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  • Review
  • Open Access
49 Citations
9,813 Views
18 Pages

Role of Sam68 in Post-Transcriptional Gene Regulation

  • Flora Sánchez-Jiménez and
  • Víctor Sánchez-Margalet

28 November 2013

The STAR family of proteins links signaling pathways to various aspects of post-transcriptional regulation and processing of RNAs. Sam68 belongs to this class of heteronuclear ribonucleoprotein particle K (hnRNP K) homology (KH) single domain-cont...

  • Article
  • Open Access
3 Citations
3,884 Views
14 Pages

Hepatic Sam68 Regulates Systemic Glucose Homeostasis and Insulin Sensitivity

  • Aijun Qiao,
  • Wenxia Ma,
  • Ying Jiang,
  • Chaoshan Han,
  • Baolong Yan,
  • Junlan Zhou and
  • Gangjian Qin

29 September 2022

Hepatic glucose production (HGP) is an important component of glucose homeostasis, and deregulated HGP, particularly through gluconeogenesis, contributes to hyperglycemia and pathology of type-2 diabetes (T2D). It has been shown that the gluconeogeni...

  • Review
  • Open Access
31 Citations
5,958 Views
18 Pages

5 February 2020

The most serious aspect of neoplastic disease is the spread of cancer cells to secondary sites. Skeletal metastases can escape detection long after treatment of the primary tumour and follow-up. Bone tissue is a breeding ground for many types of canc...

  • Article
  • Open Access
10 Citations
2,894 Views
13 Pages

Decreased Expression of Sam68 Is Associated with Insulin Resistance in Granulosa Cells from PCOS Patients

  • Teresa Vilariño-García,
  • Pilar Guadix,
  • Mónica Dorado-Silva,
  • Pascual Sánchez-Martín,
  • Antonio Pérez-Pérez and
  • Víctor Sánchez-Margalet

9 September 2022

Background and objective: Polycystic ovary syndrome (PCOS) is a complex metabolic disorder associated with ovulatory dysfunction, hyperandrogenism, obesity, and insulin resistance, which leads to subfertility. PCOS is the most frequent metabolic diso...

  • Article
  • Open Access
9 Citations
3,482 Views
16 Pages

DNA Damage Regulates the Functions of the RNA Binding Protein Sam68 through ATM-Dependent Phosphorylation

  • Venturina Stagni,
  • Silvia Orecchia,
  • Luca Mignini,
  • Sara Beji,
  • Ambra Antonioni,
  • Cinzia Caggiano,
  • Daniela Barilà,
  • Pamela Bielli and
  • Claudio Sette

9 August 2022

Cancer cells frequently exhibit dysregulation of the DNA damage response (DDR), genomic instability, and altered RNA metabolism. Recent genome-wide studies have strongly suggested an interaction between the pathways involved in the cellular response...

  • Article
  • Open Access
18 Citations
4,428 Views
18 Pages

Comparative O-GlcNAc Proteomic Analysis Reveals a Role of O-GlcNAcylated SAM68 in Lung Cancer Aggressiveness

  • Chia-Hung Lin,
  • Chen-Chung Liao,
  • Shu-Ying Wang,
  • Chia-Yi Peng,
  • Yi-Chen Yeh,
  • Mei-Yu Chen and
  • Teh-Ying Chou

4 January 2022

O-GlcNAcylation is a reversible and dynamic post-translational protein modification catalyzed by O-GlcNAc transferase (OGT). Despite the reported association of O-GlcNAcylation with cancer metastasis, the O-GlcNAc proteome profile for cancer aggressi...

  • Article
  • Open Access
1,975 Views
13 Pages

Linker-Mediated Inactivation of the SAM-II Domain in the Tandem SAM-II/SAM-V Riboswitch

  • Shanshan Feng,
  • Wenwen Xiao,
  • Yingying Yu,
  • Guangfeng Liu,
  • Yunlong Zhang,
  • Ting Chen and
  • Changrui Lu

20 October 2024

Tandem SAM-II/SAM-V riboswitch belongs to a class of riboswitches found in the marine bacterium ‘Candidatus Pelagibacter ubique’. Previous studies have demonstrated that these riboswitches have the potential for digital modulation of gene...

  • Article
  • Open Access
39 Citations
5,788 Views
14 Pages

The Oncogene Metadherin Interacts with the Known Splicing Proteins YTHDC1, Sam68 and T-STAR and Plays a Novel Role in Alternative mRNA Splicing

  • Hayley J. Luxton,
  • Benjamin S. Simpson,
  • Ian G. Mills,
  • Nicola R. Brindle,
  • Zeba Ahmed,
  • Vasilis Stavrinides,
  • Susan Heavey,
  • Stefan Stamm and
  • Hayley C. Whitaker

23 August 2019

Oncogenic metadherin is a key contributor to tumourigenesis with metadherin expression and cytoplasmic localisation previously linked to poor survival. A number of reports have shown metadherin localises specifically to nuclear speckles known to be r...

  • Article
  • Open Access
1,563 Views
29 Pages

Sam-Sam Association Between EphA2 and SASH1: In Silico Studies of Cancer-Linked Mutations

  • Marian Vincenzi,
  • Flavia Anna Mercurio,
  • Ida Autiero and
  • Marilisa Leone

5 February 2025

Recently, SASH1 has emerged as a novel protein interactor of a few Eph tyrosine kinase receptors like EphA2. These interactions involve the first N-terminal Sam (sterile alpha motif) domain of SASH1 (SASH1-Sam1) and the Sam domain of Eph receptors. C...

  • Article
  • Open Access
13 Citations
3,681 Views
10 Pages

WaterSAM: Adapting SAM for Underwater Object Segmentation

  • Yang Hong,
  • Xiaowei Zhou,
  • Ruzhuang Hua,
  • Qingxuan Lv and
  • Junyu Dong

11 September 2024

Object segmentation, a key type of image segmentation, focuses on detecting and delineating individual objects within an image, essential for applications like robotic vision and augmented reality. Despite advancements in deep learning improving obje...

  • Review
  • Open Access
13 Citations
3,844 Views
52 Pages

8 September 2022

Among the diverse protein binding modules, Sam (Sterile alpha motif) domains attract attention due to their versatility. They are present in different organisms and play many functions in physiological and pathological processes by binding multiple p...

  • Article
  • Open Access
442 Views
30 Pages

PMG-SAM: Boosting Auto-Segmentation of SAM with Pre-Mask Guidance

  • Jixue Gao,
  • Xiaoyan Jiang,
  • Anjie Wang,
  • Yongbin Gao,
  • Zhijun Fang and
  • Michael S. Lew

6 January 2026

The Segment Anything Model (SAM), a foundational vision model, struggles with fully automatic segmentation of specific objects. Its “segment everything” mode, reliant on a grid-based prompt strategy, suffers from localization blindness an...

  • Article
  • Open Access
20 Citations
3,921 Views
22 Pages

SAM-CFFNet: SAM-Based Cross-Feature Fusion Network for Intelligent Identification of Landslides

  • Laidian Xi,
  • Junchuan Yu,
  • Daqing Ge,
  • Yunxuan Pang,
  • Ping Zhou,
  • Changhong Hou,
  • Yichuan Li,
  • Yangyang Chen and
  • Yuanbiao Dong

26 June 2024

Landslides are common hazardous geological events, and accurate and efficient landslide identification methods are important for hazard assessment and post-disaster response to geological disasters. Deep learning (DL) methods based on remote sensing...

  • Article
  • Open Access
4,220 Views
17 Pages

Accurate segmentation of brain vessels is critical for diagnosing cerebral stroke, yet existing AI-based methods struggle with challenges such as small vessel segmentation and class imbalance. To address this, our study proposes a novel 2D segmentati...

  • Article
  • Open Access
2 Citations
1,422 Views
14 Pages

Phospho-Switch: Regulation of the Activity of SAM-Dependent Methyltransferases Using H-Phosphinic SAM Analogue

  • Vsevolod L. Filonov,
  • Maxim A. Khomutov,
  • Alexander Yu. Rudenko,
  • Sofia S. Mariasina,
  • Ratislav M. Ozhiganov,
  • Alexander V. Sergeev,
  • Sergei N. Kochetkov,
  • Vladimir I. Polshakov,
  • Elizaveta S. Gromova and
  • Alex R. Khomutov
  • + 1 author

4 September 2025

S-Adenosyl-L-methionine (SAM) is a central cofactor in cellular methylation, donating methyl groups to a wide range of biological substrates. SAM analogues are promising tools for selective modulation of methyltransferase activity. Here, we investiga...

  • Article
  • Open Access
471 Views
21 Pages

CF-SAM: An Efficient and Precise SAM Model for Instance Segmentation of Cotton Top Leaves

  • Yanliang Mao,
  • Kubwimana Olivier,
  • Guangzhi Niu and
  • Liping Chen

22 December 2025

The complexity of field environments poses significant challenges for the segmentation of cotton top leaves, a critical step for apical bud localization in intelligent topping systems. Conventional segmentation models typically rely on large annotate...

  • Article
  • Open Access
1 Citations
1,559 Views
23 Pages

SAM2MS: An Efficient Framework for HRSI Road Extraction Powered by SAM2

  • Pengnian Zhang,
  • Junxiang Li,
  • Chenggang Wang and
  • Yifeng Niu

14 September 2025

Road extraction from high-resolution remote sensing images (HRSIs) provides critical support for downstream tasks such as autonomous driving path planning and urban planning. Although deep learning-based pixel-level segmentation methods have achieved...

  • Article
  • Open Access
3 Citations
4,197 Views
31 Pages

SAM for Road Object Segmentation: Promising but Challenging

  • Alaa Atallah Almazroey,
  • Salma kammoun Jarraya and
  • Reem Alnanih

Road object segmentation is crucial for autonomous driving, as it enables vehicles to perceive their surroundings. While deep learning models show promise, their generalization across diverse road conditions, weather variations, and lighting changes...

  • Article
  • Open Access
1,326 Views
14 Pages

Zero-Shot SAM for Food Image Segmentation

  • Saeed S. Alahmari,
  • Michael R. Gardner and
  • Tawfiq Salem

3 November 2025

Recent advances in foundation models have enabled strong zero-shot performance across vision tasks, yet their effectiveness for fine-grained domains such as food image segmentation remains underexplored. This study investigates the zero-shot capabili...

  • Article
  • Open Access
12 Citations
3,886 Views
18 Pages

Genome-Wide Characterization of the SAMS Gene Family in Cotton Unveils the Putative Role of GhSAMS2 in Enhancing Abiotic Stress Tolerance

  • Joseph Wanjala Kilwake,
  • Muhammad Jawad Umer,
  • Yangyang Wei,
  • Teame Gereziher Mehari,
  • Richard Odongo Magwanga,
  • Yanchao Xu,
  • Yuqing Hou,
  • Yuhong Wang,
  • Margaret Linyerera Shiraku and
  • Fang Liu
  • + 4 authors

20 February 2023

The most devastating abiotic factors worldwide are drought and salinity, causing severe bottlenecks in the agricultural sector. To acclimatize to these harsh ecological conditions, plants have developed complex molecular mechanisms involving diverse...

  • Communication
  • Open Access
4 Citations
2,311 Views
13 Pages

DPH1 Gene Mutations Identify a Candidate SAM Pocket in Radical Enzyme Dph1•Dph2 for Diphthamide Synthesis on EF2

  • Koray Ütkür,
  • Sarina Schmidt,
  • Klaus Mayer,
  • Roland Klassen,
  • Ulrich Brinkmann and
  • Raffael Schaffrath

16 November 2023

In eukaryotes, the Dph1•Dph2 dimer is a non-canonical radical SAM enzyme. Using iron-sulfur (FeS) clusters, it cleaves the cosubstrate S-adenosyl-methionine (SAM) to form a 3-amino-3-carboxy-propyl (ACP) radical for the synthesis of diphthamide....

  • Article
  • Open Access
1 Citations
2,079 Views
27 Pages

21 July 2025

Camouflaged Object Detection (COD) aims to segment objects that are highly integrated with their background, presenting significant challenges such as low contrast, complex textures, and blurred boundaries. Existing deep learning methods often strugg...

  • Article
  • Open Access
1,685 Views
14 Pages

Observation of SAM-VI Riboswitch Dynamics Using Single-Molecule FRET

  • Yanyan Xue,
  • Yi Sun,
  • Yichun Xia,
  • Xiuming Liu and
  • Hua Dai

Riboswitches regulate gene expression through intricate dynamic conformational transitions, with divalent cation Mg2+ and their ligands playing pivotal roles in this process. The dynamic structural mechanism by which the S-adenosyl-L-methionine (SAM)...

  • Article
  • Open Access
1 Citations
1,566 Views
22 Pages

VG-SAM: Visual In-Context Guided SAM for Universal Medical Image Segmentation

  • Gang Dai,
  • Qingfeng Wang,
  • Yutao Qin,
  • Gang Wei and
  • Shuangping Huang

Medical image segmentation, driven by the intrinsic fractal characteristics of biological patterns, plays a crucial role in medical image analysis. Recently, universal image segmentation, which aims to build models that generalize robustly to unseen...

  • Article
  • Open Access
602 Views
14 Pages

5 November 2025

Wheat is one of the world’s essential crops, and the presence of foliar diseases significantly affects both the yield and quality of wheat. Accurate identification of wheat leaf diseases is crucial. However, traditional segmentation models face...

  • Article
  • Open Access
2 Citations
2,120 Views
23 Pages

Exploring a Potential Optimization Route for Peptide Ligands of the Sam Domain from the Lipid Phosphatase Ship2

  • Marian Vincenzi,
  • Flavia Anna Mercurio,
  • Sara La Manna,
  • Rosanna Palumbo,
  • Luciano Pirone,
  • Daniela Marasco,
  • Emilia Maria Pedone and
  • Marilisa Leone

2 October 2024

The Sam (Sterile alpha motif) domain of the lipid phosphatase Ship2 (Ship2-Sam) is engaged by the Sam domain of the receptor tyrosine kinase EphA2 (EphA2-Sam) and, this interaction is principally linked to procancer effects. Peptides able to hinder t...

  • Review
  • Open Access
8 Citations
3,999 Views
20 Pages

The Structural Dynamics, Complexity of Interactions, and Functions in Cancer of Multi-SAM Containing Proteins

  • Christopher M. Clements,
  • Morkos A. Henen,
  • Beat Vögeli and
  • Yiqun G. Shellman

1 June 2023

SAM domains are crucial mediators of diverse interactions, including those important for tumorigenesis or metastasis of cancers, and thus SAM domains can be attractive targets for developing cancer therapies. This review aims to explore the literatur...

  • Article
  • Open Access
270 Views
20 Pages

22 January 2026

Semantic segmentation of high-resolution remote sensing imagery is a critical technology for the intelligent interpretation of sensor data, supporting automated environmental monitoring and urban sensing systems. However, processing data from dense u...

  • Article
  • Open Access
3 Citations
2,155 Views
26 Pages

27 February 2024

The lipid phosphatase Ship2 interacts with the EphA2 receptor by forming a heterotypic Sam (sterile alpha motif)–Sam complex. Ship2 works as a negative regulator of receptor endocytosis and consequent degradation, and anti-oncogenic effects in...

  • Article
  • Open Access
2 Citations
2,214 Views
13 Pages

Bifidobacterium bifidum SAM-VI Riboswitch Conformation Change Requires Peripheral Helix Formation

  • Wenwen Xiao,
  • Guangfeng Liu,
  • Ting Chen,
  • Yunlong Zhang and
  • Changrui Lu

23 June 2024

The Bifidobacterium bifidum SAM-VI riboswitch undergoes dynamic conformational changes that modulate downstream gene expression. Traditional structural methods such as crystallography capture the bound conformation at high resolution, and additional...

  • Communication
  • Open Access
9 Citations
6,003 Views
13 Pages

17 March 2022

The self-assembled monolayer (SAM) is the most common organic assembly utilized for the formation of the monolayers of alkane-thiolates on gold electrode, resulting in a wide range of applications for the modified SAM on gold in various research area...

  • Article
  • Open Access
630 Views
21 Pages

27 November 2025

Change detection is a pivotal task in remote sensing information extraction, and leveraging the representation capabilities of large models has emerged as a promising direction in recent research. However, existing large-model-based change detection...

  • Article
  • Open Access
501 Views
17 Pages

SAM-Based Approach for Automated Fabric Anisotropy Quantification in Concrete Aggregates

  • Zongxian Liu,
  • Chen Chen,
  • Huibao Huang,
  • Jiankang Chen,
  • Pengtao Zhang and
  • Jianghan Xue

1 November 2025

The reliable characterization of fabric anisotropy in concrete aggregates is critical for understanding the mechanical behavior and durability of concrete. The accurate segmentation of aggregates is essential for anisotropy assessment. However, conve...

  • Article
  • Open Access
883 Views
14 Pages

10 May 2025

Checking the distance between aircraft fire detection lines is a crucial task in the conformity inspection process of civil aircraft manufacturing. Currently, this task is mainly performed manually, which is inefficient and prone to errors and omissi...

  • Article
  • Open Access
30 Citations
13,757 Views
16 Pages

Cross-Reactive Sensor Array for Metal Ion Sensing Based on Fluorescent SAMs

  • Lourdes Basabe-Desmonts,
  • Frederieke Van der Baan,
  • Rebecca S. Zimmerman,
  • David N. Reinhoudt and
  • Mercedes Crego-Calama

5 September 2007

Fluorescent self assembled monolayers (SAMs) on glass were previouslydeveloped in our group as new sensing materials for metal ions. These fluorescent SAMs arecomprised by fluorophores and small molecules sequentially deposited on a monolayer onglass...

  • Article
  • Open Access
2 Citations
1,645 Views
15 Pages

Accurate shade matching is essential in restorative and prosthetic dentistry yet remains difficult due to subjectivity in visual assessments. We develop and evaluate a deep learning approach for the simultaneous segmentation of natural teeth and shad...

  • Article
  • Open Access
2 Citations
6,217 Views
12 Pages

Psychometric Properties of a Short Academic Motivation Scale (SAMS) in Medical Students

  • Jai Pascual-Mariño,
  • Mardel Morales-García,
  • Liset Z. Sairitupa-Sanchez,
  • Oscar Mamani-Benito,
  • Percy G. Ruiz Mamani,
  • Sandra B. Morales-García,
  • Oriana Rivera-Lozada and
  • Wilter C. Morales-García

12 April 2024

Background: Medical education represents a complex field of study, influenced by various psychological, demographic, and contextual factors. Academic motivation, essential for educational success, has been linked to critical decisions in medical care...

  • Article
  • Open Access
1,195 Views
25 Pages

Diagnosis by SAM Linked to Machine Vision Systems in Olive Pitting Machines

  • Luis Villanueva Gandul,
  • Antonio Madueño-Luna,
  • José Miguel Madueño-Luna,
  • Miguel Calixto López-Gordillo and
  • Manuel Jesús González-Ortega

1 July 2025

Computer Vision (CV) has proven to be a powerful tool for automation in agri-food industrial processes, offering high-precision solutions tailored to specific working conditions. Recent advancements in Artificial Neural Networks (ANNs) have revolutio...

  • Article
  • Open Access
11 Citations
2,789 Views
19 Pages

26 April 2024

Weakly supervised object detection (WSOD) in remote sensing images (RSIs) aims to detect high-value targets by solely utilizing image-level category labels; however, two problems have not been well addressed by existing methods. Firstly, the seed ins...

  • Article
  • Open Access
2 Citations
2,635 Views
39 Pages

Sparse-MoE-SAM: A Lightweight Framework Integrating MoE and SAM with a Sparse Attention Mechanism for Plant Disease Segmentation in Resource-Constrained Environments

  • Benhan Zhao,
  • Xilin Kang,
  • Hao Zhou,
  • Ziyang Shi,
  • Lin Li,
  • Guoxiong Zhou,
  • Fangying Wan,
  • Jiangzhang Zhu,
  • Yongming Yan and
  • Yulong Wu
  • + 1 author

24 August 2025

Plant disease segmentation has achieved significant progress with the help of artificial intelligence. However, deploying high-accuracy segmentation models in resource-limited settings faces three key challenges, as follows: (A) Traditional dense att...

  • Article
  • Open Access
3 Citations
3,007 Views
21 Pages

5 July 2025

The Segment Anything Model 2 (SAM2) has achieved state-of-the-art performance in pixel-level object segmentation for both static and dynamic visual content. Its streaming memory architecture maintains spatial context across video sequences, yet strug...

  • Article
  • Open Access
14 Citations
5,145 Views
12 Pages

Segment Anything in Optical Coherence Tomography: SAM 2 for Volumetric Segmentation of Retinal Biomarkers

  • Mikhail Kulyabin,
  • Aleksei Zhdanov,
  • Andrey Pershin,
  • Gleb Sokolov,
  • Anastasia Nikiforova,
  • Mikhail Ronkin,
  • Vasilii Borisov and
  • Andreas Maier

Optical coherence tomography (OCT) is a non-invasive imaging technique widely used in ophthalmology for visualizing retinal layers, aiding in the early detection and monitoring of retinal diseases. OCT is useful for detecting diseases such as age-rel...

  • Article
  • Open Access
4 Citations
3,616 Views
16 Pages

26 November 2024

Food semantic segmentation is of great significance in the field of computer vision and artificial intelligence, especially in the application of food image analysis. Due to the complexity and variety of food, it is difficult to effectively handle th...

  • Article
  • Open Access
2 Citations
2,243 Views
12 Pages

Weakly Supervised SVM-Enhanced SAM Pipeline for Stone-by-Stone Segmentation of the Masonry of the Loire Valley Castles

  • Stuardo Lucho,
  • Sylvie Treuillet,
  • Xavier Desquesnes,
  • Remy Leconge and
  • Xavier Brunetaud

The preservation of historical monuments presents a formidable challenge, particularly in monitoring the deterioration of building materials over time. Chateau de Chambord’s facade suffers from common issues such as flaking and spalling, which...

  • Article
  • Open Access
4 Citations
1,939 Views
21 Pages

Landslide Susceptibility Prediction Based on a CNN–LSTM–SAM–Attention Hybrid Model

  • Honggang Wu,
  • Jiabi Niu,
  • Yongqiang Li,
  • Yinsheng Wang and
  • Daohong Qiu

27 June 2025

Accurate prediction of landslide susceptibility is a key component of disaster risk reduction and early warning systems. Traditional landslide susceptibility prediction methods often face challenges in capturing complex nonlinear and spatio-temporal...

  • Article
  • Open Access
2 Citations
1,467 Views
17 Pages

Improving Dynamic Gesture Recognition with Attention-Enhanced LSTM and Grounding SAM

  • Jinlong Chen,
  • Fuqiang Jin,
  • Yingjie Jiao,
  • Yongsong Zhan and
  • Xingguo Qin

Dynamic gesture detection is a key topic in computer vision and deep learning, with applications in human–computer interaction and virtual reality. However, traditional methods struggle with long sequences, complex scenes, and multimodal data,...

  • Article
  • Open Access
2,382 Views
18 Pages

3 March 2025

Unsupervised domain adaptation (UDA) enables training a model on labeled source data to perform well in a target domain without supervision, which is especially valuable in vision-based semantic segmentation. However, existing UDA methods often strug...

  • Article
  • Open Access
687 Views
22 Pages

20 November 2025

Single-image dehazing suffers from severe information loss and the under-constraint problem. The lack of high-quality robust priors leads to limited generalization ability of existing dehazing methods in real-world scenarios. To tackle this challenge...

  • Article
  • Open Access
3 Citations
3,154 Views
14 Pages

A2BC-Type Porphyrin SAM on Gold Surface for Bacteria Detection Applications: Synthesis and Surface Functionalization

  • Laurie Neumann,
  • Lea Könemund,
  • Valentina Rohnacher,
  • Annemarie Pucci,
  • Hans-Hermann Johannes and
  • Wolfgang Kowalsky

13 April 2021

Currently used elaborate technologies for the detection of bacteria can be improved in regard to their time consumption, labor intensity, accuracy and reproducibility. Well-known electrical measurement methods might connect highly sensitive sensing s...

  • Essay
  • Open Access
3 Citations
3,283 Views
12 Pages

29 April 2025

Recognizing plant leaves in complex agricultural scenes is challenging due to high manual annotation costs and real-time detection demands. Current deep learning methods, such as YOLOv8 and SAM, face trade-offs between annotation efficiency and infer...

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