Results 31 to 40 of about 318,662 (245)

Study The Chemical Analysis and Lethal dose of Alcoholic Extract For Qunabrey Plant Cardaria Draba(L.)Desv. [PDF]

open access: yesKirkuk Journal of Science, 2018
This study was aimed to obtain the alcoholic extract of cardaria draba (L.) Des .plant of ethanol %70,%96 in both dry and fresh parts respectively. The weight of the extract of the c.draba plant was 55.70,8.71 for dry part and fresh part respectively ...
Sadia hamad   +2 more
doaj   +1 more source

Isolation and Identification of Triterpenoid Saponin From Baringtonia Asiatica Kurz Seeds. [PDF]

open access: yes, 2014
The study aimed to identify the content of the triterpenoid saponin compound from Barringtonia asiatica seeds collected from coastal of Malalayang beach, Manado, North Sulawesi. The method of extraction was the maceration with methanol solvent.
Abadi, A. L. (Abdul)   +3 more
core   +2 more sources

Oxalate-silica gel thin-layer system for free 2-hydroxy fatty acids and for fatty acyl coenzyme A

open access: yesJournal of Lipid Research, 1972
The 2-hydroxy fatty acids tend to yield streaks in thin-layer chromatography on silica gel plates. If potassium oxalate is included with binder-free silica gel, good spots are obtained.
M. David Ullman, Norman S. Radin
doaj   +1 more source

The Techniques of Thin Layer Chromatography and the Study of Carbohydrates Using Thin Layer Chromatography [PDF]

open access: yes, 1977
Refined Kraft pulp is found to contain D (+), Mannose, D (+) Xylose, and Glucose; and not to contain Galactose. Silia gel plates and Kieselguhr plates were used for the separation.
Hippchen, Dennis J.
core   +1 more source

Quantum Cascade Laser Enabled Nano-liter Polymer Waveguide Sensor [PDF]

open access: yes, 2012
To improve the Mid-Infrared (IR) chemical sensing capabilities in liquids and gases, a polymer based waveguide that has 100% interaction with Quantum Cascade (QC) laser field is proposed and demonstrated.
Deev, Andrei, Wu, Sheng
core   +1 more source

Comparative chromatography of chloroplast pigment [PDF]

open access: yes, 1969
Methods for isolation of low concentration pigments of the cocklebur species are described. The methods entail two step chromatography so that the different sorption properties of the various pigments in varying column parameters can be utilized ...
Grandolfo, M., Sherma, J., Strain, H. H.
core   +1 more source

Toxicological Analysis of Some Drugs of Abuse in Biological Samples [PDF]

open access: yes, 2015
Consumption of drugs of abuse is a scourge of modern world. Abuse, drug addiction and their consequences are one of the major current problems of European society because of the significant repercussions in individual, family, social and economic level ...
Baconi, Daniela Luiza   +5 more
core   +3 more sources

Chemiluminescence detection of gangliosides by thin-layer chromatography.

open access: yesJournal of Lipid Research, 1995
We describe a method for the detection of gangliosides on thin-layer chromatography plates using enhanced chemiluminescence. In contrast to previously published colorimetric techniques, the use of chemiluminescence of detect antibody binding to ...
S L Arnsmeier, A S Paller
doaj   +1 more source

Preliminary qualitative screening for cancer chemopreventive agents in Telfairia occidentalis Hook.f., Gnetum africanum Welw., Gongronema latifolium Benth. and Ocimum gratissimum L. from Nigeria [PDF]

open access: yes, 2009
The leaves of four plant foods commonly consumed in Nigeria namely Gnetum africanum (Igbo name: Ukazi), Gongronema latifolium (Igbo name: Utazi), Telfairia occidentalis (Igbo name: Ugu), Ocimum gratissimum (Igbo name: Nchoanwu), were each screened for ...
Iweala, E. E. J.
core  

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