نتایج جستجو برای: bioactive

تعداد نتایج: 31047  

2010
Rakesh Sharma Ram B. Singh

Nutraceuticals are natural and commonly found in bioactive foods or whole plants to keep energy balance in the body and promise substantial therapeutic value in cardioprotection. Major cardioprotective bioactive foods and nutraceuticals are now part of nutrition supplements at nonprescription counters and their self-prescription is increased at large scale. The literature suggests the growing u...

2018
Palanivel Ganesan Prakash Ramalingam Govindarajan Karthivashan Young Tag Ko Dong-Kug Choi

Solid lipid nanoparticle (SLN) delivery systems have a wide applicability in the delivery of phyto-bioactive compounds to treat various chronic diseases, including diabetes, cancer, obesity and neurodegenerative diseases. The multiple benefits of SLN delivery include improved stability, smaller particle size, leaching prevention and enhanced lymphatic uptake of the bioactive compounds through o...

2011
J. Zhao L. Zhou J. Wang

Plant endophytic fungi are an important and novel resource of natural bioactive compounds with their potential applications in agriculture, medicine and food industry. In the past two decades, many valuable bioactive compounds with antimicrobial, insecticidal, cytotoxic and anticancer activities have been successfully discovered from the endophytic fungi. During the long period of co-evolution,...

Journal: :Acta scientiarum polonorum. Technologia alimentaria 2015
Joanna Stadnik Paulina Kęska

Bioactive peptides are short amino acid sequences, that upon release from the parent protein may play different physiological roles, including antioxidant, antihypertensive, antimicrobial, and other bioactivities. They have been identified from a range of foods, including those of animal origin, e.g., milk and muscle sources (with pork, beef, or chicken and various species of fish and marine or...

Journal: :Journal of neural engineering 2005
Justin C Williams Matthew M Holecko Stephen P Massia Patrick Rousche Daryl R Kipke

Methods are presented to incorporate polymer-based bioactive matrices into micro-fabricated implantable microelectrode arrays. Using simple techniques, hydrogels infused with bioactive molecules are deposited within wells in the substrate of the device. This method allows local drug delivery without increasing the footprint of the device. In addition, each well can be loaded individually, allow...

2010
Lutz-Christian Gerhardt Aldo R. Boccaccini

Traditionally, bioactive glasses have been used to fill and restore bone defects. More recently, this category of biomaterials has become an emerging research field for bone tissue engineering applications. Here, we review and discuss current knowledge on porous bone tissue engineering scaffolds on the basis of melt-derived bioactive silicate glass compositions and relevant composite structures...

2015
Rafat Bagheri

ARTICLE INFO Abstract Article History Received: 2 October 2014 Accepted: 2 January 2015 Bioactive glasses are silicate-based and can form a strong chemical bond with the tissues. These biomaterials are highly biocompatible and can form a hydroxyapatite layer when implanted in the body or soaked in the simulated body fluid. Due to several disadvantages, conventional glass processing method inclu...

Journal: :The Journal of clinical investigation 1986
J D Veldhuis F Fraioli A D Rogol M L Dufau

The plasma metabolic clearance of biologically active luteinizing hormone (bioactive LH) was studied using the rat interstitial cell testosterone (RICT) bioassay in six hypogonadotropic men after single bolus injection of highly purified human LH and during continuous steady-state infusions of three graded doses of LH. The LH bolus disappearance curves provided estimates of metabolic clearance ...

2008
ZHIHUA ZHOU LIANGLONG CHEN

Bioactive glass was supposed as a biodegradable material and designed as a scaffold to be used for bone reconstruction or regeneration. Bioactive glass scaffold with pore sizes ranged in 100-400μm in diameter was fabricated by sol-gel method, and the biocompatibility evaluation of bioactive glass scaffolds was also performed by culture in vitro models. Cells cultured in the extracts of bioactiv...

2015
André Ferrari de França Camargo André Mathias Baptista Renato Natalino Olavo Pires de Camargo

OBJECTIVES To compare bioactive glass and autograft regarding their histomorphometric characteristics. METHODS The authors conducted a prospective case-control experimental study on animals in order to compare the histomorphometric characteristics of bioactive glass versus autograft. Eight rabbits underwent surgery in which a cavitary defect was created in both proximal femurs. One side was f...

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