نتایج جستجو برای: nontoxicity

تعداد نتایج: 186  

Journal: :Journal of Applied Biomaterials & Functional Materials 2021

The present study was designed to fabricate a new chitosan-collagen sponge (CCS) for potential wound dressing applications. CCS fabricated by 3.0% chitosan mixture with 1.0% type I collagen (7:3(w/w)) through freeze-drying. Then the prepared evaluate its properties series of tests. new-made demonstrated safety toward NIH3T3 cells. Furthermore, showed significant surround inhibition zone than em...

Journal: :Journal of nanoscience and nanotechnology 2011
Hui Li Mengyan Li Wan Y Shih Peter I Lelkes Wei-Heng Shih

Cytotoxicity tests of zinc sulfide (ZnS) and cadmium sulfide (CdS) quantum dots (QDs) synthesized via all-aqueous process with various surface conditions were carried out with human endothelial cells (EA hy926) using two independent viability assays, i.e., by cell counting following Trypan blue staining and by measuring Alamar Blue (AB) fluorescence. The ZnS QDs with all four distinct types of ...

2012
Yan Hu Raffi V. Aroian

Bacillus thuringiensis crystal (Cry) proteins are the most widely used biological insecticides in the world. Their value in safely controlling insects that destroy crops and transmit human diseases is well established.Here, we reviewB. thuringiensisCry proteins as novel anthelmintics with a unique mode of action. In laboratory studies, Cry proteins are highly effective against a broad range of ...

Journal: :Molecules 2016
Hisako Ibaraki Takanori Kanazawa Yuuki Takashima Hiroaki Okada Yasuo Seta

As a new category of therapeutics for skin diseases including atopic dermatitis (AD), nucleic acids are gaining importance in the clinical setting. Intradermal administration is noninvasive and improves patients' quality of life. However, intradermal small interfering RNA (siRNA) delivery is difficult because of two barriers encountered in the skin: intercellular lipids in the stratum corneum a...

Journal: :ACS chemical biology 2014
Ieva Sutkeviciute Michel Thépaut Sara Sattin Angela Berzi John McGeagh Sergei Grudinin Jörg Weiser Aline Le Roy Jose J Reina Javier Rojo Mario Clerici Anna Bernardi Christine Ebel Franck Fieschi

DC-SIGN is a dendritic cell-specific C-type lectin receptor that recognizes highly glycosylated ligands expressed on the surface of various pathogens. This receptor plays an important role in the early stages of many viral infections, including HIV, which makes it an interesting therapeutic target. Glycomimetic compounds are good drug candidates for DC-SIGN inhibition due to their high solubili...

2007
Maurizio Selva

Nowadays available by clean industrial processes, dimethyl carbonate (DMC) possesses properties of nontoxicity and biodegradability which make it a true green reagent/solvent to devise syntheses that prevent pollution at the source. In particular, the versatile reactivity of DMC allows both methylation and carboxymethylation protocols that can replace conventional and highly noxious reagents su...

2017
Nan Sun Rongguang Zhang Guangcai Duan Xiaoyan Peng Chen Wang Qingtang Fan Shuaiyin Chen Yuanlin Xi

BACKGROUND Recent researches have been focusing on mucosal immune adjuvants, which play the key roles in mucosal immunization and have become the limitation for non-injected vaccine development. Escherichia coli heat-labile enterotoxin B subunit (LTB) was regarded as a promising mucosal adjuvant for its nontoxicity and potent activity. LTB preparation issues have always been recurring, in part ...

Journal: :Nutrition and cancer 2007
Kuan-Chou Chen Chiung-Chi Peng Robert Y Peng Ching-Hua Su Han-Sun Chiang Jr-Hung Yan Hsiu Mei Hsieh-Li

Antrodia camphorata (AC), a precious and unique folkloric medicinal mushroom enriched in polyphenolics, isoflavonoids, triterpenoids, and polysaccharides, has been diversely used in Formosa (Taiwan) since the 18th century. In this study, prostate cancer (PCa) cell lines PC-3 (androgen independent) and LNCaP (androgen responsive) were treated with AC crude extract (ACCE) at 50-200 microg/mL, res...

2014
Hafida Chemouri Sidi Mekelleche

The Diels–Alder reaction is a powerful tool in organic synthesis and in the chemical industry. Recently an increased attention has been focused on the development of green methods for the purpose of improving rate and selectivity of this reaction. In recent years, ionic liquids (ILs) have gained a lot of attention as green solvents in organic synthesis and other chemical processes. This is main...

2016
Yingxi Li Dan Chen Xiaodong Wang Jingzhi Tong Keqiu Li Yaqing Jing Guang Li

Recently, regulatory dendritic cells (DCregs), a newly described dendritic cell subset with potent immunomodulatory function, have attracted increased attention for their utility in treating immune response-related diseases, such as graft-versus-host disease, hypersensitivity, and autoimmune diseases. Danchaiheji (DCHJ) is a traditional Chinese formula that has been used for many years in the c...

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