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2,176 Results Found

  • Review
  • Open Access
45 Citations
10,037 Views
14 Pages

14-3-3: A Case Study in PPI Modulation

  • Alice Ballone,
  • Federica Centorrino and
  • Christian Ottmann

In recent years, targeting the complex network of protein–protein interactions (PPIs) has been identified as a promising drug-discovery approach to develop new therapeutic strategies. 14-3-3 is a family of eukaryotic conserved regulatory protei...

  • Article
  • Open Access
1,294 Views
26 Pages

Target Mapping in Cancer: Ligandable Protein Pockets on 3D OncoPPI Networks

  • Daniela Trisciuzzi,
  • Orazio Nicolotti,
  • Gabriele Cruciani,
  • Gabriele Menna and
  • Lydia Siragusa

Background/Objectives: Studying protein–protein interaction (PPI) networks is crucial in understanding cancer phenotypes and molecular mechanisms. Here, we focus on PPIs involved in 12 different types of cancer (oncoPPIs), highlighting those pr...

  • Feature Paper
  • Article
  • Open Access
10 Citations
3,885 Views
16 Pages

An Extensive Assessment of Network Embedding in PPI Network Alignment

  • Marianna Milano,
  • Chiara Zucco,
  • Marzia Settino and
  • Mario Cannataro

20 May 2022

Network alignment is a fundamental task in network analysis. In the biological field, where the protein–protein interaction (PPI) is represented as a graph, network alignment allowed the discovery of underlying biological knowledge such as cons...

  • Communication
  • Open Access
1 Citations
1,340 Views
16 Pages

Tuberculosis (TB) remains a leading cause of mortality, with drug resistance highlighting the need for new vaccine targets. Peptidyl-prolyl isomerase A (PpiA), a conserved Mycobacterium tuberculosis (Mtb) protein, plays a role in bacterial stress ada...

  • Article
  • Open Access
525 Views
19 Pages

The AMEE-PPI Method to Extract Typical Outcrop Endmembers from GF-5 Hyperspectral Images

  • Lin Hu,
  • Jiankai Hu,
  • Shu Gan,
  • Xiping Yuan,
  • Yu Lu,
  • Hailong Zhao and
  • Guang Han

4 October 2025

Mixed pixels remain a central obstacle to reliable endmember extraction from hyperspectral imagery. We present AMEE–PPI, a hybrid method that embeds the Pure Pixel Index (PPI) within morphological structuring elements and propagates spectral pu...

  • Review
  • Open Access
5 Citations
28,189 Views
24 Pages

31 August 2025

Proton pump inhibitors (PPIs) are among the most prescribed drugs worldwide owing to their proven efficacy in symptom control and mucosal healing for acid-related disorders including gastroesophageal reflux disease (GORD), peptic ulcer disease, Helic...

  • Article
  • Open Access
27 Citations
3,983 Views
16 Pages

10 September 2020

The delivery of small interfering RNAs (siRNA) is an efficient method for gene silencing through the induction of RNA interference (RNAi). It critically relies, however, on efficient vehicles for siRNA formulation, for transfection in vitro as well a...

  • Review
  • Open Access
38 Citations
23,337 Views
45 Pages

16 October 2019

The use of proton pump inhibitors (PPIs) over the last 30 years has rapidly increased both in the United States and worldwide. PPIs are not only very widely used both for approved indications (peptic ulcer disease, gastroesophageal reflux disease (GE...

  • Article
  • Open Access
3 Citations
4,820 Views
17 Pages

19 October 2024

Cold ecosystems are experiencing a warming rate that is twice as fast as the global average and are particularly vulnerable to the consequences of climate change. In mountain ecosystems, it is particularly important to monitor vegetation to understan...

  • Article
  • Open Access
5 Citations
2,646 Views
18 Pages

8 October 2023

Globally prevalent, Autism Spectrum Disorders (ASDs) have negative consequences on students’ social, intellectual, emotional, and post-school transition results. While assessment tools exist, the majority of them were developed from the perspec...

  • Article
  • Open Access
7 Citations
6,404 Views
13 Pages

Protein complexes play significant roles in cellular processes. Identifying protein complexes from protein-protein interaction (PPI) networks is an effective strategy to understand biological processes and cellular functions. A number of methods have...

  • Article
  • Open Access
2 Citations
1,497 Views
18 Pages

Currently, protein–protein interaction (PPI) networks have become an essential data source for protein function prediction. However, methods utilizing graph neural networks (GNNs) face significant challenges in modeling PPI networks. A primary...

  • Article
  • Open Access
3 Citations
3,509 Views
14 Pages

Entropy-Based Graph Clustering of PPI Networks for Predicting Overlapping Functional Modules of Proteins

  • Hoyeon Jeong,
  • Yoonbee Kim,
  • Yi-Sue Jung,
  • Dae Ryong Kang and
  • Young-Rae Cho

28 September 2021

Functional modules can be predicted using genome-wide protein–protein interactions (PPIs) from a systematic perspective. Various graph clustering algorithms have been applied to PPI networks for this task. In particular, the detection of overlapping...

  • Proceeding Paper
  • Open Access
1,664 Views
9 Pages

27 November 2023

The purpose of this study is to describe the prevalence, trends, and associations of the use of outpatient prescription non-narcotic analgesics and proton pump inhibitors (PPIs) in Taiwan from 2010 to 2021. We identified the most commonly prescribed...

  • Article
  • Open Access
5 Citations
2,354 Views
29 Pages

Grey-Wolf-Optimization-Algorithm-Based Tuned P-PI Cascade Controller for Dual-Ball-Screw Feed Drive Systems

  • Qi Liu,
  • Hong Lu,
  • Heisei Yonezawa,
  • Ansei Yonezawa,
  • Itsuro Kajiwara and
  • Ben Wang

11 May 2023

Dual-ball-screw feed drive systems (DBSFDSs) are designed for most high-end manufacturing equipment. However, the mismatch between the dynamic characteristic parameters (e.g., stiffness and inertia) and the P-PI cascade control method reduces the acc...

  • Review
  • Open Access
1 Citations
7,489 Views
12 Pages

2 November 2011

Genome enabled research has led to a large and ever-growing body of data on Pseudomonas syringae genome variation and characteristics, though systematic capture of this information to maximize access by the research community remains a significant ch...

  • Article
  • Open Access
1 Citations
11,857 Views
10 Pages

20 May 2008

A series of symmetrical dimeric proton pump inhibitor (PPI) analogues, designed as novel type DNA minor groove binders, was synthesized and evaluated for anti-tumor activity. Some of these new compounds showed IC50 values below 10 μM in an in vitro a...

  • Concept Paper
  • Open Access
2,074 Views
9 Pages

Building Infrastructure to Exploit Evidence from Patient Preference Information (PPI) Studies: A Conceptual Blueprint

  • Luca Giordano,
  • Andrea Francavilla,
  • Corrado Lanera,
  • Sara Urru,
  • Paola Berchialla and
  • Ileana Baldi

20 July 2022

Patients are the most important actors in clinical research. Therefore, patient preference information (PPI) could support the decision-making process, being indisputable for research value, quality, and integrity. However, there is a lack of clear g...

  • Article
  • Open Access
4 Citations
3,115 Views
21 Pages

Enhancing Circular Business Model Implementation in Pulp and Paper Industry (PPI): A Phase-Based Implementation Guide to Waste Valorisation Strategies

  • Amaia Sopelana,
  • Asier Oleaga,
  • Juan José Cepriá,
  • Karmen Fifer Bizjak,
  • Helena Paiva,
  • Francisco-Javier Rios-Davila,
  • Adriana H. Martinez and
  • Antonio Cañas

6 December 2023

Innovation in the circular economy (CE) and the deployment of effective circular business models (CBM) have attracted significant attention in times of growing natural resource scarcity. Despite this widespread interest, significant challenges remain...

  • Article
  • Open Access
9 Citations
4,635 Views
26 Pages

Identification of Substrates of Cytoplasmic Peptidyl-Prolyl Cis/Trans Isomerases and Their Collective Essentiality in Escherichia Coli

  • Gracjana Klein,
  • Pawel Wojtkiewicz,
  • Daria Biernacka,
  • Anna Stupak,
  • Patrycja Gorzelak and
  • Satish Raina

Protein folding often requires molecular chaperones and folding catalysts, such as peptidyl-prolyl cis/trans isomerases (PPIs). The Escherichia coli cytoplasm contains six well-known PPIs, although a requirement of their PPIase activity, the identity...

  • Article
  • Open Access
27 Citations
6,918 Views
15 Pages

10 October 2021

Drug-likeness quantification is useful for screening drug candidates. Quantitative estimates of drug-likeness (QED) are commonly used to assess quantitative drug efficacy but are not suitable for screening compounds targeting protein-protein interact...

  • Review
  • Open Access
8 Citations
5,315 Views
27 Pages

The Potential of Peptide-Based Inhibitors in Disrupting Protein–Protein Interactions for Targeted Cancer Therapy

  • Alexandra L. Afonso,
  • Catarina T. Cavaleiro,
  • Miguel A. R. B. Castanho,
  • Vera Neves and
  • Marco Cavaco

Protein–protein interactions (PPIs) form an intricate cellular network known as the interactome, which is essential for various cellular processes, such as gene regulation, signal transduction, and metabolic pathways. The dysregulation of this...

  • Communication
  • Open Access
6 Citations
1,642 Views
8 Pages

A Plasma Pyrophosphate Cutoff Value for Diagnosing Pseudoxanthoma Elasticum

  • Isabelle Rubera,
  • Laetitia Clotaire,
  • Audrey Laurain,
  • Alexandre Destere,
  • Ludovic Martin,
  • Christophe Duranton and
  • Georges Leftheriotis

Pseudoxanthoma elasticum (PXE) is a rare inherited systemic disease responsible for a juvenile peripheral arterial calcification disease. The clinical diagnosis of PXE is only based on a complex multi-organ phenotypic score and/or genetical analysis....

  • Article
  • Open Access
15 Citations
4,387 Views
20 Pages

Predicting Protein–Protein Interactions via Gated Graph Attention Signed Network

  • Zhijie Xiang,
  • Weijia Gong,
  • Zehui Li,
  • Xue Yang,
  • Jihua Wang and
  • Hong Wang

Protein–protein interactions (PPIs) play a key role in signal transduction and pharmacogenomics, and hence, accurate PPI prediction is crucial. Graph structures have received increasing attention owing to their outstanding performance in machine lear...

  • Review
  • Open Access
7 Citations
17,090 Views
26 Pages

Gastroesophageal reflux disease (GERD) is a prevalent chronic gastrointestinal disorder that affects a substantial proportion of the global population. It is characterized by the extensive backward flow of stomach contents into the esophagus, leading...

  • Article
  • Open Access
9 Citations
4,299 Views
17 Pages

Early Schizophrenia and Bipolar Disorder Patients Display Reduced Neural Prepulse Inhibition

  • Rodrigo San-Martin,
  • Maria Inês Zimiani,
  • Milton Augusto Vendramini de Ávila,
  • Rosana Shuhama,
  • Cristina Marta Del-Ben,
  • Paulo Rossi Menezes,
  • Francisco José Fraga and
  • Cristiane Salum

11 January 2022

Background: Altered sensorimotor gating has been demonstrated by Prepulse Inhibition (PPI) tests in patients with psychosis. Recent advances in signal processing methods allow assessment of neural PPI through electroencephalogram (EEG) recording duri...

  • Systematic Review
  • Open Access
16 Citations
15,880 Views
13 Pages

7 September 2022

The aims of gastroesophageal reflux disease (GERD) treatment are symptom relief and healing of oesophagitis. Besides proton pump inhibitors (PPIs), prokinetic agents are also commonly prescribed to treat GERD. Domperidone, a well-known antiemetic, is...

  • Systematic Review
  • Open Access
9 Citations
10,118 Views
11 Pages

Association between Proton Pump Inhibitor Use and Risk of Incident Chronic Kidney Disease: Systematic Review and Meta-Analysis

  • Song Peng Ang,
  • Jia Ee Chia,
  • Carlos Valladares,
  • Shreya Patel,
  • Daniel Gewirtz and
  • Jose Iglesias

Introduction: Proton pump inhibitors (PPIs) are among the most commonly prescribed medications. Recently, PPI use has been linked to the development of chronic kidney disease (CKD) and cardiovascular events. Our study aimed to investigate the relatio...

  • Article
  • Open Access
3,150 Views
19 Pages

A Comprehensive Study of De Novo Mutations on the Protein-Protein Interaction Interfaces Provides New Insights into Developmental Delay

  • Dhruba Tara Maharjan,
  • Weichen Song,
  • Zhe Liu,
  • Weidi Wang,
  • Wenxiang Cai,
  • Jue Chen,
  • Fei Xu,
  • Weihai Ying and
  • Guan Ning Lin

6 November 2022

Mutations, especially those at the protein-protein interaction (PPI) interface, have been associated with various diseases. Meanwhile, though de novo mutations (DNMs) have been proven important in neuropsychiatric disorders, such as developmental del...

  • Article
  • Open Access
3 Citations
4,130 Views
12 Pages

Characteristics and Patterns of Proton Pump Inhibitors Prescribing at the Primary Health Care

  • Nataša Stojaković,
  • Ana Golić Jelić,
  • Svjetlana Stoisavljević Šatara,
  • Nataša Bednarčuk,
  • Miloš P. Stojiljković and
  • Ranko Škrbić

10 November 2022

Background and objectives: the aim of this study was to analyse the utilisation of proton pump inhibitors (PPIs) during a 12-year period and to show the characteristics and patterns of their prescribing. Materials and methods: firstly, in the pharmac...

  • Article
  • Open Access
16 Citations
3,879 Views
14 Pages

Proton Pump Inhibitors Enhance the Antitumor Effect of Chemotherapy for Esophageal Squamous Cell Carcinoma

  • Shinya Matsumura,
  • Takeshi Ishikawa,
  • Juichiro Yoshida,
  • Ryuichi Morita,
  • Tomoki Sakakida,
  • Yuki Endo,
  • Toshifumi Doi,
  • Ryohei Hirose,
  • Ken Inoue and
  • Yoshito Itoh
  • + 7 authors

12 May 2022

Background: Vacuolar ATPase (V-ATPase) is involved in cancer development. The use of proton pump inhibitors (PPIs) as V-ATPase inhibitors has been reported to enhance the effectiveness of chemotherapy in certain cancers. This study aimed to evaluate...

  • Article
  • Open Access
6 Citations
4,703 Views
11 Pages

Additional Mosapride to Proton Pump Inhibitor for Gastroesophageal Reflux Disease: A Meta-Analysis

  • Toshihiro Nishizawa,
  • Kiyoto Mori,
  • Shuntaro Yoshida,
  • Hirotoshi Ebinuma,
  • Osamu Toyoshima and
  • Hidekazu Suzuki

21 August 2020

Background and Aim: In gastroesophageal reflux disease (GERD), the additive effect of mosapride to a proton pump inhibitor (PPI) is still controversial. This meta-analysis integrated randomized controlled trials (RCTs) in which mosapride combined wit...

  • Article
  • Open Access
13 Citations
6,917 Views
22 Pages

Novel Regulation of Alpha-Toxin and the Phenol-Soluble Modulins by Peptidyl-Prolyl cis/trans Isomerase Enzymes in Staphylococcus aureus

  • Rebecca A. Keogh,
  • Rachel L. Zapf,
  • Emily Trzeciak,
  • Gillian G. Null,
  • Richard E. Wiemels and
  • Ronan K. Carroll

16 June 2019

Peptidyl-prolyl cis/trans isomerases (PPIases) are enzymes that catalyze the cis-to-trans isomerization around proline bonds, allowing proteins to fold into their correct confirmation. Previously, we identified two PPIase enzymes in Staphylococcus au...

  • Article
  • Open Access
1 Citations
2,798 Views
8 Pages

Long-Term Intake of Proton-Pump Inhibitors Could Be Associated with an Increased Incidence of Liver Cancer in Women

  • Sven H. Loosen,
  • Markus S. Jördens,
  • Catherine Leyh,
  • Tom Luedde,
  • Christoph Roderburg and
  • Karel Kostev

16 April 2024

Background: Proton pump inhibitors (PPIs) are among the most commonly prescribed drugs in gastroenterology. Although PPIs are mostly well tolerated, long-term PPI intake has been linked with diabetes mellitus, osteoporosis and infectious disease. In...

  • Article
  • Open Access
2 Citations
5,893 Views
11 Pages

Depression Events Associated with Proton-Pump Inhibitors in Postmarketing Drug Surveillance Data

  • Tigran Makunts,
  • Haroutyun Joulfayan,
  • Kenneth Ta and
  • Ruben Abagyan

Proton-pump inhibitors, PPIs, are widely prescribed and are available over the counter for prolonged reduction of stomach acid production and related disorders. PPIs irreversibly inhibit the hydrogen/potassium ATPase in gastric parietal cells. Recent...

  • Article
  • Open Access
1 Citations
1,650 Views
20 Pages

Self-Assembled Peptide Hydrogels PPI45 and PPI47: Novel Drug Candidates for Staphylococcus aureus Infection Treatment

  • Quanlong Wu,
  • Mengyin Deng,
  • Ruoyu Mao,
  • Na Yang,
  • Ya Hao,
  • Manli Cao,
  • Da Teng and
  • Jianhua Wang

13 January 2025

Staphylococcus aureus, a prevalent zoonotic pathogen, poses a significant threat to skin wound infections. This study evaluates the bactericidal efficacy of self-assembled peptide hydrogels, PPI45 and PPI47, derived from the defensin-derived peptide...

  • Systematic Review
  • Open Access
1 Citations
6,861 Views
13 Pages

The Duration of Proton Pump Inhibitor Therapy and the Risk of Small Intestinal Bacterial Overgrowth: A Systematic Review and Meta-Analysis

  • Alsu R. Khurmatullina,
  • Dmitrii N. Andreev,
  • Yury A. Kucheryavyy,
  • Filipp S. Sokolov,
  • Petr A. Beliy,
  • Andrey V. Zaborovskiy and
  • Igor V. Maev

3 July 2025

Background/Objectives: Small intestinal bacterial overgrowth (SIBO) is frequently observed in patients treated with proton pump inhibitors (PPIs), yet the role of treatment duration in modulating SIBO risk remains unclear. This meta-analysis aims to...

  • Article
  • Open Access
2 Citations
2,785 Views
13 Pages

The Human Myelin Proteome and Sub-Metalloproteome Interaction Map: Relevance to Myelin-Related Neurological Diseases

  • Christos T. Chasapis,
  • Konstantinos Kelaidonis,
  • Harry Ridgway,
  • Vasso Apostolopoulos and
  • John M. Matsoukas

Myelin in humans is composed of about 80% lipids and 20% protein. Initially, myelin protein composition was considered low, but various recent proteome analyses have identified additional myelin proteins. Although, the myelin proteome is qualitativel...

  • Article
  • Open Access
8 Citations
5,015 Views
15 Pages

Proton Pump Inhibitors Use and Risk of Preeclampsia: A Meta-Analysis

  • Salman Hussain,
  • Ambrish Singh,
  • Benny Antony,
  • Jitka Klugarová,
  • M. Hassan Murad,
  • Aarthi S. Jayraj,
  • Alena Langaufová and
  • Miloslav Klugar

10 August 2022

Evidence from preclinical studies suggests a preventive effect of proton pump inhibitors (PPIs) in preeclampsia. Recently, several epidemiological studies have described a conflicting association between the use of PPIs during pregnancy and preeclamp...

  • Article
  • Open Access
2 Citations
5,549 Views
22 Pages

17 August 2024

Despite reliable evidence of adverse drug effects, the substantially increased prescription rates of proton pump inhibitors (PPIs) remain at a high level. This study analyzed the appropriateness of PPI prescriptions among residents of nursing homes i...

  • Review
  • Open Access
26 Citations
24,525 Views
11 Pages

28 March 2024

Background: Proton pump inhibitors (PPIs) are commonly prescribed long-acting drugs used to treat acid reflux, gastroesophageal reflux disease (GERD), and peptic ulcers. Recently, concerns have been raised about their safety, particularly due to the...

  • Article
  • Open Access
20 Citations
7,685 Views
14 Pages

25 February 2020

Gain-of-function mutations in PCSK9 (proprotein convertase subtilisin/kexin type 9) lead to reduced uptake of LDL (low density lipoprotein) cholesterol and, therefore, increased plasma LDL levels. However, the mechanism by which these mutants reduce...

  • Article
  • Open Access
8 Citations
3,537 Views
10 Pages

27 September 2022

The gut microbiota are regarded as a functional organ that plays a substantial role in human health and disease. Proton pump inhibitors (PPIs) are widely used in medicine but can induce changes in the overall gut microbiome and cause disease-associat...

  • Article
  • Open Access
18 Citations
4,831 Views
16 Pages

Exploring the Effect of Esomeprazole on Gastric and Duodenal Fluid Volumes and Absorption of Ritonavir

  • Tom de Waal,
  • Jari Rubbens,
  • Michael Grimm,
  • Vincent Vandecaveye,
  • Jan Tack,
  • Werner Weitschies,
  • Joachim Brouwers and
  • Patrick Augustijns

Proton-pump inhibitors (PPIs), frequently prescribed to lower gastric acid secretion, often exert an effect on the absorption of co-medicated drug products. A previous study showed decreased plasma levels of the lipophilic drug ritonavir after co-adm...

  • Article
  • Open Access
2 Citations
3,303 Views
10 Pages

A Custom Solution for Acoustic Startle Response Setup with Spike2-Based Data Acquisition Interface

  • Arseniy Pelevin,
  • Natalia Kurzina,
  • Vladislav Zavialov and
  • Anna Volnova

This article presents a low-cost and flexible software solution for acoustic startle response (ASR) test that can be used with a Spike2-based interface. ASR is a reflexive response to an unexpected, loud acoustic stimulus, and prepulse inhibition (PP...

  • Review
  • Open Access
9 Citations
15,337 Views
13 Pages

Proton pump inhibitors (PPIs) are widely used in the long-term treatment of gastroesophageal reflux disease (GERD) and other upper gastrointestinal disorders, such as the healing of peptic ulcers and/or prophylactic treatment of peptic ulcers. PPIs a...

  • Systematic Review
  • Open Access
6 Citations
3,288 Views
13 Pages

25 October 2023

There have been many clinical questions regarding whether the use of proton pump inhibitors (PPIs) could deteriorate the effects of cyclin-dependent kinase inhibitors (CDKIs) in HR+/HER2- advanced breast cancer patients. We performed a systematic rev...

  • Article
  • Open Access
3 Citations
3,495 Views
21 Pages

Conflicting reports about the role of neuropeptide S (NPS) in animal models of psychotic-like behavior and inconsistent results from human genetic studies seeking potential associations with schizophrenia prompted us to reevaluate the effects of NPS...

  • Review
  • Open Access
9 Citations
6,426 Views
28 Pages

17 July 2024

Signaling pathways are responsible for transmitting information between cells and regulating cell growth, differentiation, and death. Proteins in cells form complexes by interacting with each other through specific structural domains, playing a cruci...

  • Article
  • Open Access
9 Citations
3,256 Views
16 Pages

N, S-Doped Carbon Dots Prepared by Peanut Protein Isolates and Cysteamine as Highly Sensitive Fluorescent Sensors for Fe2+, Fe3+ and Lactoferrin

  • Xinxin Wang,
  • Xinyu Zu,
  • Ting Wang,
  • Yanan Zhao,
  • Yan Liang,
  • Xiaochen Wang,
  • Qian Chai,
  • Yunjuan Zhang,
  • Hongzhong Chen and
  • Hua Wang

31 December 2022

Lactoferrin (LF) is an iron-binding glycoprotein with various biological activities that has been extensively used in food and medical applications. Several methods for detecting LF have been reported, but they still face challenges in terms of sensi...

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