نتایج جستجو برای: pcr additives

تعداد نتایج: 191490  

2015
Stefanie Müller-Herbst Anna Mühlig Jan Kabisch Siegfried Scherer

Journal: :The Proceedings of the Nutrition Society 1981
F A Fairweather C A Swann

Food additives have been in use since prehistoric times. Early additives included salt, honey, wine and spices, all used largely for preservative or flavouring purposes. Later methods of preserving food included salting and smoke-curing of meats to enable an all round year's supply. In recent times there has been a considerable increase in the number and nature of additives available; they are ...

Journal: :The Annals of occupational hygiene 2016
Aleksandar D Bugarski Jon A Hummer Jozef S Stachulak Arthur Miller Larry D Patts Emanuele G Cauda

A series of laboratory tests were conducted to assess the effects of Fe-containing fuel additives on aerosols emitted by a diesel engine retrofitted with a sintered metal filter (SMF) system. Emission measurements performed upstream and downstream of the SMF system were compared, for cases when the engine was fueled with neat ultralow sulfur diesel (ULSD) and with ULSD treated with two formulat...

Journal: :تولیدات دامی 0
داریوش خادمی شورمستی دانشجوی دکتری تخصصی، گروه پرورش و مدیریت طیور، دانشکدۀ کشاورزی، دانشگاه تربیت مدرس، تهران، ایران فرید شریعتمداری استاد گروه پرورش و مدیریت طیور، دانشکدۀ کشاورزی، دانشگاه تربیت مدرس، تهران، ایران محمد امیر کریمی ترشیزی استادیار، گروه پرورش و مدیریت طیور، دانشکدۀ کشاورزی، دانشگاه تربیت مدرس، تهران، ایران هوشنگ لطف اللهیان استادیار پژوهشی، بخش تغذیه و فیزیولوژی، مؤسسۀ تحقیقات علوم دامی کشور، کرج، ایران

the present study was carried out to evaluate the effects of vegetable fat sources and additives on performance and morphological parameters of the small intestine of arain broiler chickens. birds were randomly used in a 2×3 factorial arrangement of dietary treatments included two fat sources (canola or pumpkin seed) and three additives (without additive, 0.1 g/kg probiotic and 0.15 g/kg virgin...

2016
Wangping Wu Noam Eliaz Eliezer Gileadi

Article history: Received 15 April 2016 Received in revised form 27 September 2016 Accepted 5 October 2016 Available online 6 October 2016 In this study, Re-Ni alloys with high Re content were electrodeposited on copper substrates from aqueous solutions containing additives with a combination of vanillin, sodium lauryl sulfate and gelatin. The bath additives were found to have a significant eff...

2016
Preeti Singh Sven Saengerlaub Ali Abas Wani Horst-Christian Langowski

Purpose – The purpose of this paper is to review the new trends in plastic additives, with special focus on developments in food packaging materials. Design/methodology/approach – Phenomenological research has brought awareness and increased insight into the role of various plastic additives on the packaging of foods. The approach is based on the current trends and the industrial protocols for ...

Journal: :Journal of animal science 2008
W Windisch K Schedle C Plitzner A Kroismayr

This article summarizes the experimental knowledge on efficacy, possible modes of action, and aspects of application of phytogenic products as feed additives for swine and poultry. Phytogenic feed additives comprise a wide variety of herbs, spices, and products derived thereof, and are mainly essential oils. The assumption that phytogenic compounds might improve the palatability of feed has not...

2016
P. Jaya Prakash

This paper describes the literature review of effect of different nano additives on performance and emission characteristics of diesel engine fuelled with different blends of biodiesel. This study is based on the previous research published articles. It was reviewed that by using nano additives with blend of biodiesel the performance characteristics were improved significantly but the exhaust e...

Journal: :Biotechnology and bioengineering 2009
Rajeev Kumar Charles E Wyman

Bovine serum albumin (BSA), Tween-20, and polyethylene glycol (PEG6000) were added to washed corn stover solids produced by ammonia fiber expansion (AFEX), ammonia recycled percolation (ARP), dilute sulfuric acid (DA), lime, controlled pH, and sulfur dioxide (SO(2)) pretreatments and to untreated corn stover (UT) and pure Avicel glucan prior to adding cellulase supplemented with beta-glucosidas...

Journal: :Regulatory toxicology and pharmacology : RTP 2000
J P Groten W Butler V J Feron G Kozianowski A G Renwick R Walker

The possibility that structurally unrelated food additives could show either joint actions or interactions has been assessed based on their potential to share common sites and mechanisms of action or common pathways of elimination. All food additives approved in the European Union and allocated numerical acceptable daily intake values were studied, initially based on the reports by the FAO-WHO ...

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