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title£ºThe preliminary evaluation on cholesterol-modified pullulan as a drug nanocarrier. Drug Deliv, 2014; 21(7): 501¨C508
doi£º10.3109/10717544.2014.895068
published: 2014 Informa Healthcare USA, Inc
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wwzzchem: ½ð±Ò+5, ¡ï¡ï¡ïºÜÓаïÖú, ÓÐÓà 2015-03-04 10:03:39
wwzzchem: ½ð±Ò+5 2015-08-27 16:37:47
he preliminary evaluation on cholesterol-modified pullulan as a drug nanocarrier
×÷Õß:Shen, SG (Shen, Shigang)[ 1 ] ; Li, HY (Li, Haiying)[ 1 ] ; Yang, WZ (Yang, Wenzhi)[ 2 ]
DRUG DELIVERY
¾í: 21  ÆÚ: 7  Ò³: 501-508
DOI: 10.3109/10717544.2014.895068
³ö°æÄê: NOV 2014
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To further develop cholesterol-modified pullulan self-aggregated nanoparticles (CHSPNs) as a drug nanocarrier, CHSP was synthesized and characterized. Its cholesterol degree determined by H-1 NMR was 5.2 cholesterol groups per hundred glucose units. CHSPNs were prepared in aqueous media and characterized by dynamic laser light-scattering (DLS), zeta potential and transmission electron microscopy (TEM). These nanoparticles were almost spherical in shape, and the zeta potentials of CHSPNs were near zero in aqueous media. CHSPNs can be stable at least 2 months with no significant size and zeta potential changes. Single dose toxicity test in mice was investigated for the safety evaluation of CHSPNs as a drug nanocarrier, and the result showed CHSPNs were well tolerated at the dose of 200 mg/kg in mice. Epirubicin (EPI)-loaded CHSPNs (EPI-CHSPNs) were prepared and the in vivo pharmacokinetics and biodistribution were studied. Compared with the EPI solution, EPI-CHSPNs have exhibited higher plasma drug concentration, longer half-life time (t(1/2)) and the larger area under-the-curve (AUC). Moreover, the drug level of EPI-CHSPNs increased in liver and decreased in heart. The results indicated that CHSPNs were stable, safe and may be a promising drug delivery carrier.
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×÷Õ߹ؼü´Ê:Cholesterol-modified pullulan; epirubicin; nanoparticles; pharmacokinetics; stability; toxicity
KeyWords Plus:HYDROPHOBIZED POLYSACCHARIDE; BEARING PULLULAN; IN-VIVO; NANOPARTICLES; CARRIER; PHARMACOKINETICS; STABILIZATION; SYSTEMS; CLEARANCE; STABILITY
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ͨѶ×÷ÕßµØÖ·: Shen, SG (ͨѶ×÷Õß)
ÏÔʾÔöÇ¿×éÖ¯ÐÅÏ¢µÄÃû³Æ        Hebei Univ, Coll Chem & Environm Sci, Baoding 071002, Peoples R China.
µØÖ·:
ÏÔʾÔöÇ¿×éÖ¯ÐÅÏ¢µÄÃû³Æ        [ 1 ] Hebei Univ, Coll Chem & Environm Sci, Baoding 071002, Peoples R China
ÏÔʾÔöÇ¿×éÖ¯ÐÅÏ¢µÄÃû³Æ        [ 2 ] Chinese Acad Med Sci, Peking Union Med Coll, Inst Biomed Engn, Tianjin, Peoples R China
µç×ÓÓʼþµØÖ·:pharm_shen@163.com; wenzhi_yang@sina.com
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»ù½ð×ÊÖú»ú¹¹        ÊÚȨºÅ
Natural Science Foundation of Hebei Province        
H2012201069
B2013201181
Science and Technology Planning Project of Hebei Province        
13272705
Natural Science Foundation of Hebei University, China        
2010-193
²é¿´»ù½ð×ÊÖúÐÅÏ¢   
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INFORMA HEALTHCARE, TELEPHONE HOUSE, 69-77 PAUL STREET, LONDON EC2A 4LQ, ENGLAND
Àà±ð / ·ÖÀà
Ñо¿·½Ïòharmacology & Pharmacy
Web of Science Àà±ðharmacology & Pharmacy
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ÎÄÏ×ÀàÐÍ:Article
ÓïÖÖ:English
Èë²ØºÅ: WOS:000344800500001
PubMed ID: 24625263
ISSN: 1071-7544
eISSN: 1521-0464
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IDS ºÅ: AT2YM
Web of Science ºËÐĺϼ¯ÖÐµÄ "ÒýÓõIJο¼ÎÄÏ×": 37
Web of Science ºËÐĺϼ¯ÖÐµÄ "±»ÒýƵ´Î": 0

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2Â¥2015-03-04 09:58:13
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2Â¥: Originally posted by Paulwolf at 2015-03-04 09:58:13
he preliminary evaluation on cholesterol-modified pullulan as a drug nanocarrier
×÷Õß:Shen, SG (Shen, Shigang) ; Li, HY (Li, Haiying) ; Yang, WZ (Yang, Wenzhi)
DRUG DELIVERY
¾í: 21  ÆÚ: 7  Ò³: 501 ...

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