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225 Results Found

  • Article
  • Open Access
8,267 Views
9 Pages

Data Autodiscovery—The Role of the OPD

  • Adrian J. M. Cox,
  • Andrew J. Milsted and
  • Christopher J. Gutteridge

The importance of open data and the benefits it can offer have received recognition on the international stage with the signing of the G8 Open Data Charter in June 2013. The charter has an early focus on 14 high value areas, including transport and e...

  • Article
  • Open Access
10 Citations
5,263 Views
11 Pages

25 January 2022

In this study, we present a highly integrated design of organic optoelectronic devices for Point-of-Need (PON) nitrite (NO2) measurement. The spectrophotometric investigation of nitrite concentration was performed utilizing the popular Griess...

  • Article
  • Open Access
3 Citations
3,623 Views
13 Pages

The Accurate and Exclusive Quantification of Somatic Cells in Raw Milk with an OPD-Cu2+ System-Based Colorimetric Method

  • Menghui Xie,
  • Meng Wang,
  • Siyuan Liu,
  • Yingying Liu,
  • Ziquan Wang,
  • Guoping Zhou and
  • Zhiwei Sui

12 September 2024

The somatic cell count (SCC) refers to the number of somatic cells present in each milliliter of raw milk and serves as a crucial indicator of dairy cow udder health and raw milk quality. Traditional SCC detection methods are often time-consuming, ex...

  • Article
  • Open Access
12 Citations
3,688 Views
14 Pages

Cupriavidus nantongensis X1T is a type strain of the genus Cupriavidus, that can degrade eight kinds of organophosphorus insecticides (OPs). Conventional genetic manipulations in Cupriavidus species are time-consuming, difficult, and hard to control....

  • Article
  • Open Access
21 Citations
3,979 Views
11 Pages

Reversal Effect of Oxypeucedanin on P-glycoprotein-mediated Drug Transport

  • Wei Dong,
  • Zhen-Gen Liao,
  • Guo-Wei Zhao,
  • Xue-Jing Guan,
  • Jing Zhang,
  • Xin-Li Liang and
  • Ming Yang

P-glycoprotein affects the transport of numerous drugs including chemotherapeutic drugs vincristine sulfate (VCR) and docetaxel (DTX), and is one of the main causes for multidrug resistance. Our previous studies have shown that oxypeucedanin (OPD) ca...

  • Feature Paper
  • Article
  • Open Access
10 Citations
7,444 Views
16 Pages

The participation of organisations of persons with disabilities (OPDs) is crucial at each stage of policy processes at the local, regional, and international levels. However, decision-making mechanisms have traditionally excluded OPDs, failing to con...

  • Article
  • Open Access
279 Views
16 Pages

24 February 2026

Multi-wavelength lensless microscopy enables high-speed, wide-field, and high-throughput imaging, making it highly attractive for modern biomedical applications. However, its practical performance is often limited by unreliable autofocusing and wavel...

  • Systematic Review
  • Open Access
3,959 Views
22 Pages

25 August 2025

Background/Objectives: Swallowing disorder(s), or oropharyngeal dysphagia (OPD), are very common in children with cerebral palsy (CP) and pose a significant risk to their health. Behavioural interventions are frequently recommended when targeting OPD...

  • Article
  • Open Access
3 Citations
2,830 Views
10 Pages

Individual- and Facility-Level Factors Associated with Facility Testing among Men in Malawi: Findings from a Representative Community Survey

  • Kelvin Balakasi,
  • Brooke E. Nichols,
  • Misheck Mphande,
  • Christian Stillson,
  • Shaukat Khan,
  • Pericles Kalande,
  • Isabella Robson,
  • Maria Sanena,
  • Khumbo Ng’ona and
  • Kathryn Dovel
  • + 2 authors

(1) Background: Men frequent outpatient departments (OPD) but are underrepresented in HIV testing services throughout sub-Saharan Africa. (2) Methods: We conducted a secondary analysis on data from a community-based survey with men in rural Malawi to...

  • Article
  • Open Access
6 Citations
2,049 Views
11 Pages

Dual-Channel Fluorescent/Colorimetric-Based OPD-Pd/Pt NFs Sensor for High-Sensitivity Detection of Silver Ions

  • Yuan Fang,
  • Shusen Ding,
  • Weiran Li,
  • Jingjing Zhang,
  • Hui Sun and
  • Xiaodong Lin

24 November 2023

Silver ions (Ag+) exist widely in various areas of human life, and the food contamination caused by them poses a serious threat to human health. Among the numerous methods used for the detection of Ag+, fluorescence and colorimetric analysis have att...

  • Article
  • Open Access
2,976 Views
15 Pages

3 March 2020

To improve the noise immunity of a dq frame based open-loop phase detection (OPD) under high-frequency noise grid conditions, this paper develops a detailed model to quantitatively evaluate the phase detection error and noise immunity. It is found th...

  • Review
  • Open Access
80 Citations
19,650 Views
33 Pages

13 February 2014

The rapid development of microfluidics and lab-on-a-chip (LoC) technologies have allowed for the efficient separation and manipulation of various biomaterials, including many diagnostically relevant species. Organic electronics have similarly enjoyed...

  • Review
  • Open Access
2,992 Views
25 Pages

Optical techniques to study neuronal activity have greatly advanced the field of neuroscience over recent decades. Multichannel silicon-based recording probes combined with optical fibers allow for simultaneous recording and manipulation of neuronal...

  • Article
  • Open Access
3 Citations
2,971 Views
13 Pages

Prevalence of Methicillin and β−Lactamase Resistant Pathogens Associated with Oral and Periodontal Disease of Children in Mymensingh, Bangladesh

  • Sharmin Sultana,
  • Rokshana Parvin,
  • Mst. Sonia Parvin,
  • Md. Taohidul Islam,
  • Abu Saleh Mahfuzul Bari and
  • Emdadul Haque Chowdhury

Oral and periodontal diseases (OPD) is considered one of the main problems of dentistry worldwide. This study aimed to estimate the prevalence of oral and periodontal pathogenic bacteria along with their antimicrobial resistance pattern in 131 childr...

  • Article
  • Open Access
6 Citations
3,711 Views
41 Pages

Highly Sensitive Measurement of Horseradish Peroxidase Using Surface-Enhanced Raman Scattering of 2,3-Diaminophenazine

  • Evgeniy G. Evtushenko,
  • Elizaveta S. Gavrilina,
  • Alexandra D. Vasilyeva,
  • Lyubov V. Yurina and
  • Ilya N. Kurochkin

8 February 2024

The development of various enzyme-linked immunosorbent assays (ELISAs) coupled with surface-enhanced Raman scattering (SERS) detection is a growing area in analytical chemistry due to their potentially high sensitivity. A SERS-based ELISA with horser...

  • Review
  • Open Access
Swiss Arch. Neurol. Psychiatry Psychother.2020, 171(5), 1-13;https://doi.org/10.4414/sanp.2020.03140 
(registering DOI)

3 October 2020

The historical development of psychodynamic psychiatry and its core principles were focussed on in the perspective of current research, especially of neuroscientific research. The three-dimensional model of psychodynamic and neuro- psychodynamic psyc...

  • Article
  • Open Access
2,056 Views
12 Pages

High-Detectivity Organic Photodetector with InP Quantum Dots in PTB7-Th:PC71BM Ternary Bulk Heterojunction

  • Eunki Baek,
  • Sung-Yoon Joe,
  • Hyunbum Kang,
  • Chanho Jeong,
  • Hyunjong Lee,
  • Insung Choi,
  • Sohee Kim,
  • Sangjun Park,
  • Dongwook Kim and
  • Youngjun Yun
  • + 3 authors

13 August 2025

Organic photodetectors (OPDs) offer considerable promise for low-power, solution-processable biosensing and imaging applications; however, their performance remains limited by spectral mismatch and interfacial trap states. In this study, a highly sen...

  • Article
  • Open Access
6 Citations
11,346 Views
14 Pages

A Hybrid Photoplethysmography (PPG) Sensor System Design for Heart Rate Monitoring

  • Farjana Akter Jhuma,
  • Kentaro Harada,
  • Muhamad Affiq Bin Misran,
  • Hin-Wai Mo,
  • Hiroshi Fujimoto and
  • Reiji Hattori

29 November 2024

A photoplethysmography (PPG) sensor is a cost-effective and efficacious way of measuring health conditions such as heart rate, oxygen saturation, and respiration rate. In this work, we present a hybrid PPG sensor system working in a reflective mode w...

  • Article
  • Open Access
6 Citations
3,000 Views
16 Pages

29 September 2022

Precise infrared (IR) optics are core elements of infrared cameras for thermal imaging and night vision applications and can be manufactured directly or using a replicative process. For instance, precision glass molding (PGM) is a replicative manufac...

  • Article
  • Open Access
14 Citations
3,707 Views
12 Pages

Low-Finesse Fabry–Pérot Interferometers Applied in the Study of the Relation between the Optical Path Difference and Poles Location

  • José Trinidad Guillen Bonilla,
  • Héctor Guillen Bonilla,
  • Verónica María Rodríguez Betancourtt,
  • María Eugenia Sánchez Morales,
  • Juan Reyes Gómez,
  • Antonio Casillas Zamora and
  • Alex Guillen Bonilla

13 January 2020

Interferometry sensors are frequently analyzed by applying the Fourier transform because the transformation separates all frequency components of its signal, making its study on a complex plane feasible. In this work, we study the relation between th...

  • Article
  • Open Access
49 Citations
5,407 Views
15 Pages

Rapid Biodegradation of the Organophosphorus Insecticide Chlorpyrifos by Cupriavidus nantongensis X1T

  • Taozhong Shi,
  • Liancheng Fang,
  • Han Qin,
  • Yifei Chen,
  • Xiangwei Wu and
  • Rimao Hua

Chlorpyrifos was one of the most widely used organophosphorus insecticides and the neurotoxicity and genotoxicity of chlorpyrifos to mammals, aquatic organisms and other non-target organisms have caused much public concern. Cupriavidus nantongensis X...

  • Article
  • Open Access
3 Citations
2,310 Views
20 Pages

Novel Compact Polarized Martian Wind Imaging Interferometer

  • Chunmin Zhang,
  • Yanqiang Wang,
  • Biyun Zhang,
  • Tingyu Yan,
  • Zeyu Chen and
  • Zhengyi Chen

9 October 2023

The Mars Atmospheric Wind Imaging Interferometer offers several advantages, notably its high throughput, enabling the acquisition of precise and high vertical resolution data on the temperature and wind fields in the Martian atmosphere. Considering t...

  • Article
  • Open Access
38 Citations
9,742 Views
12 Pages

Promoting OPD Patient Satisfaction through Different Healthcare Determinants: A Study of Public Sector Hospitals

  • Abid Hussain,
  • Muhammad Asif,
  • Arif Jameel,
  • Jinsoo Hwang,
  • Noman Sahito and
  • Shahida Kanwel

Patient satisfaction is a core tool for measuring the performance of the hospitals as well as the service provider and the services that they are providing to the patients. The aim of this research is to evaluate how information received, medical equ...

  • Article
  • Open Access
38 Citations
9,772 Views
9 Pages

The satisfaction of the patient is believed to be one of the preferred results of healthcare, and it is directly connected with the usage of health services. This study aimed to assess how doctor services, nurses’ services, and waiting time pre...

  • Article
  • Open Access
16 Citations
8,580 Views
10 Pages

Persistent Symptoms in Post-COVID-19 Patients Attending Follow-Up OPD at Sukraraj Tropical and Infectious Disease Hospital (STIDH), Kathmandu, Nepal

  • Anup Bastola,
  • Richa Nepal,
  • Bikesh Shrestha,
  • Kijan Maharjan,
  • Sanjay Shrestha,
  • Bimal Sharma Chalise and
  • Jenish Neupane

The long-term effects of COVID-19 among survivors is a matter of concern. This research aimed to study persistent symptoms in post-COVID-19 patients attending a follow-up clinic at a tertiary care hospital in Nepal. All patients, presenting to the ou...

  • Article
  • Open Access
23 Citations
4,030 Views
15 Pages

23 January 2020

Oxypeucedanin (OPD), a furocoumarin compound from Angelica dahurica (Umbelliferae), exhibits potential antiproliferative activities in human cancer cells. However, the underlying molecular mechanisms of OPD as an anticancer agent in human hepatocellu...

  • Review
  • Open Access
74 Citations
14,148 Views
48 Pages

7 November 2023

The promising field of organic electronics has ushered in a new era of biosensing technology, thus offering a promising frontier for applications in both medical diagnostics and environmental monitoring. This review paper provides a comprehensive ove...

  • Article
  • Open Access
18 Citations
5,267 Views
13 Pages

This paper presents a comprehensive investigation of the various parameters involved in the fabrication of a molecularly imprinted polymer (MIP) sensor for the detection of cortisol. Parameters such as monomer concentration, electropolymerization cyc...

  • Systematic Review
  • Open Access
11 Citations
6,244 Views
52 Pages

1 August 2023

Background: The COVID-19 pandemic disrupted global healthcare systems, requiring rapid adaptations. This study evaluates the impact on health systems and services in India during the peak of the first wave and its aftermath. It analyses disruptions,...

  • Article
  • Open Access
55 Citations
12,484 Views
12 Pages

Fully Printed Flexible Single-Chip RFID Tag with Light Detection Capabilities

  • Aniello Falco,
  • Jose F. Salmerón,
  • Florin C. Loghin,
  • Paolo Lugli and
  • Almudena Rivadeneyra

8 March 2017

A printed passive radiofrequency identification (RFID) tag in the ultra-high frequency band for light and temperature monitoring is presented. The whole tag has been manufactured by printing techniques on a flexible substrate. Antenna and interconnec...

  • Article
  • Open Access
5 Citations
5,070 Views
13 Pages

Surface Investigation on Electrochemically Deposited Lead on Gold

  • Alicja Szczepanska,
  • Gary Wan,
  • Mattia Cattelan,
  • Neil A. Fox and
  • Natasa Vasiljevic

17 January 2019

Electrodeposition of Pb on Au has been of interest for the variety of surface phenomena such as the UnderPotential Deposition (UPD) and surface alloying. Here, we examined the interface between the electrodeposited Pb film on Au, using surface sensit...

  • Communication
  • Open Access
18 Citations
5,018 Views
9 Pages

Impaired Ciliary Beat Frequency and Ciliogenesis Alteration during Airway Epithelial Cell Differentiation in COPD

  • Julien Ancel,
  • Randa Belgacemi,
  • Zania Diabasana,
  • Jeanne-Marie Perotin,
  • Arnaud Bonnomet,
  • Maxime Dewolf,
  • Claire Launois,
  • Pauline Mulette,
  • Gaëtan Deslée and
  • Valérian Dormoy
  • + 1 author

Chronic obstructive pulmonary disease (COPD) is a frequent respiratory disease. However, its pathophysiology remains partially elucidated. Epithelial remodeling including alteration of the cilium is a major hallmark of COPD, but specific assessments...

  • Article
  • Open Access
3 Citations
1,799 Views
13 Pages

14 September 2024

The promising possibility of an organic photodetector (OPD) is emerging in the field of sensing applications for its tunable absorption range, flexibility, and large-scale fabrication abilities. In this work, we fabricated a bulk heterojunction OPD w...

  • Article
  • Open Access
6 Citations
2,956 Views
15 Pages

22 March 2024

Optical interferometers are the main elements of interferometric sensing and measurement systems. Measuring their optical path difference (OPD) in real time and evaluating the measurement uncertainty are key to optimizing system noise and ensuring sy...

  • Article
  • Open Access
596 Views
17 Pages

Outcomes Following Radiotherapy for Oligoprogressive NSCLC on Immune Checkpoint Inhibitors: A Real-World, Multinational Experience

  • Umair Mahmood,
  • Eleni Josephides,
  • Nicholas Coupe,
  • Daniel Smith,
  • Shahreen Ahmad,
  • Omar Al-Salihi,
  • Sze M. Mak,
  • Meenali Chitnis,
  • Alexandros Georgiou and
  • Michael Skwarski
  • + 5 authors

25 December 2025

Purpose: We conducted the largest multinational review to date evaluating outcomes following radiotherapy for non-small cell lung carcinoma (NSCLC) patients with oligoprogressive disease (OPD) on immune checkpoint inhibitors (ICIs). Methods: Patients...

  • Article
  • Open Access
20 Citations
2,727 Views
10 Pages

A Comparative Study of Laparoscopic versus Open Pancreaticoduodenectomy for Ampulla of Vater Carcinoma

  • Daegwang Yoo,
  • Ki Byung Song,
  • Jong Woo Lee,
  • Kyungyeon Hwang,
  • Sarang Hong,
  • Dakyum Shin,
  • Dae Wook Hwang,
  • Jae Hoon Lee,
  • Woohyung Lee and
  • Song Cheol Kim
  • + 3 authors

13 July 2020

Several studies have compared laparoscopic pancreaticoduodenectomy (LPD) and open pancreaticoduodenectomy (OPD) in patients with periampullary carcinoma; however, only a few studies have made such a comparison on patients with ampulla of Vater cancer...

  • Article
  • Open Access
5 Citations
5,525 Views
11 Pages

Clinical Use of an Order Protocol for Distress in Pediatric Palliative Care

  • Marc-Antoine Marquis,
  • Lysanne Daoust,
  • Edith Villeneuve,
  • Thierry Ducruet,
  • Nago Humbert and
  • France Gauvin

Several children receiving palliative care experience dyspnea and pain. An order protocol for distress (OPD) is available at Sainte-Justine Hospital, aimed at alleviating respiratory distress, pain and anxiety in pediatric palliative care patients. T...

  • Article
  • Open Access
18 Citations
3,287 Views
19 Pages

Comparison of Minimally Invasive versus Open Pancreatoduodenectomy for Pancreatic Ductal Adenocarcinoma: A Propensity Score Matching Analysis

  • Jaewoo Kwon,
  • Ki Byung Song,
  • Seo Young Park,
  • Dakyum Shin,
  • Sarang Hong,
  • Yejong Park,
  • Woohyung Lee,
  • Jae Hoon Lee,
  • Dae Wook Hwang and
  • Song Cheol Kim

15 April 2020

Background: Few studies have compared perioperative and oncological outcomes between minimally invasive pancreatoduodenectomy (MIPD) and open pancreatoduodenectomy (OPD) for pancreatic ductal adenocarcinoma (PDAC). Methods: A retrospective review of...

  • Review
  • Open Access
41 Citations
8,924 Views
32 Pages

As a promising candidate for next-generation photodetectors, organic photodetectors (OPDs) have gained increasing interest as they offer cost-effective fabrication methods using solution processes and a tunable spectral response range, making them pa...

  • Article
  • Open Access
77 Citations
5,039 Views
16 Pages

8 November 2018

Natural medicinal plants are multi-targeted in nature and their anti-cancer activities are also complex and varied, thus requiring a more systematic analysis of their modes of action. Since the activation of signal transducer and activator of transcr...

  • Article
  • Open Access
9 Citations
9,449 Views
10 Pages

17 September 2015

A novel organic optical sensor that integrates a front organic light-emitting diode (OLED) and an organic photodiode (OPD) is demonstrated. The stripe-shaped cathode is used in the OLED components to create light signals, while the space between the...

  • Review
  • Open Access
19 Citations
4,603 Views
12 Pages

Oligoprogression in Non-Small Cell Lung Cancer

  • Daijiro Harada and
  • Nagio Takigawa

20 November 2021

We reviewed the literature on oligoprogressive disease (OPD) and local ablative therapy (LAT) in patients with advanced non-small cell lung cancer (NSCLC). The frequency of OPD varies depending on its definition and is estimated to be between 15–47%....

  • Article
  • Open Access
269 Views
16 Pages

With the increasing adoption of regenerative braking technology in electric vehicles (EVs), one-pedal driving (OPD) mode has become a prevalent feature. While OPD offers technical advantages in energy efficiency, its implications for driver behavior...

  • Article
  • Open Access
2 Citations
4,904 Views
26 Pages

8 February 2025

Technology-enhanced teaching (TET) is most effective when integrated meaningfully into classroom settings. Teachers require technological pedagogical knowledge (TPK) to achieve this integration. This study details the development and evaluation of an...

  • Article
  • Open Access
19 Citations
4,523 Views
15 Pages

Pilot Off-Peak Delivery Program in the Region of Peel

  • Kianoush Mousavi,
  • Sabrina Khan,
  • Sabbir Saiyed,
  • Glareh Amirjamshidi and
  • Matthew J. Roorda

29 December 2020

Off-peak delivery (OPD) is the delivery of goods during the evening and overnight hours. This strategy has the potential to alleviate peak period congestion, improve efficiency of delivery firms, and reduce emissions. This paper investigates benefits...

  • Review
  • Open Access
69 Views
15 Pages

Oligoprogression in NSCLC with Other Actionable Oncogenic Drivers Beyond EGFR and ALK: An Emerging Entity

  • Ilaria Mariangela Scaglione,
  • Adele Bonato,
  • Alessandra Dodi,
  • Marco Sposito,
  • Serena Eccher,
  • Alice Avancini,
  • Daniela Tregnago,
  • Jessica Insolda,
  • Michele Milella and
  • Lorenzo Belluomini
  • + 1 author

Oligoprogressive disease (OPD) in non-small-cell lung cancer (NSCLC) is a clinical entity with peculiar behavior and treatment. OPD patients, during systemic therapy, may receive local ablative treatment (LAT) with survival benefit. The importance of...

  • Feature Paper
  • Review
  • Open Access
49 Citations
16,242 Views
35 Pages

Organic Photodetectors in Analytical Applications

  • Eeshita Manna,
  • Teng Xiao,
  • Joseph Shinar and
  • Ruth Shinar

23 September 2015

This review focuses on the utilization of organic photodetectors (OPDs) in optical analytical applications, highlighting examples of chemical and biological sensors and lab-on-a-chip spectrometers. The integration of OPDs with other organic optical s...

  • Article
  • Open Access
2 Citations
1,921 Views
11 Pages

20 November 2024

We investigate the inorganic/organic hybrid vertical phototransistor (VPT) by integrating an atomic layer deposition-processed ZnO (ALD-ZnO) transistor with a prototype poly(3-hexylthiophene):[6,6]-phenyl-C61-butyric acid methyl ester (P3HT:PC61BM) b...

  • Article
  • Open Access
16 Citations
4,905 Views
14 Pages

Realizing Broadband NIR Photodetection and Ultrahigh Responsivity with Ternary Blend Organic Photodetector

  • Yang-Yen Yu,
  • Yan-Cheng Peng,
  • Yu-Cheng Chiu,
  • Song-Jhe Liu and
  • Chih-Ping Chen

18 April 2022

With the advancement of portable optoelectronics, organic semiconductors have been attracting attention for their use in the sensing of white and near-infrared light. Ideally, an organic photodiode (OPD) should simultaneously display high responsivit...

  • Review
  • Open Access
20 Citations
8,526 Views
32 Pages

Recent Advances in Organic Photodetectors

  • Jintao Zou,
  • Shuo Zhang and
  • Xin Tang

28 October 2024

Organic photodetectors (OPDs) have garnered significant attention in fields such as image sensing, health monitoring, and wearable devices due to their exceptional performance. This review summarizes recent research advancements in materials, structu...

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