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Showing 20 of 399 academic articles

High-quality read-based phasing of cystic fibrosis cohort informs genetic understanding of disease modification

Scott Mastromatteo, Angela Chen, Jiafen Gong, Fan Lin et al. • HGG Advances (2023)

Summary: Phasing of heterozygous alleles is critical for interpretation of cis-effects of disease-relevant variation. We sequenced 477 individuals with cystic fibrosis (CF) using linked-read sequencing, which display an average phase block ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.xhgg.2022.100156

The estimation of canopy attributes from digital cover photography by two different image analysis methods

Chianucci F, Chiavetta U, Cutini A • iForest - Biogeosciences and Forestry (2014)

Proximal sensing methods using digital photography have gained wide acceptance for describing and quantifying canopy properties. Digital hemispherical photography (DHP) is the most widely used photographic technique for canopy description. ...

DOAJ Open Access (DOAJ) DOI: 10.3832/ifor0939-007

Comparative analysis of chemical toxicological studies of pregabalin in neuropathic pain management (review)

Nargiz Parkhatkyzy, Alma Shukirbekova, Zumrad Usmanalieva, Kundyzay Mirzakir et al. • Journal of Pharmacy & Pharmacognosy Research (2026)

Context: The use of pregabalin in neuropathic pain management has been increasingly associated with concerns regarding toxicity, particularly in cases of overdose, misuse, and co-exposure with central nervous system depressants. In parallel...

DOAJ Open Access (DOAJ) DOI: 10.56499/jppres_14.3.2550

Detection Techniques for Synthetic Cannabinoids in Body Fluids and Tissues: A Systematic Review

Sachil Kumar, Tulsidas R. Baggi • Journal of Forensic Science and Medicine (2026)

Synthetic cannabinoids (SCs), originally developed for research purposes in the 1960s, have emerged as a significant concern in clinical and forensic toxicology due to their widespread abuse and unpredictable toxicological effects. These co...

DOAJ Open Access (DOAJ) DOI: 10.4103/jfsm.jfsm_128_25

A sustainable supramolecular deep eutectic solvent system for dispersive liquid–liquid microextraction followed by HPLC for the determination of melamine in milk samples

Modar Sadek, Nazira Sarkis, George Jangi • Results in Chemistry (2026)

This work presents the development and application of an innovative green supramolecular deep eutectic solvent (SUPRADES)-based DLLME approach for the extraction and quantification of melamine in milk matrices. For this purpose, thymol and ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.rechem.2026.103057

ETNK1 mutations induce a mutator phenotype that can be reverted with phosphoethanolamine

Diletta Fontana, Mario Mauri, Rossella Renso, Mattia Docci et al. • Nature Communications (2020)

ETNK1 mutations are recurrent in leukemia but how they contribute to oncogenesis is still unclear. Here, the authors show that ETNK1 mutations increase mitochondrial activity, ROS and H2AX levels and that these effects can be rescued upon p...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41467-020-19721-w

Development and Comprehensive Diverse-Matrix Evaluation of Four PAHs Using Solvent-Modified QuEChERS-GC-MS with Freeze-Out

Kyung-Jik Lim, Hyun-Jun Kim, Yu-Jin Heo, Han-Seung Shin • Foods (2025)

Polycyclic aromatic hydrocarbons (PAHs) are recognized carcinogens that enter the food chain through pre-existing environmental contamination (air, water, soil), and their formation and accumulation during food preparation and processing in...

DOAJ Open Access (DOAJ) DOI: 10.3390/foods14172979

Effect of zero-valent iron on Rhizobium sp. cells isolated from cadmium-contaminated sites after remediation by zero-valent iron

Nuiyen Aussanee, Khumin Vinta, Wichai Siriwan • BIO Web of Conferences (2025)

Cadmium contamination found in paddy fields in the Maesot District of Tak Province, Thailand. This area was remediated using 50mg/L of ZVI. The study aimed to isolate and identify soil bacteria in the soil and rice roots and to investigate ...

DOAJ Open Access (DOAJ) DOI: 10.1051/bioconf/202516403001

Permanent demand excess as business strategy: an analysis of the Brazilian higher-education market

Rodrigo Menon Simões Moita, Carlos Eduardo Lobo e Silva, Eduardo de Carvalho Andrade • RAUSP: Revista de Administração da Universidade de São Paulo (2015)

Many Higher Education Institutions (HEIs) establish tuition below the equilibrium price to generate permanent demand excess. This paper first adapts Becker’s (1991) theory to understand why the HEIs price in this way. The fact that students...

DOAJ Open Access (DOAJ) DOI: 10.5700/rausp1181

An analysis of the Indian Economy during the three COVID-19 pandemic waves

Hasnan Baber, Muneer Shaik, Himani Gupta • Technological and Economic Development of Economy (2024)

The objective of the study was to examine the effects of the COVID-19 pandemic on India’s economy. The analysis focused on several economic metrics, including stock market prices, the rupee’s value in relation to the US dollar, economic act...

DOAJ Open Access (DOAJ) DOI: 10.3846/tede.2024.21872

Supply chain coordination in contract farming under yield uncertainty and alternative agricultural subsidy policies

Dan Liu, Tong Zhao • Frontiers in Sustainable Food Systems (2026)

Food grain subsidies and contract farming are two important institutional arrangements for stabilizing agricultural production and improving farmers' incomes. However, the effectiveness of these policies and organizational arrangements depe...

DOAJ Open Access (DOAJ) DOI: 10.3389/fsufs.2026.1910949

Agent-based multi-tier SLA negotiation for intercloud

Lin Li, Li Liu, Shalin Huang, Shibiao Lv et al. • Journal of Cloud Computing: Advances, Systems and Applications (2022)

Abstract The evolving intercloud enables idle resources to be traded among cloud providers to facilitate utilization optimization and to improve the cost-effectiveness of the service for cloud consumers. However, several challenges are rais...

DOAJ Open Access (DOAJ) DOI: 10.1186/s13677-022-00286-6

Advanced engineering mathematics

• Choice Reviews Online (1998)

PART A: ORDINARY DIFFERENTIAL EQUATIONS (ODE'S). Chapter 1. First-Order ODE's. Chapter 2. Second Order Linear ODE's. Chapter 3. Higher Order Linear ODE's. Chapter 4. Systems of ODE's Phase Plane, Qualitative Methods. Chapter 5. Series Solut...

OPENALEX DOI: https://doi.org/10.5860/choice.35-5129

Tridiagonal matrices representations of generalized bivariate complex polynomials

K. L. Verma • Journal of Innovative Applied Mathematics and Computational Sciences (2026)

This paper introduces a closed-form expression for generalized bivariate complex polynomials using a tridiagonal determinant in symbolic form. Subsequences with even and odd indices are also represented as tridiagonal determinants. Furtherm...

DOAJ Open Access (DOAJ) DOI: 10.58205/jiamcs.v6i1.1958

Semi-Analytical Option Pricing Under Double Heston Jump-Diffusion Hybrid Model

Rehez Ahlip, Laurence A. F. Park, Ante Prodan • Journal of Mathematical Sciences and Modelling (2018)

We examine European call options in the jump-diffusion version of the Double Heston stochastic volatility model for the underlying price process to provide a more flexible model for the term structure of volatility. We assume, in addition, ...

DOAJ Open Access (DOAJ) DOI: 10.33187/jmsm.432019

The Mathematics of Diffusion

I. I. Berenblut • Physics Bulletin (1956)

By J. Crank London: Oxford University Press. Pp.347 + vi. Price 50s. This book presents a full account of the differential equations applicable to many diffusion problems. Analytical discussions are given of a wide variety of problems, and ...

OPENALEX Open Access DOI: https://doi.org/10.1088/0031-9112/7/10/004

Coordination of Plug-In Electric Vehicle Charging in a Stochastic Framework: A Decentralized Tax/Incentive-Based Mechanism to Reach Global Optimality

Simone Balmelli, Francesco Moresino • Mathematics (2023)

We address the problem of charging plug-in electric vehicles (PEVs) in a decentralized way and under stochastic dynamics affecting the real-time electricity tariff. The model is formulated as a Nash equilibrium seeking problem, where player...

DOAJ Open Access (DOAJ) DOI: 10.3390/math11040999

A History of Mathematics: An Introduction

Jim Tattersall, Victor Katz • College Mathematics Journal (1994)

Part I. Ancient Mathematics 1. Egypt and Mesopotamia 1.1 Egypt 1.2 Mesopotamia 2. The Beginnings of Mathematics in Greece 2.1 The Earliest Greek Mathematics 2.2 The Time of Plato 2.3 Aristotle 3. Euclid 3.1 Introduction to the Elements 3.2 ...

OPENALEX DOI: https://doi.org/10.2307/2687626