from donor pancreases is an essential step for the transplantation of insulin-secreting β-cells as a therapy to treat type 1 diabetes mellitus. This process however damages islet basement membranes, which can lead to islet dysfunction or death. Posttransplantation, islets are further stresse...

journal_title：Journal of biophotonics

authors： Zbinden A,Carvajal Berrio DA,Urbanczyk M,Layland SL,Bosch M,Fliri S,Lu CE,Jeyagaran A,Loskill P,Duffy GP,Schenke-Layland K

更新日期：2020-12-01 00:00:00

abstract：:The purpose of this study was to evaluate early vascular and tomographic changes in the retina of diabetic patients using artificial intelligence (AI). The study included 74 age-matched normal eyes, 171 diabetic eyes without retinopathy (DWR) eyes and 69 mild non-proliferative diabetic retinopathy (NPDR) eyes. All pat...

journal_title：Journal of biophotonics

authors： Govindaswamy N,Ratra D,Dalan D,Doralli S,Tirumalai AA,Nagarajan R,Mochi T,Shetty N,Sinha Roy A

更新日期：2020-09-01 00:00:00

abstract：:5-aminolevulinic acid (ALA) and its methylated ester (MAL) are the most common topical agents used in photodynamic therapy (PDT) as precursors of the photosensitizer protoporphyrin IX (PpIX). The induction of newly PpIX depends on incubation time of each photosensitizer in the tissue and the presence of high intralesi...

journal_title：Journal of biophotonics

authors： Lima CA,Goulart VP,Bechara EJ,Correa L,Zezell DM

更新日期：2016-12-01 00:00:00

abstract：:Laser therapy, also known as Photobiomodulation (PBM) is indicated to reduce pain associated with different pathologies and applied using protocols that vary in wavelength, irradiance and fluence. Its mechanisms of action are still unclear and possibly able to directly impact on pain transmission, reducing nociceptor ...

journal_title：Journal of biophotonics

authors： Zupin L,Ottaviani G,Rupel K,Biasotto M,Zacchigna S,Crovella S,Celsi F

更新日期：2019-10-01 00:00:00

abstract：:Several studies have demonstrated the potential of cross-polarization optical coherence tomography (CP-OCT) to quantify the severity of early caries lesions (tooth decay) on tooth surfaces. The purpose of this study is to show that 2D images of the lesion depth and the integrated reflectivity can be used to accurately...

journal_title：Journal of biophotonics

authors： Chan KH,Chan AC,Fried WA,Simon JC,Darling CL,Fried D

更新日期：2015-01-01 00:00:00