Lele Chang

ORCID: 0009-0009-2730-1245
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Research Areas
  • RNA Interference and Gene Delivery
  • Human Mobility and Location-Based Analysis
  • Face and Expression Recognition
  • Advanced biosensing and bioanalysis techniques
  • Cancer Immunotherapy and Biomarkers
  • Cholangiocarcinoma and Gallbladder Cancer Studies
  • Childhood Cancer Survivors' Quality of Life
  • Complex Network Analysis Techniques
  • Mobile Crowdsensing and Crowdsourcing
  • Health Literacy and Information Accessibility
  • Neural Networks and Applications
  • Lung Cancer Research Studies
  • Multilevel Inverters and Converters
  • Cancer Mechanisms and Therapy
  • Sensorless Control of Electric Motors
  • Pleural and Pulmonary Diseases
  • Extracellular vesicles in disease
  • Face recognition and analysis
  • Advanced Control Systems Optimization
  • MXene and MAX Phase Materials
  • Radiation Dose and Imaging
  • Lung Cancer Treatments and Mutations
  • Opportunistic and Delay-Tolerant Networks
  • Occupational and environmental lung diseases
  • Hematological disorders and diagnostics

Fujian Provincial Cancer Hospital
2024-2025

Fujian Medical University
2024-2025

Shanghai Jiao Tong University
2025

Tianjin University
2023-2024

Harbin Medical University
2022-2023

Shandong University
2023

National Health and Family Planning Commission
2023

Third Affiliated Hospital of Harbin Medical University
2022-2023

Jiangsu University
2023

Hefei University of Technology
2017

Abstract Immune checkpoint blockade (ICB) is emerging as an efficient strategy for cancer immunotherapy, which highly relies on the controlled loading and release of immune checkpoints inhibitors. Herein, a responsive DNA hydrogel containing polyvalent aptamers dual‐target inhibitors reported to achieve ICB localized immunotherapy. This constructed by two ultralong chains generated via rolling circle amplification (RCA), contained (PD‐1 CTLA‐4 aptamers), loaded with inflammatory‐responsive...

10.1002/adfm.202401563 article EN Advanced Functional Materials 2024-03-22

Abstract Messenger RNA (mRNA) transfection is the prerequisite for application of mRNA‐based therapeutics. In hard‐to‐transfect cells, such as macrophages, effective mRNA remains a long‐standing challenge. Herein, smart DNA‐based nanosystem reported containing ribosome biogenesis‐promoting siRNA, realizing efficient in macrophages. Four monomers are copolymerized to form nanoframework (NF), including N ‐isopropylacrylamide (NIPAM) skeleton and acrydite‐DNA initiator trigger cascade assembly...

10.1002/adma.202300823 article EN Advanced Materials 2023-07-18

Background: Bile duct carcinoma (BTC) is an uncommon malignant tumor of the gastrointestinal tract. Management limited after progress first-line treatment. Immune checkpoint inhibitors (ICIs) have been proven popular in solid tumors. Immunotherapy plus chemotherapy has a standard scheme management multiple types cancer. However, their efficacy and safety still need further exploration patients who diagnosed BTC. This research mainly discusses immunotherapy second-line use cholangiocarcinoma....

10.1177/11795549251317012 article EN cc-by-nc Clinical Medicine Insights Oncology 2025-01-01

10.1109/icassp49660.2025.10890783 article EN ICASSP 2022 - 2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) 2025-03-12

Pediatric cancer patients in China often present at an advanced stage of disease resulting lower survival and poorer health outcomes. One factor hypothesized to contribute delays pediatric has been the online information-seeking (OHIS) behaviors by caregivers.This study aims examine association between OHIS caregivers for Chinese using a mixed methods approach.This used approach, specifically sequential explanatory design. behavior caregiver was defined as way access information relevant...

10.2196/46953 article EN cc-by Journal of Medical Internet Research 2023-08-16

This paper studies the encounter patterns and online connections of 76 users in an indoor location sharing interaction social network application, to seek underlying relationship between users' offline behaviors behaviors. We create proximity-based mobile system called Find & Connect that collects records current then enables generate maintain their relationships. obtain quantitative data which presents properties behaviors, perform a user study verify utility applied large meeting events....

10.1109/ithings/cpscom.2011.74 article EN 2011-10-01

This work investigates how to bridge the gap between offline and online behaviors at a conference physical resources in (the objects used for gathering attendees together engaging an activity such as rooms, sessions, papers) can be help facilitate social networking. We build Find Connect, system that integrates activities interactions captured real time with connections environment, provide list of potential people one should connect forming ephemeral network. investigate established...

10.1145/2483669.2483683 article EN ACM Transactions on Intelligent Systems and Technology 2013-06-01

Objective The purpose of this study was to build nomograms for predicting the survival individual advanced pleural mesothelioma (MPM) patients using Surveillance, Epidemiology, and End Results (SEER) database. Methods 1251 enrolled from SEER database were randomized (in a 7:3 ratio) training cohort an internal validation cohort. Eighty Harbin Medical University Cancer Hospital as external Nomograms constructed variables screened by univariate or multivariate Cox regression analyses evaluated...

10.3389/fendo.2023.1139222 article EN cc-by Frontiers in Endocrinology 2023-04-14

Comprehensive Summary Deoxyribonucleic acid (DNA) is a biomacromolecule, as well polymeric material, whose sequences with different manipulative structures enable them to implement series of functions, such reorganization, target, and catalysis. Compared existing traditional materials incapable multifunctional integration, the DNA network form material that can achieve functional integration while maintaining specific properties. Furthermore, precise target enabled by one most essential...

10.1002/cjoc.202300084 article EN Chinese Journal of Chemistry 2023-03-31

Temperature control has been widely applied in many fields, such as medical product transportation, living tissue storage and blood transfusion. Therefore, it is very important to design a vehicle-mounted temperature system. The priority of the developed system must meet stability accuracy requirement. Based on fuzzy PID control, solution was proposed this paper. includes thermal resistor used front end measure temperature, AD7705 chip Analogy Digital Converter (ADC), TEC component heating...

10.1109/imccc.2016.183 article EN 2016-07-01

e17555 Background: PARP inhibitors have been validated for their efficacy as maintenance therapy in newly diagnosed ovarian cancer, but effectiveness neoadjuvant remains uncertain. The aim of this study is to explore the and safety combination pamiparib with chemotherapy bevacizumab patients cancer. Methods: This a single-arm prospective phase II that includes who meet following criteria: ovarian, fallopian tube, or peritoneal cancer FIGO stages III-IV; histologically confirmed high-grade...

10.1200/jco.2024.42.16_suppl.e17555 article EN Journal of Clinical Oncology 2024-06-01

e17526 Background: Sintilimab plus Anlotinib has been shown to be effective in advanced cervical cancer the ALTER-C201 Study. Here, we report an updated, post-hoc analysis of overall survival from Study, after 3 years follow-up. Methods: study was a multicenter, single-arm, prospective phase II trial. Patients with PD-L1–positive (Combined Positive Score ≥ 1) R/M CA who progressed at least one prior systemic chemotherapeutic regimen or could not tolerate chemotherapy were eligible for The...

10.1200/jco.2024.42.16_suppl.e17526 article EN Journal of Clinical Oncology 2024-06-01

e17525 Background: The Sintilimab plus Anlotinib in patients with advanced cervical cancer trial was a single-arm, phase II study that showed promising activity of the programmed death-1 (PD-1) inhibitor sintilimab vascular endothelial growth factor receptor cancer. We aimed to identify prognostic values inflammation biomarkers and coagulation treated Anlotinib. Methods: conducted post-hoc analysis data from ALTER-C201 (Clinical information: ChiCTR1900023015). predictive value variables...

10.1200/jco.2024.42.16_suppl.e17525 article EN Journal of Clinical Oncology 2024-06-01

e17524 Background: In patients with cervical cancer, PIK3CA exhibits the highest mutation rate, predominant oncogenic alteration reported to occur in 40% of cases. Recent studies cancer have indicated that status is prominently associated a diminished overall survival. Nevertheless, our preceding study entitled 'Efficacy and Safety Sintilimab Plus Anlotinib for PD-L1–Positive Recurrent or Metastatic Cervical Cancer: A Multicenter, Single-Arm, Prospective Phase II Trial', prognosis mutant...

10.1200/jco.2024.42.16_suppl.e17524 article EN Journal of Clinical Oncology 2024-06-01

<title>Abstract</title> Objective The treatment of biliary tract cancer (BTC) keep still limited, especially after the progress first-line treatment. Immune checkpoint inhibitors (ICIs) have been proved effects in various solid tumors, so as BTC. But their efficacy and safety patients with advanced BTC are need further exploration. Methods clinical information 126 diagnosed between 2014 2024 who received therapy or neoadjuvant but assessing intolerance were retrospectively reviewed. All...

10.21203/rs.3.rs-4897017/v1 preprint EN cc-by Research Square (Research Square) 2024-10-10

Recently, self-supervised learning (SSL) has been extensively studied. Theoretically, mutual information maximization (MIM) is an optimal criterion for SSL, with a strong theoretical foundation in theory. However, it difficult to directly apply MIM SSL since the data distribution not analytically available applications. In practice, many existing methods can be viewed as approximate implementations of criterion. This work shows that, based on invariance property MI, explicit MI applied under...

10.48550/arxiv.2409.04747 preprint EN arXiv (Cornell University) 2024-09-07

This paper proposes an overall maximum torque per ampere (MTPA) control for dc-biased hybrid excitation machine (dc-biased HEM) using MTPA law and virtual signal injection. The mathematical model of the is first analyzed in synchronous rotating reference frame. According to characteristic model, a strategy proposed consists two parts, i.e., employed calculate dominant current references while ensuring rapid dynamic performance. injection method correction scheme deviation caused by parameter...

10.1109/tte.2023.3263736 article EN IEEE Transactions on Transportation Electrification 2023-04-03

<sec> <title>BACKGROUND</title> Pediatric cancer patients in China often present at an advanced stage of disease resulting lower survival and poorer health outcomes. One factor hypothesized to contribute delays pediatric has been the online information–seeking (OHIS) behaviors by caregivers. </sec> <title>OBJECTIVE</title> This study aims examine association between OHIS caregivers for Chinese using a mixed methods approach. <title>METHODS</title> used approach, specifically sequential...

10.2196/preprints.46953 preprint EN 2023-03-03

Abstract Background: In recent years, a growing number of clinical studies have shown that immune checkpoint inhibitor (ICI) can increase the remission rate and improve prognosis patients with esophageal cancer. The Controlling Nutritional Status (CONUT) score is novel nutritional indicator predict certain malignancies. However, no one has yet pointed to its role in ICI treatment aim this study was investigate significance CONUT cancer receiving treatment. Methods: We retrospectively...

10.21203/rs.3.rs-1550376/v1 preprint EN cc-by Research Square (Research Square) 2022-04-15
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