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干细胞贴片修复心脏无需大手术
Ke Ji Ri Bao· 2025-11-09 22:57
美国梅奥诊所与内布拉斯加大学医学中心科学家合作,开发出一款干细胞贴片,无需开胸手术也可修复 受损心脏。该贴片的设计理念体现了工程学与生物学的深度协同,使复杂的心脏组织修复变得简单可 控,为心力衰竭治疗开辟了新路径。相关成果发表于最新一期《生物材料学报》杂志。 这项技术利用成人干细胞重编程后培育出的心脏组织,仅通过小切口即可植入体内。临床前试验表明, 这种干细胞贴片能有效恢复心脏功能,提高治疗效果。团队表示,严重心力衰竭患者目前除机械泵或移 植外选择有限,最新成果有望提供一种更安全的新疗法。 心脏病发作是全球主要致死因素之一。多年来,科学家致力于用干细胞衍生的健康心肌细胞替换受损组 织。早期研究虽展现潜力,但需实施开胸手术,对多数重症患者而言风险过高。科学家通过将皮肤或血 细胞等成体细胞重编程为诱导多能干细胞,进而培育为替代性心脏细胞。但如何安全、高效地递送这类 工程心脏组织,始终是重大挑战。 临床前模型验证显示,与传统方法相比,这种微创植入显著改善了心脏功能,减少瘢痕形成,促进血管 生长,减轻炎症反应,并激发心脏自我修复。 【总编辑圈点】 这款干细胞贴片最大意义不仅在于避免了高风险开胸手术,更在于将再生医学与 ...
Cell Stem Cell:陈跃军/熊曼合作开发新型帕金森病细胞疗法
生物世界· 2025-11-03 04:21
Core Insights - Parkinson's Disease (PD) is a complex neurodegenerative disorder affecting approximately 1%-2% of individuals aged 65 and older, with projections indicating over 14 million patients globally by 2040 due to aging populations [2] - Current treatments like L-DOPA alleviate symptoms in early stages but have diminishing effects and often lead to side effects such as involuntary movements [2] - Cell therapy, particularly the supplementation of dopaminergic neurons in the brain, shows promise for more effective and less side-effect-prone treatments for PD [2] Research Development - A research team from the Chinese Academy of Sciences and Fudan University developed a 3D cell culture system called SphereDiff, which efficiently generates high-purity midbrain dopaminergic progenitor cells (mDAP) from human pluripotent stem cells (hPSC) [3][4] - The study demonstrated that transplanted mDA neurons restored dopamine levels and corrected motor dysfunction in Parkinson's disease model mice [4] - Single-cell spatial transcriptomics revealed the distribution patterns of mDA neuron subtypes and glial cells, while the TX-SISBAR technique clarified the lineage fate of donor cells post-transplantation [4][9] Key Highlights - The SphereDiff system represents a significant advancement in generating mDAP cells, providing a safer and more effective strategy for PD cell therapy [5][7] - The research emphasizes the potential of human pluripotent stem cell-derived neurons in treating neurodegenerative diseases, showcasing the broader application prospects in regenerative medicine [7][8]
Nature子刊:首次将人类肾脏类器官与猪肾脏融合,并成功移植到体内
生物世界· 2025-11-03 04:21
Core Insights - The article discusses the promising applications of organoid technology in regenerative medicine, particularly focusing on human pluripotent stem cell (hPSC)-derived kidney organoids and their potential for clinical applications in organ transplantation and tissue regeneration [2][3]. Group 1: Research Breakthroughs - Researchers developed a scalable, reproducible, and cost-effective method to generate human kidney organoids from hPSCs, which can differentiate into various kidney cell types [6]. - The study successfully demonstrated the ex vivo transplantation of hPSC-derived kidney organoids into porcine kidneys, marking a significant milestone in regenerative medicine and personalized healthcare [3][10]. Group 2: Methodology and Findings - The research utilized single-cell RNA sequencing, confocal imaging, and CRISPR-Cas9 engineering to analyze the transcriptional diversity and cellular composition of hPSC-kidney organoids [8]. - The hPSC-kidney organoids were perfused into ex vivo pig kidneys using a room-temperature mechanical perfusion technique, confirming the feasibility and effectiveness of this approach for organ transplantation [8][11]. Group 3: Clinical Implications - The study indicates that combining organoids with ex vivo perfusion technology can facilitate controlled conditions for cell therapy, aiming to regenerate or repair organs before transplantation, thereby reducing patient wait times and increasing the availability of healthy organs [10].
就在明天!观众报名!第三届八大处整形美容产业论坛
思宇MedTech· 2025-10-30 04:20
Core Viewpoint - The article discusses the upcoming Fourth China Plastic Surgery and Regenerative Medicine Development Conference and the 14th Beijing International Aesthetic Surgery Conference, scheduled for October 31 to November 2, 2025, in Beijing, aimed at promoting the development of plastic surgery and enhancing collaboration among related disciplines [2]. Event Overview - The conference will feature a main forum, an innovation transformation competition final, and nine sub-forums, with a total expected attendance of around 500 participants [5][6]. - The event is organized by the Chinese Academy of Medical Sciences Plastic Surgery Hospital and the Beijing Eight Great Places Aesthetic Medical Technology Group [4]. Main Forum Agenda - The main forum will include a welcome address, opening speeches, and a series of thematic presentations covering topics such as innovative medical technology, marketing integration in medical devices, and advancements in skin chip technology [5][6][7]. - Notable speakers include leaders from various medical and technological institutions, discussing the intersection of innovation and medical aesthetics [6]. Innovation Transformation Competition - The competition will focus on showcasing innovative achievements in plastic surgery and aesthetic medicine, providing a platform for project and capital matchmaking [7]. - Projects will cover diverse areas including materials, devices, and digital applications, highlighting the journey from research to clinical application [7][8]. Investment and Financing Sub-Forum - A dedicated sub-forum on investment and financing in the aesthetic medicine sector will take place on November 2, featuring discussions on industry trends and investment opportunities [9][10]. - Key topics will include the current state of the aesthetic medicine industry, insights into the light medical beauty sector, and strategies for integrating upstream and downstream resources [10]. Additional Forums - Various sub-forums will address topics such as medical device safety, digital transformation in aesthetic medicine, and regenerative medicine applications, with specific sessions dedicated to emerging technologies and investment strategies [22][24][33].
2025年再生医学大会将在迪拜举行
Shang Wu Bu Wang Zhan· 2025-10-29 16:03
Core Insights - The 2025 Regenerative Medicine Conference will be held in Dubai on October 24-25, 2025, organized by the American Spine Center in collaboration with the Abu Dhabi Biobank and the American Society for Regenerative Medicine [1] Group 1 - The conference will feature experts from the region and globally discussing the latest advancements in cell research, mitochondrial medicine, functional medicine, and applications of stem cell lasers [1] - Topics of discussion will include innovative methods in beauty treatments, hormone regulation, degenerative joint diseases, and brain disease therapies [1]
儒商大会|尹延箫:与日本药企合作在济南建设再生医学产品线
Qi Lu Wan Bao· 2025-10-29 13:00
Core Viewpoint - The company is collaborating with a Japanese pharmaceutical firm to establish a regenerative medicine product line in Jinan [1]. Group 1 - The partnership aims to enhance the capabilities in regenerative medicine within the region [1]. - The initiative reflects a growing trend in the pharmaceutical industry towards collaboration for innovation [1].
观众报名!即将启幕!第三届八大处整形美容产业论坛
思宇MedTech· 2025-10-29 02:30
Core Viewpoint - The article discusses the upcoming Fourth China Plastic Surgery and Regenerative Medicine Development Conference and the 14th Beijing International Aesthetic Surgery Conference, scheduled for October 31 to November 2, 2025, in Beijing, aimed at promoting the development of plastic surgery and enhancing collaboration among related disciplines [2]. Event Overview - The conference will feature a main forum, an innovation transformation competition final, and nine sub-forums, with a total expected attendance of around 500 participants [5][6]. - The event is organized by the Chinese Academy of Medical Sciences Plastic Surgery Hospital and the Beijing Eight Great Places Aesthetic Medical Technology Group [4]. Main Forum Agenda - The main forum will include a welcome address, opening speeches, and a series of thematic presentations covering topics such as innovative medical technology, marketing integration in medical devices, and applications of skin chip technology in plastic surgery [6][7]. - Notable speakers include executives from various medical and technological institutions, discussing advancements and commercialization in the field [6]. Innovation Transformation Competition - The competition will focus on innovative achievements in plastic surgery and aesthetic medicine, showcasing projects that span materials, devices, and digital applications [7]. - The agenda includes project presentations and a technology showcase, highlighting cutting-edge developments in the industry [8]. Investment and Financing Sub-Forum - A dedicated sub-forum will address the current state and opportunities in the aesthetic medicine industry from an investment perspective, featuring insights from investment professionals [9][10]. - Topics will include trends in the light aesthetic medicine sector and strategies for integrating the industry’s supply chain [9][10]. Registration and Participation - Participation in the conference is free, and there are opportunities for product exhibitions on-site [3][11]. - Registration links for various forums and events are provided for interested participants [11].
和元生物前三季度实现营业收入1.8亿元
Core Viewpoint - He Yuan Biotechnology (Shanghai) Co., Ltd. reported stable revenue with a slight reduction in net loss for the first three quarters of 2025, indicating resilience in a challenging market environment [1] Company Performance - For the first three quarters of 2025, He Yuan Biotechnology achieved operating revenue of 180 million yuan, remaining flat compared to the same period last year; net loss was 162 million yuan, a reduction of 27.65 million yuan year-on-year [1] - The company secured over 120 million yuan in new CDMO orders, assisting clients in obtaining 16 IND approvals in China and the U.S., including 2 from the FDA [1] - As of September 2025, the company has accumulated 60 IND approvals covering various advanced fields such as oncolytic viruses and AAV gene therapy, positioning it among the leaders in the domestic industry [1] Business Segments - In the first three quarters of 2025, the revenue from the cell and gene therapy CRO business was approximately 61.99 million yuan, a year-on-year increase of 2.81% [1] - Revenue from the cell and gene therapy CDMO business was approximately 96.70 million yuan, a decline of 9.72% year-on-year, influenced by the types of CDMO orders executed and the progress of different projects [1] - Other main business segments, including research reagents and cell storage services, generated revenue of approximately 21.39 million yuan, reflecting a significant growth of 55.99% year-on-year [1] Research and Development - He Yuan Biotechnology invested approximately 34.66 million yuan in R&D during the first three quarters of 2025, accounting for 19.22% of its operating revenue [2] - The company added 1 new invention patent and 6 domestic registered trademarks, along with multiple applications for new patents and trademarks [2] Production Capacity - The company has established 11 GMP vector production lines and 18 GMP cell production lines at its industrial base in Shanghai, with fermentation and cell culture capabilities ranging from 5L to 2000L [3] - The first phase of the industrial base is fully operational, and the capacity utilization rate is expected to increase as client pipelines and orders grow [3] - He Yuan Biotechnology has implemented an intelligent R&D system to enhance efficiency in vector screening and process development, providing comprehensive services from drug discovery to commercial production [3] Market Position and Strategy - The company serves over 14,700 research laboratories through its CRO business and is steadily advancing in overseas markets using targeted marketing strategies [3] - He Yuan Biotechnology is actively expanding into the regenerative medicine sector, exploring new business avenues such as stem cells and exosomes through joint laboratories and participation in standard-setting [3] Industry Outlook - The cell and gene therapy industry is still in a growth phase, as evidenced by the approval of several high-priced CAR-T therapies in the recent national insurance directory adjustments [4]
人均预期寿命将超越80岁大关!衰老终点如何改写?
第一财经· 2025-10-26 12:34
Core Viewpoint - The article discusses the increasing life expectancy in China and the associated challenges of an aging population, emphasizing the need for innovative healthcare solutions and technologies to improve the quality of life for the elderly [3][6][12]. Group 1: Life Expectancy and Aging Population - The National Health Commission aims to raise the average life expectancy in China from 79 years in 2024 to around 80 years by 2025 [3]. - As of the end of 2024, the elderly population (aged 60 and above) in China exceeds 310 million, indicating a significant aging trend [3]. - Experts highlight that improving life expectancy requires addressing the mortality rates of major diseases, particularly cardiovascular diseases and cancer [3][6]. Group 2: Cancer Treatment and Management - Cancer is becoming a manageable chronic disease, with advancements in immunotherapy being crucial for addressing the burden of high-incidence cancers like lung and stomach cancer [7]. - The establishment of early screening tools for cancer, particularly liver cancer, has shown promise in improving early diagnosis and treatment outcomes [8][9]. - The five-year survival rate for liver cancer patients at Zhongshan Hospital has reached 71% due to new technologies and proactive follow-up plans [8]. Group 3: Health Management and Technology Integration - Comprehensive health management strategies, including regular check-ups and early intervention for chronic diseases, are essential for increasing life expectancy [12][13]. - AI and wearable medical devices are being integrated into disease prevention and management, allowing for real-time monitoring of patients' health [14][15]. - The World Health Organization emphasizes the importance of expanding hypertension treatment coverage as a cost-effective health measure [14]. Group 4: Regenerative Medicine and Technological Innovations - Regenerative medicine, including stem cell therapy, is gaining attention as a potential solution for age-related health issues and organ repair [17][18]. - The Chinese government has introduced regulations to support the clinical research and application of new biomedical technologies, including stem cells [18]. - Innovations in elder care technology, such as fall detection systems and care robots, are being developed to address the challenges of an aging population [19][20]. Group 5: Challenges in Elderly Care Technology - There is a disconnect between the development of elderly care technologies and the actual needs of the elderly, leading to ineffective products [19]. - Experts call for collaboration between technology developers and elderly care providers to ensure that products meet the real needs of older adults [20].
老有所依|人均预期寿命将超越80岁大关!衰老终点如何改写?
Di Yi Cai Jing· 2025-10-26 08:20
Group 1 - The core objective is to increase China's average life expectancy to around 80 years by 2024, focusing on reducing mortality rates from major diseases, particularly cardiovascular diseases and cancer [1][3] - As of the end of 2024, the population aged 60 and above in China is expected to exceed 310 million, indicating a significant aging trend [1] - The development of innovative therapies and the application of new technologies, such as artificial intelligence, are essential to address the needs of the elderly population [1][7] Group 2 - Cancer is becoming a chronic disease, with advancements in medical technology and health levels contributing to increased life expectancy [3][4] - Eight provinces in China have already surpassed an average life expectancy of 80 years, with health indicators ranking among high-income countries [3] - The focus on immune system reconstruction is crucial for combating diseases like cancer, as highlighted by recent Nobel Prize-winning research [3] Group 3 - The burden of diseases such as lung and stomach cancer necessitates breakthroughs in tumor immunotherapy, positioning China as a key player in the precision immunotherapy era [4] - The development of early screening tools for cancer, particularly liver cancer, has shown promise in improving early diagnosis and treatment outcomes [5][8] - The five-year survival rate for liver cancer patients post-surgery has reached 71% due to advancements in treatment and follow-up care [5] Group 4 - AI and big data are being leveraged for disease management, emphasizing the importance of health management practices such as regular check-ups and early intervention for chronic diseases [7][9] - The integration of AI in cardiovascular disease management aims to enhance diagnosis and treatment through comprehensive patient data analysis [9][10] - The World Health Organization emphasizes the cost-effectiveness of expanding hypertension treatment coverage, which can be improved through digital health solutions [10] Group 5 - Regenerative medicine and stem cell research are gaining attention as potential solutions for age-related diseases, with the goal of improving both lifespan and quality of life [11][12] - The recent regulations on biomedical technology provide legal support for the development of cutting-edge medical technologies, including stem cell therapies [12] - The trend towards smart aging solutions is evident, with advanced technologies being integrated into elderly care to alleviate caregiver shortages [13][14]