Results 71 to 80 of about 143,294 (307)

THE SUGAR MARKET IN COLOMBIA AND ITS INTERACTIONS WITH THE USA MARKET [PDF]

open access: yes
En este artículo se propone un modelo de equilibrio parcial para entender el comportamiento del mercado del azúcar en Colombia y sus interacciones comerciales con la economía norteamericana.
Leonardo Raffo López
core  

Reflexiones sobre la biodiversidad en el tlc. [PDF]

open access: yes, 2006
Unos de los temas más nuevos en el debate sobre el desarrollo es el de la falta de equidad social en el acceso a los recursos genéticos. Hay un enfrentamiento de intereses entre los países desarrollados y los países en desarrollo, en torno a la ...
Gómez Lee, Martha Isabel
core  

Novel Computational Techniques for Thin-Layer Chromatography (TLC) Profiling and TLC Profile Similarity Scoring

open access: yes, 2022
S.373-385Thin-layer chromatography (TLC) is an experimental separation technique for multi-compound mixtures widely applied in various fields of industry and research. In contrast to comparable techniques, TLC is straightforward, cost- and time-efficient,
Heinke, F.   +4 more
core   +1 more source

Detection and Quantitation of Aflatoxin for the Diagnosis of Aspergillus flavus

open access: yesNepal Journal of Biotechnology, 2015
Aflatoxins are the potent mycotoxins produced by Aspergillus flavus, which is hepatotoxic causing hepatocellular carcinoma. A. flavus produces sufficient amount of Aflatoxin B1 under favourable environments.
Geeta Rajbhandari Shrestha   +1 more
doaj   +1 more source

Molecular identification and phytochemical profiling of kamiling (wild toxic plant) using thin layer chromatography

open access: yesInternational Journal of Secondary Metabolite, 2018
Some plants may only be known by the people in their own respective place. Consequently, there is a need for the authentication and further study of wild toxic plant known by indigenous people.
Dana Theresa C. De Leon   +3 more
doaj   +1 more source

Design‐Driven Production of Soybean Oil‐Based Structured Fats as Potential Substitutes for Palm‐Based Fats

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT This study examined whether enzymatic modification of soybean oil (SBO) can be tailored to produce trans‐free fats with physicochemical properties comparable to palm olein, stearin, or palm‐mid fractions (PMFs). US‐grown SBO was modified by lipase‐catalyzed acidolysis using palmitic acid at linearly interpolated substrate molar ratios (C16:0 ...
Ityotagher P. Aondoakaa   +2 more
wiley   +1 more source

Tlc [PDF]

open access: yesOrganic Process Research & Development, 2005
Teresa Kowalska, Wojciech Prus
openaire   +2 more sources

TLC-densitometric analysis of α-escin in bulk drug substance and in pharmaceutical dosage forms

open access: yesCurrent Issues in Pharmacy and Medical Sciences, 2015
A quite simple and rapid TLC-densitometric method for the identification of α-escin (Aescin) in bulk drug substances was developed. In so doing, different chromatographic conditions, including various mobile and stationary phases, were tested.
Dolowy Malgorzata   +3 more
doaj   +1 more source

The Oxidation Mechanisms of Saturated Fatty Acids: Formation of Hydroperoxide Isomers and Production of 2‐Alkanones and Lactones

open access: yesJournal of the American Oil Chemists' Society, EarlyView.
ABSTRACT Saturated fatty acids (SFAs) are generally regarded simply as being resistant to oxidation compared with unsaturated fatty acids. However, it has long been reported that SFAs can undergo oxidation when heated at high temperatures, leading to the formation of unique degradation products such as 2‐alkanones and lactones.
Kanji Aoyagi   +2 more
wiley   +1 more source

Isolation and functional analysis of cDNAs similar to Hyp-1 involved in hypericin biosynthesis from Hypericum erectum

open access: yesBiologia Plantarum, 2010
Hypericin, a naphthodianthrone, has been identified as the principal active compound found in St. John's wort (Hypericum perforatum L.). To generate a gene resource for hypericin and other valuable metabolites, we generated expressed sequence tags (ESTs)
M. L. Jin   +5 more
doaj   +1 more source

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