7,857 results match your criteria: "Collaborative innovation Center for cancer Medicine[Affiliation]"

Risk classification for non-cancer death in middle-aged cancer patients.

J Adv Res

December 2024

Guangdong Provincial Key Laboratory of Cardiac Function and Microcirculation, Guangzhou 510280, China; The 10th Affiliated Hospital of Southern Medical University (Dongguan People's Hospital), Southern Medical University, Guangdong 523059, China. Electronic address:

Introduction: Non-cancer events are important causes of competing mortality among cancer patients. However, the risk of non-cancer death and risk classification in middle-aged cancer patients is not clear. To comprehensively analyze the risk of non-cancer deaths in 24 different cancers among middle-aged patients.

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Standard: Human gastric cancer organoids.

Cell Regen

December 2024

Guangzhou National Laboratory, Guangzhou, 510005, China.

Gastric cancer is one of the most common malignancies with poor prognosis. The use of organoids to simulate gastric cancer has rapidly developed over the past several years. Patient-derived gastric cancer organoids serve as in vitro models that closely mimics donor characteristics, offering new opportunities for both basic and applied research.

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TLS and immune cell profiling: immunomodulatory effects of immunochemotherapy on tumor microenvironment in resectable stage III NSCLC.

Front Immunol

December 2024

State Key Laboratory of Oncology in South China, Guangdong Provincial Clinical Research Center for Cancer, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, Guangdong, China.

Background: The use of programmed death-1 (PD-1) inhibitors in the neoadjuvant setting for patients with resectable stage III NSCLC has revolutionized this field in recent years. However, there is still 40%-60% of patients do not benefit from this approach. The complex interactions between immune cell subtypes and tertiary lymphoid structures (TLSs) within the tumor microenvironment (TME) may influence prognosis and the response to immunochemotherapy.

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Elastography-based AI model can predict axillary status after neoadjuvant chemotherapy in breast cancer with nodal involvement: A prospective, multicenter, diagnostic study.

Int J Surg

October 2024

Department of Medical Ultrasound, State Key Laboratory of Oncology in South China, Guangdong Provincial Clinical Research Center for Cancer, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, 510060, China.

Objective: To develop a model for accurate prediction of axillary lymph node (LN) status after neoadjuvant chemotherapy (NAC) in breast cancer patients with nodal involvement.

Methods: Between October 2018 and February 2024, 671 breast cancer patients with biopsy-proven LN metastasis who received NAC followed by axillary LN dissection were enrolled in this prospective, multicenter study. Preoperative ultrasound (US) images, including B-mode ultrasound (BUS) and shear wave elastography (SWE), were obtained.

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A bibliometric analysis of research trends and hotspots of pilocytic astrocytoma from 2004 to 2023.

Neurosurg Rev

December 2024

Department of Neurosurgery and Neuro-Oncology, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-Sen University Cancer Center, Guangzhou, China.

Pilocytic astrocytoma (PA) is a WHO grade I neoplasm with a favorable prognosis. It is the most common pediatric benign tumor. Recently, PA has attracted more and more attention and discussion from scholars.

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"Three-in-One Wonder": A Retrospective Cohort Study on Modified Robotic-Assisted Transoral Thyroidectomy.

J Otolaryngol Head Neck Surg

December 2024

Department of Thyroid Surgery, The Affiliated Cancer Hospital of Xiangya School of Medicine, Central South University/Hunan Cancer Hospital, Changsha, Hunan, P. R. China.

Importance: With advancements in robotic surgery, robotic-assisted thyroidectomy is gaining popularity. The introduction of the 3-port transoral robotic thyroidectomy (T-TORT) offers an alternative approach with potential benefits in postoperative recovery compared to traditional methods.

Objective: To assess the safety and feasibility of T-TORT in comparison to the transoral endoscopic thyroidectomy vestibular approach (TOETVA).

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Combined pyrotinib and fulvestrant for hormone receptor-positive and HER2-positive metastatic breast cancer: A multicenter, single-arm, phase II trial.

MedComm (2020)

January 2025

Guangdong Provincial Key Laboratory of Malignant Tumor Epigenetics and Gene Regulation Department of Medical Oncology Breast Tumor Centre Phase I Clinical Trial Centre, Clinical Research Design Division, Clinical Research Center Sun Yat-sen Memorial Hospital Sun Yat-sen University Guangzhou Guangdong China.

This multicenter, single-arm, phase II clinical trial (NCT04034589) evaluated the efficacy and safety of pyrotinib combined with fulvestrant in patients with HR-positive/HER2-positive metastatic breast cancer who had experienced trastuzumab treatment failure. A total of 46 patients were enrolled, receiving pyrotinib orally once daily and fulvestrant intramuscularly on days 1 and 15 of cycle 1, followed by monthly doses on day 1. The primary endpoint was progression-free survival (PFS), while secondary endpoints included overall survival (OS), objective response rate (ORR), disease control rate (DCR), and safety.

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-driven CX3CR1 PD-L1 phagocytes route to tumor tissues and reshape tumor microenvironment.

Gut Microbes

December 2025

Department of Microbial and Biochemical Pharmacy, School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou, China.

The intracellular bacterium (Fn) mediates tumorigenesis and progression in colorectal cancer (CRC). However, the origin of intratumoral Fn and the role of Fn-infected immunocytes in the tumor microenvironment remain unclear. Here, we observed that Fn-infected neutrophils/macrophages (PMNs/MΦs), especially PMNs, accumulate in tumor tissues and fecal Fn abundance correlates positively with an abundance of blood PD-L1 PMNs in CRC patients.

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Perioperative immunotherapy plus chemotherapy versus chemotherapy alone for patients with resectable pulmonary lymphoepithelioma-like carcinoma.

Lung Cancer

December 2024

State Key Laboratory of Oncology in South China, Guangzhou, China; Collaborative Innovation Center for Cancer Medicine, Guangzhou, China; Department of Medical Oncology, Sun Yat-sen University Cancer Center, Guangzhou, China. Electronic address:

Background: Primary pulmonary lymphoepithelioma-like carcinoma (PLELC) is a rare subtype of non-small-cell lung cancer. This study aims to compare the efficacy and safety of perioperative PD-1/PD-L1 inhibitor plus chemotherapy versus chemotherapy alone in stage II-IIIB PLELC patients.

Patients And Methods: This retrospective study included stage II-IIIB PLELC patients.

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The complex interplay between redox dysregulation and mTOR signaling pathway in cancer: A rationale for cancer treatment.

Biochem Pharmacol

December 2024

Química y Farmacia, Facultad de Ciencias de la Salud, Universidad Arturo Prat, 1100000 Iquique, Chile; Instituto de Química Medicinal, Universidad Arturo Prat, 1100000 Iquique, Chile; Research Group in Metabolism and Nutrition, Louvain Drug Research Institute, Université catholique de Louvain, 1200 Brussels, Belgium. Electronic address:

The mechanistic target of rapamycin (mTOR) is a highly conserved serine/threonine kinase that plays a critical role in regulating cellular processes such as growth, proliferation, and metabolism in healthy cells. Dysregulation of mTOR signaling and oxidative stress have been implicated in various diseases including cancer. This review aims to provide an overview of the current understanding of mTOR and its involvement in cell survival and the regulation of cancer cell metabolism as well as its complex interplay with reactive oxygen species (ROS).

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Efficacy of local-regional radiotherapy in de novo metastatic nasopharyngeal carcinoma patients receiving chemo-immunotherapy: A multicenter, propensity score matching study.

Radiother Oncol

February 2025

Department of Nasopharyngeal Carcinoma, Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and Therapy, 510060, Guangzhou, China. Electronic address:

Article Synopsis
  • The study aimed to evaluate the effectiveness of local-regional radiotherapy (LRRT) in patients with de novo metastatic nasopharyngeal carcinoma (dm NPC) who were treated with chemo-immunotherapy.
  • A total of 546 patients were analyzed, showing that those receiving LRRT had better progression-free survival (PFS) rates, especially in patients with oligo metastatic disease and undetectable EBV DNA levels.
  • The findings suggest that LRRT can extend PFS for certain patients, highlighting oligo metastatic disease and undetectable EBV DNA as potential indicators for its benefits.
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Artificial Intelligence-Empowered Multistep Integrated Radiation Therapy Workflow for Nasopharyngeal Carcinoma.

Int J Radiat Oncol Biol Phys

December 2024

Department of Radiation Oncology, Sun Yat-sen University Cancer Center, State Key Laboratory of Oncology in South China, Collaborative Innovation Center for Cancer Medicine, Guangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and Therapy, Guangzhou, China. Electronic address:

Purpose: To establish an artificial intelligence (AI)-empowered multistep integrated (MSI) radiation therapy (RT) workflow for patients with nasopharyngeal carcinoma (NPC) and evaluate its feasibility and clinical performance.

Methods And Materials: Patients with NPC scheduled for MSI RT workflow were prospectively enrolled. This workflow integrates RT procedures from computed tomography (CT) scan to beam delivery, all performed with the patient on the treatment couch.

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Genetic susceptibility of diffuse large B-cell lymphoma: a meta genome-wide association study in Asian population.

Leukemia

December 2024

Guangdong Provincial People's Hospital (Guangdong Academy of Medical Sciences), Southern Medical University, Guangzhou, 510080, Guangdong, China.

Diffuse large B-cell lymphoma (DLBCL) is an aggressive malignancy and the most common form of non-Hodgkin lymphoma (NHL) that occurs worldwide. To discover risk factors and pathogenesis of DLBCL, we performed the largest GWAS of DLBCL to date in samples of East Asian ancestry, consisting of 2,888 patients with DLBCL and 12,458 controls. The meta-analysis identified three novel loci, rs2233434 on 6p21.

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A rare KLHDC4 variant Glu510Lys is associated with genetic susceptibility and promotes tumor metastasis in nasopharyngeal carcinoma.

J Genet Genomics

December 2024

State Key Laboratory of Oncology in South China, Guangdong Key Laboratory of Nasopharyngeal Carcinoma Diagnosis and Therapy, Guangdong Provincial Clinical Research Center for Cancer, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, Guangdong 510060, China; Department of Experimental Research, Sun Yat-sen University Cancer Center, Guangzhou, Guangdong 510060, China; Sun Yat-sen University Institute of Advanced Studies Hong Kong, Science Park, Hong Kong SAR, China; Department of Medical Oncology, National Cancer Centre Singapore, Singapore. Electronic address:

Various genetic association studies have identified numerous single nucleotide polymorphisms (SNPs) associated with nasopharyngeal carcinoma (NPC) risk. However, these studies have predominantly focused on common variants, leaving the contribution of rare variants to the "missing heritability" largely unexplored. Here, we integrate genotyping data from 3925 NPC cases and 15,048 healthy controls to identify a rare SNP, rs141121474, resulting in a Glu510Lys mutation in KLHDC4 gene linked to increased NPC risk.

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First-Line PD-1 Blockade Combined With Chemotherapy for Stage IV Penile Squamous Cell Carcinoma: A Multicenter Retrospective Study.

J Natl Compr Canc Netw

December 2024

Department of Urology, State Key Laboratory of Oncology in Southern China, Collaborative Innovation Center for Cancer Medicine, Sun Yat-sen University Cancer Center, Guangzhou, China.

Background: The purpose of this study was to evaluate the efficacy and safety of PD-1 blockade combined with cisplatin and paclitaxel (TP)-based chemotherapy as first-line treatment for advanced penile squamous cell carcinoma (PSCC).

Patients And Methods: A retrospective review was performed of 32 eligible patients with high-risk stage IV (cN3M0-1) PSCC who received first-line PD-1 blockade combined with TP-based chemotherapy at 5 medical centers (2019-2023). Clinical responses were assessed using RECIST version 1.

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Purpose: Our institution has developed an individualized elective primary tumor clinical target volume (CTVp) delineation protocol for nasopharyngeal carcinoma (NPC) based on stepwise tumor spread patterns in intensity modulated radiation therapy for over 10 years. Herein, we report the long-term efficacy and toxicities in patients with NPC treated under this protocol.

Methods And Materials: A total of 7262 patients with histologically proven nonmetastatic NPC treated with intensity modulated radiation therapy following this individualized delineation protocol were retrospectively evaluated.

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Background: To investigate the impact of the number of positive lymph nodes (PLNs) on long-term survival and pathological nodal stage in patients with oral tongue squamous cell carcinoma (OTSCC).

Materials And Methods: Newly diagnosed and nonmetastatic adult patients with OTSCC who underwent curative resection were identified between January 2010 and December 2020. External validation was performed via the SEER registry.

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Background: Radiation-induced brain injury (RBI) is a common complication in patients with nasopharyngeal carcinoma (NPC) who have undergone radiotherapy (RT), which is characterized by significant cognitive and psychological impairments. Although radiation-induced regional structural abnormalities have been well-reported, the effects of RT on the whole brain structural covariance networks are mostly unknown. Here, we performed a source-based morphometry (SBM) study to solve this issue.

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Background: Ovarian cancer (OC) is a globally prevalent malignancy with significant morbidity and mortality, yet its heterogeneity poses challenges in treatment and prognosis. Recognizing the crucial role of the tumor microenvironment (TME) in OC progression, this study leverages integrative multi-omics and machine learning to uncover TME-associated prognostic biomarkers, paving the way for more personalized therapeutic interventions.

Methods: Employing a rigorous multi-omics approach, this study analyzed single-cell RNA sequencing (scRNA-seq) data from OC and normal tissue samples, including high-grade serous OC (HGSOC) from the Gene Expression Omnibus (GEO: GSE184880) and The Cancer Genome Atlas (TCGA) OC cohort, utilizing the Seurat package to annotate 700 TME-related genes.

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Safety and efficacy of amulirafusp alfa (IMM0306), a fusion protein of CD20 monoclonal antibody with the CD47 binding domain of SIRPα, in patients with relapsed or refractory B-cell non-Hodgkin lymphoma: a phase 1/2 study.

J Hematol Oncol

December 2024

Department of Medical Oncology, Beijing Key Laboratory of Clinical Study on Anticancer Molecular Targeted Drugs, National Cancer Center/National Clinical Research Center for Cancer/Cancer Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, No. 17 Panjiayuan Nanli, Chaoyang District, Beijing, 100021, China.

Background: Amulirafusp alfa (IMM0306) is a fusion protein of CD47 binding domain of signal-regulatory protein alpha (SIRPα) with CD20 monoclonal antibody on both heavy chains. This study aimed to evaluate the safety and preliminary efficacy of amulirafusp alfa in relapsed or refractory (r/r) B-cell non-Hodgkin lymphoma (B-NHL).

Methods: We enrolled patients with CD20 + r/r B-NHL who had previously received at least two lines of therapy to receive a single-dose of amulirafusp alfa in the first 2 weeks, followed by a multiple-dose period, in which the patients received the same intravenous dose every week in 4-week cycles.

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Hexamethylene amiloride induces lysosome-mediated cell death in multiple myeloma through transcription factor E3.

Cell Death Discov

December 2024

Department of Hematology, Guangdong Provincial People's Hospital (Guangdong Academy of Medical Sciences), Southern Medical University, Guangzhou, China.

Multiple myeloma (MM) is the second common hematological malignancy characterized by the abnormal proliferation of plasma cells. Although advances in the past decades have led to improved outcomes and longer survival, MM remains largely incurable. New targets and targeted therapy may help to achieve better outcomes.

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Purpose: Adrenal metastasectomy is a common local treatment for adrenal metastases, with a lack of serum prognostic factors. Here, we identified the prognostic significance of preoperative hemoglobin and albumin levels in patients undergoing adrenal metastasectomy.

Materials And Methods: Data from 93 patients who underwent adrenal metastasectomy were assessed retrospectively.

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Background: Gastric cancer (GC) presents significant management challenges. MPT-driven necrosis (MPTDN) plays a significant role in various conditions, but its connection with GC is unclear. This study aimed to investigate the predictive significance of MPTDN-related genes (MPTDNRGs) in GC and their effect on the tumor immune microenvironment (TIME).

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Hereditary multiple exostoses (HME) is an autosomal dominant skeletal disorder primarily linked with mutations in Exostosin-1 (EXT1) and Exostosin-2 (EXT2) genes. However, not all HME cases can be explained by these mutations, and its pathogenic mechanisms are not fully understood. Herein, utilizing whole-exome sequencing and genetic screening with a family trio design, we identify two novel rare mutations co-segregating with HME in a Chinese family, including a nonsense mutation (c.

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Article Synopsis
  • Hepatocellular carcinoma (HCC) has a high mortality rate, and current diagnostic methods like LI-RADS often lead to indeterminate results, complicating accurate diagnosis.
  • Researchers developed four deep learning models using CT scans, finding that the Spatio-Temporal 3D Convolution Network (ST3DCN) performed best, significantly outperforming standard radiological interpretation in identifying HCC.
  • The ST3DCN model demonstrated strong diagnostic accuracy in both internal validation (AUCs up to 0.919) and external testing (AUC of 0.901), indicating its potential as an effective tool for HCC diagnosis.
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