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  • Review
  • Open Access
172 Citations
13,638 Views
24 Pages

Putative Origins of Cell-Free DNA in Humans: A Review of Active and Passive Nucleic Acid Release Mechanisms

  • Stefan Grabuschnig,
  • Abel Jacobus Bronkhorst,
  • Stefan Holdenrieder,
  • Ingund Rosales Rodriguez,
  • Klaus Peter Schliep,
  • Daniel Schwendenwein,
  • Vida Ungerer and
  • Christoph Wilhelm Sensen

29 October 2020

Through various pathways of cell death, degradation, and regulated extrusion, partial or complete genomes of various origins (e.g., host cells, fetal cells, and infiltrating viruses and microbes) are continuously shed into human body fluids in the fo...

  • Review
  • Open Access
67 Citations
12,544 Views
12 Pages

Cell-Free DNA Fragmentomics: The Novel Promising Biomarker

  • Ting Qi,
  • Min Pan,
  • Huajuan Shi,
  • Liangying Wang,
  • Yunfei Bai and
  • Qinyu Ge

12 January 2023

Cell-free DNA molecules are released into the plasma via apoptotic or necrotic events and active release mechanisms, which carry the genetic and epigenetic information of its origin tissues. However, cfDNA is the mixture of various cell fragments, an...

  • Review
  • Open Access
52 Citations
7,357 Views
15 Pages

Cell-Free DNA in Rheumatoid Arthritis

  • Teppei Hashimoto,
  • Kohsuke Yoshida,
  • Akira Hashiramoto and
  • Kiyoshi Matsui

19 August 2021

Endogenous DNA derived from the nuclei or mitochondria is released into the bloodstream following cell damage or death. Extracellular DNA, called cell-free DNA (cfDNA), is associated with various pathological conditions. Recently, multiple aspects of...

  • Article
  • Open Access
2 Citations
1,612 Views
23 Pages

Cell-Free DNA (cfDNA) Regulates Metabolic Remodeling, Sustaining Proliferation, Quiescence, and Migration in MDA-MB-231, a Triple-Negative Breast Carcinoma (TNBC) Cell Line

  • Isabel Lemos,
  • Catarina Freitas-Dias,
  • Ana Hipólito,
  • José Ramalho,
  • Fabrizio Carteni,
  • Luís G. Gonçalves,
  • Stefano Mazzoleni and
  • Jacinta Serpa

27 March 2025

Background: The clinical relevance of circulating cell-free DNA (cfDNA) in oncology has gained significant attention, with its potential as a biomarker for cancer diagnosis and monitoring. However, its precise role in cancer biology and progression r...

  • Article
  • Open Access
7 Citations
3,322 Views
11 Pages

Plasma Cell-Free DNA as a Novel Biomarker for the Diagnosis and Monitoring of Atherosclerosis

  • Benheng Qian,
  • Kexin Li,
  • Xiaoying Lou,
  • Ye Guo,
  • Yidong Wang,
  • Lianpin Wu and
  • Donghong Zhang

16 October 2022

Atherosclerosis (AS) is the leading cause of cardiovascular diseases (CVDs) with a high rate of mortality worldwide. Plasma cell-free DNA (cfDNA), mainly originating from apoptosis, necrosis, and active secretion, has been recognized as a promising b...

  • Article
  • Open Access
13 Citations
3,571 Views
11 Pages

Dynamics and Half-Life of Cell-Free DNA After Exercise: Insights from a Fragment Size-Specific Measurement Approach

  • Ryutaro Yamamoto,
  • Hiroshi Asano,
  • Ryo Tamaki,
  • Yoshihiro Saito,
  • Ami Hosokawa,
  • Hidemichi Watari and
  • Takeshi Umazume

Background: Cell-free DNA (cfDNA) is present in healthy individuals but is elevated in those undergoing physical exertion, trauma, sepsis, and certain cancers. Maintaining cfDNA concentrations is vital for immune homeostasis and preventing inflammato...

  • Review
  • Open Access
1 Citations
1,032 Views
23 Pages

Cell-Free DNA and Mitochondria in Parkinson’s Disease

  • Małgorzata Wojtkowska and
  • Franciszek Ambrosius

30 November 2025

Parkinson’s disease (PD) is a progressive neurodegenerative disorder marked by the gradual and irreversible loss of neurons, especially within the substantia nigra region of the midbrain. Early and accurate diagnosis remains a significant chall...

  • Review
  • Open Access
31 Citations
9,189 Views
26 Pages

Tracing the Origin of Cell-Free DNA Molecules through Tissue-Specific Epigenetic Signatures

  • Angela Oberhofer,
  • Abel J. Bronkhorst,
  • Carsten Uhlig,
  • Vida Ungerer and
  • Stefan Holdenrieder

All cell and tissue types constantly release DNA fragments into human body fluids by various mechanisms including programmed cell death, accidental cell degradation and active extrusion. Particularly, cell-free DNA (cfDNA) in plasma or serum has been...

  • Article
  • Open Access
18 Citations
5,731 Views
17 Pages

Cell-Free DNA Fragmentation Patterns in a Cancer Cell Line

  • Vida Ungerer,
  • Abel J. Bronkhorst,
  • Carsten Uhlig and
  • Stefan Holdenrieder

Unique bits of genetic, biological and pathological information occur in differently sized cell-free DNA (cfDNA) populations. This is a significant discovery, but much of the phenomenon remains to be explored. We investigated cfDNA fragmentation patt...

  • Systematic Review
  • Open Access
3 Citations
3,843 Views
34 Pages

Evaluation of the Effectiveness and Accuracy of Non-Invasive Preimplantation Genetic Testing (niPGT) Compared to Invasive Embryo Biopsy

  • Charalampos Voros,
  • Menelaos Darlas,
  • Diamantis Athanasiou,
  • Antonia Athanasiou,
  • Aikaterini Athanasiou,
  • Kyriakos Bananis,
  • Georgios Papadimas,
  • Charalampos Tsimpoukelis,
  • Athanasios Gkirgkinoudis and
  • Dimitrios Loutradis
  • + 11 authors

Background: Preimplantation genetic testing for aneuploidy (PGT-A) is a popular approach in assisted reproductive technology that improves embryo selection and implantation rates. Traditional approaches rely on trophectoderm (TE) biopsy, which is an...

  • Article
  • Open Access
2 Citations
1,907 Views
16 Pages

Quantification of Circulating Cell-Free DNA as a NETosis Marker in Trauma Patients with Type 2 Diabetes Mellitus

  • Filiz Sahin,
  • Regina Breinbauer,
  • Caren Linnemann,
  • Melike Tombaz,
  • Andreas K. Nussler and
  • Sabrina Ehnert

Type 2 diabetes mellitus (T2DM) significantly impairs fracture healing, with neutrophils playing a crucial role in this process. In T2DM, these immune cells are over-activated, leading to the excessive release of neutrophil extracellular traps (NETs)...

  • Article
  • Open Access
21 Citations
3,887 Views
16 Pages

Correlation between Neutrophil Extracellular Traps (NETs) Expression and Primary Graft Dysfunction Following Human Lung Transplantation

  • Steven Bonneau,
  • Caroline Landry,
  • Stéphanie Bégin,
  • Damien Adam,
  • Louis Villeneuve,
  • Marie-Élaine Clavet-Lanthier,
  • Ariane Dasilva,
  • Elcha Charles,
  • Benjamin L. Dumont and
  • Martin G. Sirois
  • + 7 authors

29 October 2022

Primary graft dysfunction (PGD) is characterized by alveolar epithelial and vascular endothelial damage and inflammation, lung edema and hypoxemia. Up to one-third of recipients develop the most severe form of PGD (Grade 3; PGD3). Animal studies sugg...

  • Review
  • Open Access
1 Citations
1,126 Views
28 Pages

Cell-Free Nucleic Acids in Cardiovascular Disease: From Biomarkers to Mechanistic Drivers and Therapeutic Opportunities

  • Hannah Morgan,
  • Keara Little,
  • Suchandrima Dutta,
  • Sophie Chen,
  • Jiantao Gong,
  • Siddu Koduri,
  • Asma Raja,
  • Wendy Lin,
  • Kanishka Saini and
  • Wei Huang
  • + 1 author

23 December 2025

Cardiovascular disease (CVD) remains the leading cause of morbidity and mortality worldwide, with heart failure (HF) representing a major contributor to hospitalizations, healthcare costs, and death. Effective management of HF is hindered by the limi...

  • Article
  • Open Access
16 Citations
5,279 Views
20 Pages

Dysregulated Neutrophil Phenotype and Function in Hospitalised Non-ICU COVID-19 Pneumonia

  • Kylie B. R. Belchamber,
  • Onn S. Thein,
  • Jon Hazeldine,
  • Frances S. Grudzinska,
  • Aduragbemi A. Faniyi,
  • Michael J. Hughes,
  • Alice E. Jasper,
  • Kay Por Yip,
  • Louise E. Crowley and
  • Aaron Scott
  • + 4 authors

16 September 2022

Rationale: Infection with the SARS-CoV2 virus is associated with elevated neutrophil counts. Evidence of neutrophil dysfunction in COVID-19 is based on transcriptomics or single functional assays. Cell functions are interwoven pathways, and understan...

  • Review
  • Open Access
24 Citations
5,863 Views
20 Pages

Liquid Biopsy for the Diagnosis of Viral Hepatitis, Fatty Liver Steatosis, and Alcoholic Liver Diseases

  • Ciniso Sylvester Shabangu,
  • Jee-Fu Huang,
  • Hui-Hua Hsiao,
  • Ming-Lung Yu,
  • Wan-Long Chuang and
  • Shu-Chi Wang

During the progression from hepatitis to fibrosis, cirrhosis, and liver failure, the accumulation of stressed/damaged hepatocyte elements associated with liver inflammation is critical. The causes of hepatocyte injuries include viral hepatitis infect...

  • Article
  • Open Access
8 Citations
2,675 Views
16 Pages

Effect of a 12-Week Walking Program Monitored by Global Physical Capacity Score (GPCS) on Circulating Cell-Free mtDNA and DNase Activity in Patients with Irritable Bowel Syndrome

  • Guglielmina Chimienti,
  • Francesco Russo,
  • Antonella Bianco,
  • Fatima Maqoud,
  • Caterina De Virgilio,
  • Grazia Galeano,
  • Antonella Orlando,
  • Giuseppe Riezzo,
  • Benedetta D’Attoma and
  • Sergio Coletta
  • + 6 authors

Irritable bowel syndrome (IBS) involves low-grade mucosal inflammation. Among the various approaches capable of managing the symptoms, physical activity is still under investigation. Despite its benefits, it promotes oxidative stress and inflammation...

  • Article
  • Open Access
1,072 Views
15 Pages

Legionella pneumophila-Induced NETs Do Not Bear LL-37 Peptides

  • Valeria Iliadi,
  • Stefania Marti,
  • Aikaterini Skeva,
  • Konstantinos Marmanis,
  • Theofani Tsavdaridou,
  • Georgios Euthymiou,
  • Eleni Tryfonopoulou,
  • Dimitrios Themelidis,
  • Athina Xanthopoulou and
  • Maria Panopoulou
  • + 3 authors

Legionella pneumophila (L. pneumophila) infection is characterized by a wide spectrum of manifestations, from influenza-like illness to life-threatening atypical pneumonia with multiorgan failure. The aim of our study was the assessment of in vitro a...

  • Review
  • Open Access
13 Citations
6,690 Views
23 Pages

Chimeric antigen receptor T-cell (CAR-T) therapy is a novel anticancer therapy using autologous or allogeneic T-cells. To date, six CAR-T therapies for specific B-cell acute lymphoblastic leukemia (B-ALL), non-Hodgkin lymphomas (NHL), and multiple my...

  • Article
  • Open Access
3 Citations
1,820 Views
16 Pages

20 September 2024

The aim of this study was to examine the components of the cell-free supernatant (CFS) derived from a novel strain of psychrophilic Lactobacillus, Dellaglioa algida, and to further elucidate the impact of this CFS on various cellular processes. Speci...

  • Article
  • Open Access
29 Citations
3,792 Views
19 Pages

microRNAs and Markers of Neutrophil Activation as Predictors of Early Incidental Post-Surgical Pulmonary Embolism in Patients with Intracranial Tumors

  • Julia Oto,
  • Emma Plana,
  • María José Solmoirago,
  • Álvaro Fernández-Pardo,
  • David Hervás,
  • Fernando Cana,
  • Francisco España,
  • Andrea Artoni,
  • Paolo Bucciarelli and
  • Pilar Medina
  • + 3 authors

11 June 2020

Venous thromboembolism (VTE) is a common complication of cancer that severely increases morbidity and mortality. Patients with intracranial tumors are more likely to develop VTE than patients with cancers at other sites. Conversely, limited tools exi...

  • Review
  • Open Access
17 Citations
8,000 Views
19 Pages

28 May 2019

Emerging evidence suggests that an individual is a complex mosaic of genetically divergent cells. Post-zygotic genomes of the same individual can differ from one another in the form of single nucleotide variations, copy number variations, insertions,...

  • Review
  • Open Access
9 Citations
4,551 Views
12 Pages

A New Perspective on the Origin of DNA Double-Strand Breaks and Its Implications for Ageing

  • Bhabesh Kumar Tripathy,
  • Kavita Pal,
  • Snehal Shabrish and
  • Indraneel Mittra

26 January 2021

It is estimated that 10–50 DNA double-strand breaks (DSBs) occur in a nucleated human cell per cell cycle. We reviewed the present state of knowledge and hypothesized that the currently accepted mechanisms cannot explain such high frequency of...

  • Review
  • Open Access
26 Citations
5,970 Views
17 Pages

Mitochondrial DNA and Exercise: Implications for Health and Injuries in Sports

  • Giada Zanini,
  • Anna De Gaetano,
  • Valentina Selleri,
  • Gustavo Savino,
  • Andrea Cossarizza,
  • Marcello Pinti,
  • Anna Vittoria Mattioli and
  • Milena Nasi

28 September 2021

Recently, several studies have highlighted the tight connection between mitochondria and physical activity. Mitochondrial functions are important in high-demanding metabolic activities, such as endurance sports. Moreover, regular training positively...

  • Article
  • Open Access
14 Citations
5,398 Views
20 Pages

Gene Editing of the Catfish Gonadotropin-Releasing Hormone Gene and Hormone Therapy to Control the Reproduction in Channel Catfish, Ictalurus punctatus

  • Guyu Qin,
  • Zhenkui Qin,
  • Cuiyu Lu,
  • Zhi Ye,
  • Ahmed Elaswad,
  • Max Bangs,
  • Hanbo Li,
  • Yiliu Zhang,
  • Yingqi Huang and
  • Rex A. Dunham
  • + 11 authors

24 April 2022

Transcription activator-like effector nuclease (TALEN) plasmids targeting the channel catfish gonadotropin-releasing hormone (cfGnRH) gene were delivered into fertilized eggs with double electroporation to sterilize channel catfish (Ictalurus punctat...

  • Article
  • Open Access
4 Citations
2,710 Views
11 Pages

Increased Circulating H3 Histone in Response to Repeated Bouts of Exercise Does Not Associate with Parallel Alterations of Cell-Free DNA

  • Robert Stawski,
  • Konrad Walczak,
  • Ewelina Perdas,
  • Anna Prymont-Przymińska,
  • Anna Zwolińska,
  • Piotr Kosielski,
  • Tomasz Budlewski,
  • Gianluca Padula,
  • Hanna Jerczynska and
  • Dariusz Nowak

2 March 2021

Numerous studies have shown that cf nDNA significantly rises in stress caused by exercise. However, during nuclear decondensation, released DNA is followed by histones. Histones are also a common disease marker. After PAD4 mediated hypercitrullinatio...

  • Article
  • Open Access
12 Citations
3,484 Views
13 Pages

A Rhizobacterium, Streptomyces albulus Z1-04-02, Displays Antifungal Activity against Sclerotium Rot in Mungbean

  • On-Uma Ruangwong,
  • Kaewalin Kunasakdakul,
  • Sompong Chankaew,
  • Kitsada Pitija and
  • Anurag Sunpapao

4 October 2022

Sclerotium rot causes damping-off and stem rot in seedlings and mature mungbeans, which negatively impacts cultivation. The use of a rhizobacterium to control soil-borne diseases is an alternative method to the excess use of synthetic fungicides; the...