LabID-base/OpenAlex-Afillation huggingface dataset:
RAIL-WG : Robotic imitation learning for waypoint generation in agricultural autonomous driving
Year: 2025
Type: article
Language: en
Topic: Robotic Path Planning Algorithms
Authors and affiliations:
raw_author_name: Sun Ho Jang
raw_affiliation_strings: Electrical Engineering, Korea University, 1 Anan-dong Sungbuk-Gu, Seoul, Republic of Korea
raw_author_name: Yong Jun Lee
raw_affiliation_strings: Electrical Engineering, Korea University, 1 Anan-dong Sungbuk-Gu, Seoul, Republic of Korea
raw_author_name: Woo Jin Ahn
raw_affiliation_strings: Electrical Engineering, Korea University, 1 Anan-dong Sungbuk-Gu, Seoul, Republic of Korea
raw_author_name: Myo Taeg Lim
raw_affiliation_strings: Electrical Engineering, Korea University, 1 Anan-dong Sungbuk-Gu, Seoul, Republic of Korea
Establishment and development of minimally invasive surgery for nasopharyngeal carcinoma
Year: 2025
Type: article
Language: en
Topic: Head and Neck Cancer Studies
Authors and affiliations:
raw_author_name: Tao Jiang
raw_affiliation_strings: Nasopharyngeal Carcinoma Center, the Fifth Affiliated Hospital of Sun Yat-sen University, Zhuhai, Guangdong Province, People's Republic of China
raw_author_name: Ming-yuan Chen
raw_affiliation_strings: Nasopharyngeal Carcinoma Center, the Fifth Affiliated Hospital of Sun Yat-sen University, Zhuhai, Guangdong Province, People's Republic of China
Uso de toxina botulínica tipo a en el tratamiento de la migraña crónica
Year: 2025
Type: article
Topic: Botulinum Toxin and Related Neurological Disorders
Authors and affiliations:
raw_author_name: Esteban Cruz
raw_affiliation_strings: Universidad Técnica de Ambato
raw_author_name: Sandra Villacis
raw_affiliation_strings: Universidad Técnica de Ambato
Actividades que fomentan la nutrición infantil para su correcto desarrollo en la primera infancia
Year: 2025
Type: article
Topic: Public Health and Social Inequalities
Authors and affiliations:
raw_author_name: Andrea Miñan
raw_affiliation_strings: Universidad Estatal Península de Santa Elena
raw_author_name: María Muñoz
raw_affiliation_strings: Universidad Estatal Península de Santa Elena
raw_author_name: July De La A
raw_affiliation_strings: Universidad Estatal Península de Santa Elena
raw_author_name: Melany Orrala
raw_affiliation_strings: Universidad Estatal Península de Santa Elena
Addressing challenges in agriculture: Exploring smart farming technologies to support future farming practices
Year: 2025
Type: article
Language: en
Topic: Smart Agriculture and AI
Authors and affiliations:
raw_author_name: Sebastian Pöchtrager
raw_affiliation_strings: Josef Ressel Centre for Data-Driven Business Model Innovation, University of Applied Sciences Upper Austria, Wehrgrabengasse 1–3, 4400 Steyr, Austria
raw_author_name: Nadine Bachmann
raw_affiliation_strings: Faculty of Behavioural, Management and Social Sciences, Entrepreneurship and Technology Management, University of Twente, Drienerlolaan 5, 7522 NB Enschede, the Netherlands
Josef Ressel Centre for Data-Driven Business Model Innovation, University of Applied Sciences Upper Austria, Wehrgrabengasse 1–3, 4400 Steyr, Austria
raw_author_name: Manuel Brunner
raw_affiliation_strings: CRET-LOG – Centre de Recherche sur le Transport et la Logistique, Aix Marseille Université, Avenue Gaston Berger 413, 13625 Aix-en-Provence, France
Josef Ressel Centre for Data-Driven Business Model Innovation, University of Applied Sciences Upper Austria, Wehrgrabengasse 1–3, 4400 Steyr, Austria
raw_author_name: Shailesh Tripathi
raw_affiliation_strings: Josef Ressel Centre for Data-Driven Business Model Innovation, University of Applied Sciences Upper Austria, Wehrgrabengasse 1–3, 4400 Steyr, Austria
raw_author_name: Herbert Jodlbauer
raw_affiliation_strings: Josef Ressel Centre for Data-Driven Business Model Innovation, University of Applied Sciences Upper Austria, Wehrgrabengasse 1–3, 4400 Steyr, Austria
Estimation of Ground Motion Characteristics of the September 08, 2023 Morocco Earthquake
Year: 2025
Type: article
Language: en
Topic: Seismic Performance and Analysis
Authors and affiliations:
raw_author_name: Chenna Rajaram
raw_affiliation_strings: Department of Civil Engineering, Rajeev Gandhi Memorial College of Engineering and Technology, Nandyal 518 501, INDIA
raw_author_name: Jaya Prakash Vemuri
raw_affiliation_strings: Department of Civil Engineering, Mahindra University, Hyderabad 500 043, INDIA
raw_author_name: Aniket Bhalkikar
raw_affiliation_strings: Department of Civil Engineering, CHRIST (Deemed to be University), Bangalore, 560 074, INDIA
Phosphate-mobilizing bacterial community structure and mobilization mechanisms in tobacco rhizosphere
Year: 2025
Type: article
Language: en
Topic: Plant-Microbe Interactions and Immunity
Authors and affiliations:
raw_author_name: Yalong Xu
raw_affiliation_strings: China Tobacco Gene Research Center, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, 450001, China
raw_author_name: Liqiang Zhu
raw_affiliation_strings: Yantai Key Laboratory of Characteristic Agricultural Biological Resources Conservation and Germplasm Innovation Utilization, School of Life Sciences, Yantai University, Yantai 264005, China
raw_author_name: Jingjing Li
raw_affiliation_strings: Technology Center of China Tobacco Fujian Industry Co., Ltd, Xiamen 361021, China
raw_author_name: Fan Zhang
raw_affiliation_strings: Yantai Key Laboratory of Characteristic Agricultural Biological Resources Conservation and Germplasm Innovation Utilization, School of Life Sciences, Yantai University, Yantai 264005, China
raw_author_name: Xiaozhan Qu
raw_affiliation_strings: China Tobacco Gene Research Center, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, 450001, China
raw_author_name: Chen Wang
raw_affiliation_strings: China Tobacco Gene Research Center, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, 450001, China
raw_author_name: Xueao Zheng
raw_affiliation_strings: China Tobacco Gene Research Center, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, 450001, China
raw_author_name: Yixiao Zhang
raw_affiliation_strings: China Tobacco Gene Research Center, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, 450001, China
raw_author_name: Peijian Cao
raw_affiliation_strings: Beijing Life Science Academy, Beijing 102200, China
China Tobacco Gene Research Center, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, 450001, China
raw_author_name: Yan Li
raw_affiliation_strings: Yantai Key Laboratory of Characteristic Agricultural Biological Resources Conservation and Germplasm Innovation Utilization, School of Life Sciences, Yantai University, Yantai 264005, China
raw_author_name: Qiansi Chen
raw_affiliation_strings: Beijing Life Science Academy, Beijing 102200, China
China Tobacco Gene Research Center, Zhengzhou Tobacco Research Institute of CNTC, Zhengzhou, 450001, China
From grassroots advocacy to AI governance: lessons from South Korea’s 2024 deepfake sexual abuse crisis on democratising knowledge and policy
Year: 2025
Type: article
Language: en
Topic: Computational and Text Analysis Methods
Authors and affiliations:
raw_author_name: Sohee Jung
raw_affiliation_strings: University of South Carolina
raw_author_name: Hyeseon Noh
raw_affiliation_strings: University of South Carolina
Development of a Prototype AWSM-PET Device for Augmented Whole-Body PET Imaging and Initial Human Study
Year: 2025
Type: article
Language: en
Topic: Medical Imaging Techniques and Applications
Authors and affiliations:
raw_author_name: Yunlai Chen
raw_affiliation_strings: Imaging Science Program, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: Robert A. Mintzer
raw_affiliation_strings: Siemens Healthineers, Knoxville, Tennessee
raw_author_name: Sanghee Cho
raw_affiliation_strings: Siemens Healthineers, Knoxville, Tennessee
raw_author_name: Darren Pocci
raw_affiliation_strings: Siemens Healthineers, Knoxville, Tennessee
raw_author_name: Mahdjoub Hamdi
raw_affiliation_strings: Mallinckrodt Institute of Radiology, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: Sergey Komarov
raw_affiliation_strings: Mallinckrodt Institute of Radiology, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: Ling Cai
raw_affiliation_strings: Imaging Science Program, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: Samarth Aggarwal
raw_affiliation_strings: Imaging Science Program, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: Anthony Thomas
raw_affiliation_strings: Department of Chemistry, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: James Corbeil
raw_affiliation_strings: Siemens Healthineers, Knoxville, Tennessee
raw_author_name: Jennifer Frye
raw_affiliation_strings: Mallinckrodt Institute of Radiology, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: Farrokh Dehdashti
raw_affiliation_strings: Alvin J. Siteman Cancer Center, Washington University in St. Louis, St. Louis, Missouri; and
Mallinckrodt Institute of Radiology, Washington University in St. Louis, St. Louis, Missouri
Alvin J. Siteman Cancer Center, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: Joseph A. O’Sullivan
raw_affiliation_strings: Department of Electrical and Systems Engineering, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: Richard Laforest
raw_affiliation_strings: Mallinckrodt Institute of Radiology, Washington University in St. Louis, St. Louis, Missouri
raw_author_name: Stefan B. Siegel
raw_affiliation_strings: Siemens Healthineers, Knoxville, Tennessee
raw_author_name: Yuan-Chuan Tai
raw_affiliation_strings: Alvin J. Siteman Cancer Center, Washington University in St. Louis, St. Louis, Missouri; and
Department of Electrical and Systems Engineering, Washington University in St. Louis, St. Louis, Missouri
Imaging Science Program, Washington University in St. Louis, St. Louis, Missouri; taiy@wustl.edu
Mallinckrodt Institute of Radiology, Washington University in St. Louis, St. Louis, Missouri
Revising R3 for an AI-enabled nursing practice: Embedding verification, integrity, and resilience from education to practice
Year: 2025
Type: article
Language: en
Topic: Artificial Intelligence in Healthcare and Education
Authors and affiliations:
raw_author_name: Aaron A. Funa
raw_affiliation_strings: College of Health and Science, Sorsogon State University, Sorsogon, Philippines. Electronic address: funa.aaron@sorsu.edu.ph
raw_author_name: Renz Alvin E. Gabay
raw_affiliation_strings: College of Teacher Education, Sorsogon State University, Sorsogon, Philippines
Phase 1 Study of [ <sup>177</sup> Lu]Lu-NeoB in Patients with Advanced Solid Tumors Overexpressing Gastrin-Releasing Peptide Receptor: Preliminary Safety and Dosimetry Results
Year: 2025
Type: article
Language: en
Topic: Neuropeptides and Animal Physiology
Authors and affiliations:
raw_author_name: Erik S. Mittra
raw_affiliation_strings: Division of Molecular Imaging and Therapy, Department of Radiology, Oregon Health & Science University, Portland, Oregon; mittra@ohsu.edu
Division of Molecular Imaging and Therapy, Department of Radiology, Oregon Health & Science University, Portland, Oregon
raw_author_name: Lilja B. Solnes
raw_affiliation_strings: Division of Nuclear Medicine and Molecular Imaging, Russell H. Morgan Department of Radiology and Radiological Science, Johns Hopkins University School of Medicine, Baltimore, Maryland
raw_author_name: Astrid A.M. van der Veldt
raw_affiliation_strings: Department of Radiology and Nuclear Medicine and Department Medical Oncology, Erasmus Medical Center, Rotterdam, The Netherlands
raw_author_name: Jeffrey Wong
raw_affiliation_strings: Department of Radiation Oncology, City of Hope National Cancer Center, Duarte, California
raw_author_name: Luigi Aloj
raw_affiliation_strings: Department of Radiology, University of Cambridge, Cambridge, United Kingdom
raw_author_name: Michael C. Heinrich
raw_affiliation_strings: Division of Hematology and Medical Oncology, Portland VA Health Care System and Oregon Health & Science University, Portland, Oregon
raw_author_name: Christopher T. Chen
raw_affiliation_strings: Division of Oncology, Department of Medicine, Stanford University School of Medicine, Stanford, California
raw_author_name: Steven P. Rowe
raw_affiliation_strings: Molecular Imaging and Therapeutics, Department of Radiology, University of North Carolina, Chapel Hill, North Carolina
raw_author_name: Tessa Brabander
raw_affiliation_strings: Department of Radiology and Nuclear Medicine, Erasmus Medical Center, Rotterdam, The Netherlands
raw_author_name: Simon Pacey
raw_affiliation_strings: Department of Oncology, Clinical School, University of Cambridge, Cambridge, United Kingdom
raw_author_name: Paola Aimone
raw_affiliation_strings: Novartis Pharma AG, Basel, Switzerland
raw_author_name: Dhrubajyoti Pathak
raw_affiliation_strings: Novartis Pharma AG, Basel, Switzerland
raw_author_name: Lars Blumenstein
raw_affiliation_strings: Novartis Biomedical Research, Basel, Switzerland
raw_author_name: Yongmin Liu
raw_affiliation_strings: Novartis Pharma Co., Ltd., Beijing, China; and
Novartis Pharma Co., Ltd., Beijing, China
raw_author_name: Andrei Iagaru
raw_affiliation_strings: Division of Nuclear Medicine and Molecular Imaging, Department of Radiology, Stanford University, Stanford, California
Characteristic findings of chest post-mortem computed tomography in stillbirths: A report of three cases
Year: 2025
Type: article
Language: en
Topic: Autopsy Techniques and Outcomes
Authors and affiliations:
raw_author_name: Hikaru Kuninaka
raw_affiliation_strings: Department of Legal Medicine, Yokohama City University Graduate School of Medicine, 3-9 Fukuura, Kanazawa, Yokohama, Kanagawa 236-0004, Japan
raw_author_name: Momoka Tanabe
raw_affiliation_strings: Department of Legal Medicine, Yokohama City University Graduate School of Medicine, 3-9 Fukuura, Kanazawa, Yokohama, Kanagawa 236-0004, Japan
raw_author_name: Noriko Ogawa
raw_affiliation_strings: Department of Legal Medicine, Yokohama City University Graduate School of Medicine, 3-9 Fukuura, Kanazawa, Yokohama, Kanagawa 236-0004, Japan
raw_author_name: Moe Mukai
raw_affiliation_strings: Department of Legal Medicine, Yokohama City University Graduate School of Medicine, 3-9 Fukuura, Kanazawa, Yokohama, Kanagawa 236-0004, Japan
raw_author_name: Ayako Nasu
raw_affiliation_strings: Department of Legal Medicine, Yokohama City University Graduate School of Medicine, 3-9 Fukuura, Kanazawa, Yokohama, Kanagawa 236-0004, Japan
raw_author_name: Kazuho Maeda
raw_affiliation_strings: Department of Legal Medicine, Yokohama City University Graduate School of Medicine, 3-9 Fukuura, Kanazawa, Yokohama, Kanagawa 236-0004, Japan
raw_author_name: Chiaki Fuke
raw_affiliation_strings: Department of Legal Medicine, Yokohama City University Graduate School of Medicine, 3-9 Fukuura, Kanazawa, Yokohama, Kanagawa 236-0004, Japan
raw_author_name: Tsuneo Yamashiro
raw_affiliation_strings: Department of Radiology, St. Luke's International Hospital, 9-1 Akashi-cho, Chuo-ku, Tokyo 104-8560, Japan
raw_author_name: Yoko Ihama
raw_affiliation_strings: Department of Legal Medicine, Yokohama City University Graduate School of Medicine, 3-9 Fukuura, Kanazawa, Yokohama, Kanagawa 236-0004, Japan
[RETIRADO] OCORRÊNCIA DE ANTICORPOS ANTI-Leptospira spp. EM SUÍNOS NA AMAZÔNIA ORIENTAL, BRASIL&lt;sup&gt; &lt;/sup&gt;
Year: 2025
Type: article
Topic: Leptospirosis research and findings
Authors and affiliations:
raw_author_name: Marcella Katheryne Marques Bernal
raw_affiliation_strings: Universidade Federal Rural da Amazônia image/svg+xml
raw_author_name: Washington Luiz Assunção Pereira
raw_affiliation_strings: Universidade Federal Rural da Amazônia image/svg+xml
raw_author_name: Lucélia Martins de Andrade
raw_affiliation_strings: Universidade Federal Rural da Amazônia image/svg+xml
raw_author_name: Sebastião Tavares Rolim Filho
raw_affiliation_strings: Universidade Federal Rural da Amazônia image/svg+xml
Experimental study on rock damage and failure induced by multi-source dynamic disturbances
Year: 2025
Type: article
Language: en
Topic: Rock Mechanics and Modeling
Authors and affiliations:
raw_author_name: Han-Yi Liu
raw_affiliation_strings: Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China
raw_author_name: Ben-Guo He
raw_affiliation_strings: Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China
raw_author_name: Jia-Hua Guan
raw_affiliation_strings: Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China
raw_author_name: Hong-Yuan Fu
raw_affiliation_strings: Key Laboratory of Ministry of Education on Safe Mining of Deep Metal Mines, Northeastern University, Shenyang 110819, China
The design and production of the front-end electronics board for large area GEM detector
Year: 2025
Type: article
Topic: Particle Detector Development and Performance
Authors and affiliations:
raw_author_name: Zhe Li
raw_affiliation_strings: School of Physics and State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing, China
raw_author_name: Zhihua Xue
raw_affiliation_strings: School of Physics and State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing, China
raw_author_name: Dayong Wang
raw_affiliation_strings: School of Physics and State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing, China
raw_author_name: Botao Guo
raw_affiliation_strings: School of Physics and State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing, China
raw_author_name: Xinyue Geng
raw_affiliation_strings: School of Physics and State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing, China
raw_author_name: Zongsheng He
raw_affiliation_strings: School of Physics and State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing, China
raw_author_name: Yong Ban
raw_affiliation_strings: School of Physics and State Key Laboratory of Nuclear Physics and Technology, Peking University, Beijing, China
Summary of the 2024 Update of the North American Guidelines for Pediatric Administered Radiopharmaceutical Activities
Year: 2025
Type: article
Language: en
Topic: Pharmaceutical studies and practices
Authors and affiliations:
raw_author_name: S. Ted Treves
raw_affiliation_strings: Department of Radiology, Brigham and Women's Hospital, Boston, Massachusetts; streves@BWH.harvard.edu
Department of Radiology, Brigham and Women's Hospital, Boston, Massachusetts
raw_author_name: Frederic H. Fahey
raw_affiliation_strings: Department of Radiology, Boston Children's Hospital, Boston, Massachusetts
raw_author_name: Valentina Ferrer Valencia
raw_affiliation_strings: Department of Radiology, Boston Children's Hospital, Boston, Massachusetts
raw_author_name: Nanci Burchell
raw_affiliation_strings: Department of Radiology, Children's Mercy Kansas City, Kansas City, Missouri
raw_author_name: Christiane Burton
raw_affiliation_strings: Radiation Safety, Northwestern Medical Hospital, Chicago, Illinois
raw_author_name: Michael Czachowski
raw_affiliation_strings: Department of Radiology, Catalyst MedTech, Pittsburgh, Pennsylvania
raw_author_name: Frederick D. Grant
raw_affiliation_strings: Department of Radiology, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania
raw_author_name: Hollie Lai
raw_affiliation_strings: Department of Radiology, Children's Hospital of Orange County, Orange, California
raw_author_name: Ruth Lim
raw_affiliation_strings: Department of Radiology and Biomedical Imaging, Yale University, New Haven, Connecticut
raw_author_name: Helen Nadel
raw_affiliation_strings: Department of Radiology, Lucile Packard Children's Hospital, Palo Alto, California
raw_author_name: Miguel Hernandez Pampaloni
raw_affiliation_strings: Department of Radiology, UCSF School of Medicine, San Francisco, California
raw_author_name: Neeta Pandit-Taskar
raw_affiliation_strings: Department of Radiology, Memorial Sloan Kettering Cancer Center, New York, New York
raw_author_name: Marguerite Parisi
raw_affiliation_strings: Department of Radiology, Seattle Children's Hospital, Seattle, Washington
raw_author_name: Victor Seghers
raw_affiliation_strings: Department of Radiology, Texas Children's Hospital, Houston, Texas
raw_author_name: Summit Shah
raw_affiliation_strings: Department of Radiology, Nationwide Children's Hospital, Columbus, Ohio
raw_author_name: Barry Shulkin
raw_affiliation_strings: Department of Radiology, St. Jude Children's Research Hospital, Memphis, Tennessee
raw_author_name: Lisa States
raw_affiliation_strings: Department of Radiology, Children's Hospital of Philadelphia, Philadelphia, Pennsylvania
raw_author_name: Reza Vali
raw_affiliation_strings: Department of Radiology, Hospital for Sick Children, Toronto, Ontario, Canada
raw_author_name: Don Yoo
raw_affiliation_strings: Department of Radiology, Warren Alpert Medical School of Brown University, Providence, Rhode Island; and
Department of Radiology, Warren Alpert Medical School of Brown University, Providence, Rhode Island
raw_author_name: Katherine Zukotynski
raw_affiliation_strings: Department of Medical Imaging, McMaster University, Hamilton, Ontario, Canada
Engineering oxygen vacancy-rich CoFe2O4@C core-shell microreactors via defect-morphology dual synergy for ultrafast peroxymonosulfate activation
Year: 2025
Type: article
Language: en
Topic: Advanced oxidation water treatment
Authors and affiliations:
raw_author_name: Long Sui
raw_affiliation_strings: College of Environmental Science and Engineering, Key Laboratory of Environmental Biology Pollution Control, Ministry of Education, Hunan University, Changsha 410082, China
raw_author_name: Zheng-Tao Dong
raw_affiliation_strings: College of Environmental Science and Engineering, Key Laboratory of Environmental Biology Pollution Control, Ministry of Education, Hunan University, Changsha 410082, China
raw_author_name: Yuan Tian
raw_affiliation_strings: College of Environmental Science and Engineering, Key Laboratory of Environmental Biology Pollution Control, Ministry of Education, Hunan University, Changsha 410082, China
raw_author_name: Lei Ma
raw_affiliation_strings: College of Environmental Science and Engineering, Key Laboratory of Environmental Biology Pollution Control, Ministry of Education, Hunan University, Changsha 410082, China
raw_author_name: Cheng-Gang Niu
raw_affiliation_strings: College of Environmental Science and Engineering, Key Laboratory of Environmental Biology Pollution Control, Ministry of Education, Hunan University, Changsha 410082, China
raw_author_name: Ming Yan
raw_affiliation_strings: College of Environmental Science and Engineering, Key Laboratory of Environmental Biology Pollution Control, Ministry of Education, Hunan University, Changsha 410082, China
raw_author_name: Jia-Jia Wang
raw_affiliation_strings: College of Environmental Science and Engineering, Key Laboratory of Environmental Biology Pollution Control, Ministry of Education, Hunan University, Changsha 410082, China