Results 81 to 90 of about 404,635 (144)

Betalains and phenolic compounds of leaves and stems of Alternanthera brasiliana and Alternanthera tenella [PDF]

open access: yes, 2018
Betacyanins and phenolic compounds from acetonitrile:acidified water extracts of Alternanthera brasiliana and Alternanthera tenella were characterized and quantified using a high-performance liquid chromatography system coupled with diode array and ...
Alvarez, I.   +5 more
core   +1 more source

Simultaneous quantification of five major active components in capsules of the traditional Chinese medicine ‘Shu-Jin-Zhi-Tong’ by high performance liquid chromatography

open access: yesJournal of Pharmaceutical Analysis, 2011
A simple and reliable high performance liquid chromatography (HPLC) method has been developed for the simultaneous quantification of five major bioactive components in ‘Shu-Jin-Zhi-Tong’ capsules (SJZTC), for the purposes of quality control of this ...
Xing-Xin Yang   +4 more
doaj   +1 more source

A rare case of alpha-thalassaemia intermedia in a Malay patient double heterozygous for α+ –thalassaemia and a mutation in α1 globin gene CD59 (GGC → GAC) [PDF]

open access: yes, 2009
A rare case of thalassaemia-intermedia involving a non-deletion alpha thalassemia point mutation in the α1-globin gene CD59 (GGC → GAC) and a deletion α+ (-α3.7) thalassaemia in which use of high performance liquid chromatography (HPLC) C-gram Hb subtype
A. S., Nor Azian   +4 more
core  

Standardization of the bio-active compounds (rotenoids) from the extract of local plant species (derris elliptica) using the internal standard method of high performance liquid chromatography (HPLC) [PDF]

open access: yes, 2005
It is well known now that some plant species represent an efficient factory of chemicals, which are manufactured and used as bio-weapons against pest attacks. Extensive work has been done during the last few decades on these potentially useful compounds.
M. R., Sarmidi   +2 more
core  

Development and validation of analytical method by HPLC-DAD for determination of vasodilator active in pharmaceutical ophthalmic forms

open access: yesRevista de Ciências Farmacêuticas Básica e Aplicada, 2020
4-Aminobenzamidine dihydrochloride (4-AD) is one of the degradation products of diminazene aceturate, which have been demonstrating anti-glaucoma potential.
Aina Liz Alves Cesar   +8 more
doaj  

Development and validation of chromatographic methods to study folate derivatives produced by yeasts [PDF]

open access: yes, 2007
Folate, or folic acid, is an important water soluble B vitamin that exists in many different forms. Its presence is necessary for synthesis of DNA and RNA and methylation of homocysteine to methionine.
Patring, Johan
core  

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