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179 Results Found

  • Article
  • Open Access
2 Citations
1,262 Views
14 Pages

17 April 2025

This study describes the development of a species determination/DNA quantification system called Pleo Qplex and an individual identification STR multiplex called Pleo STRplex using Panthera leo samples. Pleo Qplex enables us to measure the quantity o...

  • Article
  • Open Access
8 Citations
5,304 Views
17 Pages

Cost-Effective Next Generation Sequencing-Based STR Typing with Improved Analysis of Minor, Degraded and Inhibitor-Containing DNA Samples

  • Sara-Sophie Poethe,
  • Julia Holtel,
  • Jan-Philip Biermann,
  • Trine Riemer,
  • Melanie Grabmüller,
  • Burkhard Madea,
  • Ralf Thiele and
  • Richard Jäger

8 February 2023

Forensic DNA profiles are established by multiplex PCR amplification of a set of highly variable short tandem repeat (STR) loci followed by capillary electrophoresis (CE) as a means to assign alleles to PCR products of differential length. Recently,...

  • Article
  • Open Access
1 Citations
3,067 Views
12 Pages

Investigation of Linear Amplification Using Abasic Site-Containing Primers Coupled to Routine STR Typing for LT-DNA Analysis

  • Xiaoqin Qian,
  • Zhimin Li,
  • Zhihan Zhou,
  • Jinglei Qian,
  • Yining Yao,
  • Chengchen Shao,
  • Qiqun Tang and
  • Jianhui Xie

4 August 2022

Obtaining a full short tandem repeat (STR) profile from a low template DNA (LT-DNA) still presents a challenge for conventional methods due to significant stochastic effects and polymerase slippage. A novel amplification method with a lower cost and...

  • Article
  • Open Access
7 Citations
3,044 Views
13 Pages

2 March 2021

Background and objectives: Over the last two decades, human DNA identification and kinship tests have been conducted mainly through the analysis of short tandem repeats (STRs). However, other types of markers, such as insertion/deletion polymorphisms...

  • Article
  • Open Access
6 Citations
6,456 Views
20 Pages

Evaluating the Usefulness of Human DNA Quantification to Predict DNA Profiling Success of Historical Bone Samples

  • Jacqueline Tyler Thomas,
  • Courtney Cavagnino,
  • Katelyn Kjelland,
  • Elise Anderson,
  • Kimberly Sturk-Andreaggi,
  • Jennifer Daniels-Higginbotham,
  • Christina Amory,
  • Brian Spatola,
  • Kimberlee Moran and
  • Charla Marshall

27 April 2023

This study assessed the usefulness of DNA quantification to predict the success of historical samples when analyzing SNPs, mtDNA, and STR targets. Thirty burials from six historical contexts were utilized, ranging in age from 80 to 800 years postmort...

  • Article
  • Open Access
9 Citations
3,912 Views
17 Pages

Evaluation of the Effects of Different Sample Collection Strategies on DNA/RNA Co-Analysis of Forensic Stains

  • Daniela Lacerenza,
  • Giorgio Caudullo,
  • Elena Chierto,
  • Serena Aneli,
  • Giancarlo Di Vella,
  • Marco Barberis,
  • Samuele Voyron,
  • Paola Berchialla and
  • Carlo Robino

30 May 2022

The aim of this study was to evaluate the impact of different moistening agents (RNase-free water, absolute anhydrous ethanol, RNAlater®) applied to collection swabs on DNA/RNA retrieval and integrity for capillary electrophoresis applications (S...

  • Article
  • Open Access
4 Citations
3,243 Views
23 Pages

13 April 2020

The “rare type match problem” is the situation in which, in a criminal case, the suspect’s DNA profile, matching the DNA profile of the crime stain, is not in the database of reference. Ideally, the evaluation of this observed match...

  • Brief Report
  • Open Access
3 Citations
2,823 Views
7 Pages

15 January 2021

Shiga toxin (Stx)-producing Escherichia coli (STEC) strain B2F1 produces Stx type 2d, a toxin that becomes more toxic towards Vero cells in the presence of intestinal mucus. STEC that make Stx2d are more pathogenic to streptomycin (Str)-treated mice...

  • Case Report
  • Open Access
1 Citations
3,772 Views
10 Pages

The Unique Identification of an Unknown Soldier from the Estonian War of Independence

  • Anu Aaspõllu,
  • Raili Allmäe,
  • Fred Puss,
  • Walther Parson,
  • Küllike Pihkva,
  • Kairi Kriiska-Maiväli and
  • Arnold Unt

28 October 2021

The identification of human remains is challenging mostly due to the bad condition of the remains and the available background information that is sometimes limited. The current case report is related to the identification of an unknown soldier from...

  • Case Report
  • Open Access
9 Citations
4,192 Views
6 Pages

Two Candida auris Cases in Germany with No Recent Contact to Foreign Healthcare—Epidemiological and Microbiological Investigations

  • Joerg Steinmann,
  • Thomas Schrauzer,
  • Lisa Kirchhoff,
  • Jacques F. Meis and
  • Peter-Michael Rath

12 May 2021

Candida auris has become a global fungal public health threat. This multidrug-resistant yeast is associated with nosocomial intra- and interhospital transmissions causing healthcare-associated infections. Here, we report on two C. auris cases from Ge...

  • Article
  • Open Access
3 Citations
4,669 Views
16 Pages

From Jane Doe to Sofia: DNA Extraction Protocol from Bones and Teeth without Liquid Nitrogen for Identifying Skeletal Remains

  • Emanuela Stan,
  • Camelia-Oana Muresan,
  • Raluca Dumache,
  • Veronica Ciocan,
  • Stefania Ungureanu,
  • Alexandra Mihailescu,
  • Ecaterina Daescu,
  • Corina Duda-Seiman,
  • Gheorghita Menghiu and
  • Alexandra Enache

DNA analysis plays a crucial role in forensic investigations, helping in criminal cases, missing persons inquiries, and archaeological research. This study focuses on the DNA concentration in different skeletal elements to improve human identificatio...

  • Article
  • Open Access
16 Citations
6,447 Views
20 Pages

Ecological Monitoring with Spy Satellite Images—The Case of Red Wood Ants in Romania

  • Dietrich Klimetzek,
  • Petru Tudor Stăncioiu,
  • Marius Paraschiv and
  • Mihai Daniel Niță

1 February 2021

Dynamics of habitat conditions drive important changes in distribution and abundance of animal species making monitoring an important but also a challenging task when data from the past are scarce. We compared the distribution of ant mounds in the 19...

  • Review
  • Open Access
23 Citations
11,200 Views
15 Pages

Modern PCR-based analytical techniques have reached sensitivity levels that allow for obtaining complete forensic DNA profiles from even tiny traces containing genomic DNA amounts as small as 125 pg. Yet these techniques have reached their limits whe...

  • Article
  • Open Access
45 Citations
15,318 Views
15 Pages

Evaluation of DNA Extraction Methods Developed for Forensic and Ancient DNA Applications Using Bone Samples of Different Age

  • Catarina Xavier,
  • Mayra Eduardoff,
  • Barbara Bertoglio,
  • Christina Amory,
  • Cordula Berger,
  • Andrea Casas-Vargas,
  • Johannes Pallua and
  • Walther Parson

22 January 2021

The efficient extraction of DNA from challenging samples, such as bones, is critical for the success of downstream genotyping analysis in molecular genetic disciplines. Even though the ancient DNA community has developed several protocols targeting s...

  • Case Report
  • Open Access
84 Views
15 Pages

Background: Postmortem DNA identification of highly decomposed human remains is often limited by the availability and quality of conventional biological samples. Keratinized tissues, such as fingernails, represent a potentially valuable alternative d...

  • Article
  • Open Access
2,010 Views
14 Pages

The Usefulness of qPCR Data for Sample Pre-Assessment and Interpretation of Genetic Typing Results

  • Martina Onofri,
  • Simona Severini,
  • Federica Tommolini,
  • Massimo Lancia,
  • Cristiana Gambelunghe,
  • Luigi Carlini and
  • Eugenia Carnevali

5 June 2024

DNA quantification is a crucial step in the STR typing workflow for human identification purposes. Given the reaction’s nature, qPCR assays may be subjected to the same stochastic effects of traditional PCR for low-input concentrations. The stu...

  • Article
  • Open Access
1,084 Views
18 Pages

Mixture Deconvolution with Massively Parallel Sequencing Data: Microhaplotypes Versus Short Tandem Repeats

  • Monica Giuffrida,
  • Pedro Rodrigues,
  • Zehra Köksal,
  • Carina G. Jønck,
  • Vania Pereira and
  • Claus Børsting

18 September 2025

Background/Objectives: Interpretation of mixture profiles generated from crime scene samples is an important element in forensic genetics. Here, a workflow for mixture deconvolution of sequenced microhaplotypes (MHs) and STRs using the probabilistic...

  • Article
  • Open Access
42 Citations
7,020 Views
9 Pages

Struvite—An Innovative Fertilizer from Anaerobic Digestate Produced in a Bio-Refinery

  • Magdalena Szymańska,
  • Ewa Szara,
  • Adam Wąs,
  • Tomasz Sosulski,
  • Gijs W.P. van Pruissen and
  • René L. Cornelissen

18 January 2019

This paper presents the results of a pot experiment aimed at the assessment of the fertilizer value of struvite, a precipitation product obtained from a liquid fraction of the digestate. The effects of struvite (STR), struvite + ammonium sulphate (ST...

  • Article
  • Open Access
2 Citations
2,850 Views
17 Pages

21 August 2023

This study provides a comprehensive analysis of the survival mechanisms of STRs in Virginia, particularly focusing on rural versus non-rural markets. Utilizing data from AirDNA, we observe 16,852 active listings from 2018 to 2022. The study identifie...

  • Article
  • Open Access
9 Citations
2,988 Views
12 Pages

Investigation of an Alternative Marker for Hypermutability Evaluation in Different Tumors

  • Anqi Chen,
  • Suhua Zhang,
  • Lei Xiong,
  • Shihan Xi,
  • Ruiyang Tao,
  • Chong Chen,
  • Jixi Li,
  • Jinzhong Chen and
  • Chengtao Li

29 January 2021

A growing number of studies have shown immunotherapy to be a promising treatment strategy for several types of cancer. Short tandem repeats (STRs) have been proven to be alternative markers for the evaluation of hypermutability in gastrointestinal (G...

  • Article
  • Open Access
8 Citations
3,534 Views
38 Pages

11 August 2022

Mixed human deoxyribonucleic acid (DNA) samples present one of the most challenging pieces of evidence that a forensic analyst can encounter. When multiple contributors, stochastic amplification, and allele drop-out further complicate the mixture pro...

  • Article
  • Open Access
10 Citations
3,955 Views
14 Pages

2 July 2019

This study examines the effect of mixing on the performance of anaerobic digestion of cow manure in Chinese dome digesters (CDDs) at ambient temperatures (27–32 °C) in comparison with impeller mixed digesters (STRs) and unmixed digesters (U...

  • Article
  • Open Access
6 Citations
1,878 Views
21 Pages

Dynamic Integrated Ecological Assessment along the Corridor of the Sichuan–Tibet Railway

  • Cuicui Ji,
  • Hengcong Yang,
  • Xiangjun Pei,
  • Xiaochao Zhang,
  • Lichuan Chen,
  • Dan Liang,
  • Yiming Cao,
  • Jianping Pan and
  • Maolin Chen

14 June 2024

Engineering activities along the Sichuan–Tibet Railway (STR) could cause land degradation and threaten the surrounding ecological security. It is crucial to evaluate the integrated land ecology during and after the construction of this project....

  • Article
  • Open Access
22 Citations
7,203 Views
17 Pages

Genetic Reconstruction and Forensic Analysis of Chinese Shandong and Yunnan Han Populations by Co-Analyzing Y Chromosomal STRs and SNPs

  • Caiyong Yin,
  • Kaiyuan Su,
  • Ziwei He,
  • Dian Zhai,
  • Kejian Guo,
  • Xueyun Chen,
  • Li Jin and
  • Shilin Li

3 July 2020

Y chromosomal short tandem repeats (Y-STRs) have been widely harnessed for forensic applications, such as pedigree source searching from public security databases and male identification from male–female mixed samples. For various populations,...

  • Article
  • Open Access
4 Citations
2,414 Views
13 Pages

An Integrated Imaging and Circulating Biomarker Approach for Secondary Tricuspid Regurgitation

  • Georg Spinka,
  • Philipp E. Bartko,
  • Gregor Heitzinger,
  • Eliza Teo,
  • Suriya Prausmüller,
  • Henrike Arfsten,
  • Noemi Pavo,
  • Max-Paul Winter,
  • Julia Mascherbauer and
  • Georg Goliasch
  • + 1 author

16 November 2020

Secondary tricuspid regurgitation (sTR) is frequent among patients with heart failure with reduced ejection fraction (HFrEF), however it confers considerable diagnostic challenges. The assessment of neurohumoral activation may constitute a valuable s...

  • Article
  • Open Access
929 Views
14 Pages

12 September 2025

Apis cerana cerana is a key social insect, and its ability to recognize chemical signals is crucial for maintaining colony homeostasis and coordinating collective behaviors, such as foraging, nursing, and defense. The legs of insects play a significa...

  • Article
  • Open Access
11 Citations
2,858 Views
14 Pages

Application of Novel Short Tandem Repeat Typing for Wickerhamomyces anomalus Reveals Simultaneous Outbreaks within a Single Hospital

  • Bram Spruijtenburg,
  • Shivaprakash M. Rudramurthy,
  • Eelco F. J. Meijer,
  • Merlijn H. I. van Haren,
  • Harsimran Kaur,
  • Arunaloke Chakrabarti,
  • Jacques F. Meis and
  • Theun de Groot

Wickerhamomyces anomalus, previously known as Candida pelliculosa, occasionally causes candidemia in humans, primarily infecting neonates, and infants. The mortality rate of these invasive infections is high, and isolates with a reduced susceptibilit...

  • Article
  • Open Access
4,216 Views
24 Pages

8 March 2024

Structured mixture item response models (StrMixIRMs) are a special type of constrained confirmatory mixture item response theory (IRT) model for detecting latent performance differences in a measurement instrument by characteristic item groups, and c...

  • Article
  • Open Access
15 Citations
3,459 Views
11 Pages

Characterization of Mutations Associated with Streptomycin Resistance in Multidrug-Resistant Mycobacterium tuberculosis in Zambia

  • Precious Bwalya,
  • Tomoyuki Yamaguchi,
  • Eddie Samuneti Solo,
  • Joseph Yamweka Chizimu,
  • Grace Mbulo,
  • Chie Nakajima and
  • Yasuhiko Suzuki

26 September 2021

Streptomycin (STR) is recommended for the management of multidrug-resistant tuberculosis (MDR-TB). Streptomycin resistance-conferring mutation types and frequency are shown to be influenced by genotypes of circulating strains in a population. This st...

  • Article
  • Open Access
39 Citations
8,675 Views
12 Pages

Nanopore Sequencing of a Forensic STR Multiplex Reveals Loci Suitable for Single-Contributor STR Profiling

  • Olivier Tytgat,
  • Yannick Gansemans,
  • Jana Weymaere,
  • Kaat Rubben,
  • Dieter Deforce and
  • Filip Van Nieuwerburgh

1 April 2020

Nanopore sequencing for forensic short tandem repeats (STR) genotyping comes with the advantages associated with massively parallel sequencing (MPS) without the need for a high up-front device cost, but genotyping is inaccurate, partially due to the...

  • Article
  • Open Access
13 Citations
3,230 Views
21 Pages

12 January 2023

The water quality of the basin is affected by many factors. The unique geological conditions in karst areas create highly heterogeneous geographical characteristics, which makes the relationship between water quality and landscape more complex and un...

  • Article
  • Open Access
16 Citations
5,727 Views
13 Pages

Noninvasive Prenatal Paternity Testing with a Combination of Well-Established SNP and STR Markers Using Massively Parallel Sequencing

  • Xuefeng Shen,
  • Ran Li,
  • Haixia Li,
  • Yu Gao,
  • Hui Chen,
  • Ning Qu,
  • Dan Peng,
  • Riga Wu and
  • Hongyu Sun

22 March 2021

Cell-free fetal DNA (cffDNA) from maternal plasma has made it possible to develop noninvasive prenatal paternity testing (NIPPT). However, most studies have focused on customized single nucleotide polymorphism (SNP) typing systems and few have used c...

  • Article
  • Open Access
5 Citations
3,804 Views
13 Pages

STR/ort mice spontaneously exhibit the typical osteoarthritis (OA) phenotype. However, studies describing the relationship between cartilage histology, epiphyseal trabecular bone, and age are lacking. We aimed to evaluate the typical OA markers and q...

  • Article
  • Open Access
18 Citations
4,874 Views
13 Pages

Strain Transfer Characteristics of Resistance Strain-Type Transducer Using Elastic-Mechanical Shear Lag Theory

  • Yongqian Li,
  • Zhigang Wang,
  • Chi Xiao,
  • Yinming Zhao,
  • Yaxin Zhu and
  • Zili Zhou

25 July 2018

The strain transfer characteristics of resistance strain gauge are theoretically investigated. A resistance strain-type transducer is modeled to be a four-layer and two-glue (FLTG) structure model, which comprises successively the surface of an elast...

  • Case Report
  • Open Access
406 Views
7 Pages

14 December 2025

Dog bite incidents represent a significant public health concern, and DNA analysis, in addition to morphological comparison, has been recognized as a useful tool for identifying the offending dog. STR typing has been established as a reliable method...

  • Article
  • Open Access
2,263 Views
12 Pages

2 September 2024

Continuous probabilistic genotyping (PG) provides a means to estimate the probative value of DNA mixtures tendered as evidence in court and subject to alternative propositions about the contributors to the mixtures. The weight of that evidence, howev...

  • Communication
  • Open Access
2 Citations
2,383 Views
9 Pages

13 July 2023

Tandem repeats in proteins are patterns of residues repeated directly adjacent to each other. The evolution of these repeats can be assessed by using groups of homologous sequences, which can help pointing to events of unit duplication or deletion. H...

  • Case Report
  • Open Access
7 Citations
2,257 Views
5 Pages

24 August 2022

A civil paternity investigation involving the parents of the deceased alleged father in order to establish a family relationship is presented. On the basis of the 23 autosomal short tandem repeat (aSTR) genotyping results, conclusive proof of paterni...

  • Article
  • Open Access
12 Citations
4,178 Views
22 Pages

27 April 2022

For β-cell replacement therapies, one challenge is the manufacturing of enough β-cells (Edmonton protocol for islet transplantation requires 0.5–1 × 106 islet equivalents). To maintain their functionality, β-cells should be...

  • Article
  • Open Access
1 Citations
1,320 Views
26 Pages

10 October 2024

Differential evolution is capable of searching for the optimum for different types of optimization problems with a few inputs, which has gained worldwide popularity. In this paper, we propose a parameters adaptation scheme based on the stagnation rat...

  • Article
  • Open Access
20 Citations
4,932 Views
20 Pages

Lack of Rhes Increases MDMA-Induced Neuroinflammation and Dopamine Neuron Degeneration: Role of Gender and Age

  • Giulia Costa,
  • Pier Francesca Porceddu,
  • Marcello Serra,
  • Maria Antonietta Casu,
  • Valentina Schiano,
  • Francesco Napolitano,
  • Annalisa Pinna,
  • Alessandro Usiello and
  • Micaela Morelli

Ras homolog enriched in striatum (Rhes) is a protein that exerts important physiological functions and modulates psychostimulant drug effects. On this basis, the object of this study was to assess 3,4-methylenedioxymethamphetamine (MDMA) effects on m...

  • Article
  • Open Access
4 Citations
8,463 Views
16 Pages

Forensic DNA Analysis of Mixed Mosquito Blood Meals: STR Profiling for Human Identification

  • Ashraf Mohamed Ahmed,
  • Amani Mohammed Alotaibi,
  • Wedad Saeed Al-Qahtani,
  • Frederic Tripet and
  • Sayed Amin Amer

16 May 2023

Mosquito vectors captured at a crime scene are forensically valuable since they feed on human blood, and hence, human DNA can be recovered to help identify the victim and/or the suspect. This study investigated the validity of obtaining the human sho...

  • Communication
  • Open Access
5 Citations
2,935 Views
16 Pages

Comparative Pollen Morphology of Selected Species of Blumea DC. and Cyathocline Cass. and Its Taxonomic Significance

  • Yulan Peng,
  • Xuemei Pu,
  • Qi Yu,
  • Hailing Zhou,
  • Tianfang Huang,
  • Bo Xu and
  • Xinfen Gao

9 August 2023

The pollen morphology of 20 species from Blumea and Cyathocline Cass. was investigated using a light microscope (LM) and scanning electron microscopy (SEM) to explore their taxonomic significance. This study showed that pollen grains of these species...

  • Article
  • Open Access
1 Citations
1,495 Views
12 Pages

Mechanical Properties of High- and Low-Fusing Zirconia Veneering Ceramics Fired on Different Trays and Substrates

  • Moritz Hoffmann,
  • Andrea Coldea,
  • Mustafa Borga Dönmez,
  • John Meinen and
  • Bogna Stawarczyk

10 May 2024

This study aimed to evaluate the effect of ceramic type, firing tray, and firing substrate on the density, shrinkage, biaxial flexural strength, Martens’ hardness, and elastic indentation modulus of zirconia veneering ceramics. Disk-shaped spec...

  • Article
  • Open Access
19 Citations
4,225 Views
16 Pages

Identification of a Potential Founder Effect of a Novel PDZD7 Variant Involved in Moderate-to-Severe Sensorineural Hearing Loss in Koreans

  • Sang-Yeon Lee,
  • Jin Hee Han,
  • Bong Jik Kim,
  • Seung Ha Oh,
  • Seungmin Lee,
  • Doo-Yi Oh and
  • Byung Yoon Choi

26 August 2019

PDZD7, a PDZ domain-containing scaffold protein, is critical for the organization of Usher syndrome type 2 (USH2) interactome. Recently, biallelic PDZD7 variants have been associated with autosomal-recessive, non-syndromic hearing loss (ARNSHL). Inde...

  • Article
  • Open Access
13 Citations
5,316 Views
10 Pages

Citric acid production is generally carried out in an aqueous medium in stirred tank reactors (STR), where the solubility of oxygen is low and the oxygen demand of microbial cultures is high. Thus, for this bioprocess, providing adequate oxygen mass...

  • Article
  • Open Access
19 Citations
5,484 Views
13 Pages

Proper Blends of Biodegradable Polycaprolactone and Natural Rubber for 3D Printing

  • Thossapit Wissamitanan,
  • Charoenyutr Dechwayukul,
  • Ekwipoo Kalkornsurapranee and
  • Wiriya Thongruang

20 October 2020

Flexible thermoplastic elastomers (TPE) were prepared for fused deposition modeling (FDM) or 3D printing. These materials can be used for medical purposes such as disposable soft splints and other flexible devices. Blends of 50% epoxidized natural ru...

  • Article
  • Open Access
17 Citations
4,774 Views
16 Pages

Interpreting Mixture Profiles: Comparison Between Precision ID GlobalFiler™ NGS STR Panel v2 and Traditional Methods

  • Michele Ragazzo,
  • Stefania Carboni,
  • Valerio Caputo,
  • Carlotta Buttini,
  • Laura Manzo,
  • Valeria Errichiello,
  • Giulio Puleri and
  • Emiliano Giardina

26 May 2020

Forensic investigation for the identification of offenders, recognition of human remains, and verification of family relationships requires the analysis of particular types of highly informative DNA markers, which have high discriminatory power and a...

  • Brief Report
  • Open Access
5 Citations
2,672 Views
7 Pages

18 May 2023

Examination of STR markers using the MPS technology is becoming more common in forensic genetics, but scientists still have insufficient experience in dealing with ambiguous results. However, it is always essential to resolve discordant data if we wa...

  • Review
  • Open Access
82 Citations
13,340 Views
20 Pages

Short tandem repeat (STR) or microsatellite, expansions underlie more than 50 hereditary neurological, neuromuscular and other diseases, including myotonic dystrophy types 1 (DM1) and 2 (DM2). Current disease models for DM1 and DM2 propose a common p...

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