نتایج جستجو برای: lc qtof msms

تعداد نتایج: 30214  

Journal: :Journal of Young Pharmacists 2021

Background: Ficus deltoidea is a medicinal plant known for treatment by ethnic Dayaks, Kalimantan and called Tabat Barito. Empirically, the majority of Barito leaves are used to treat candidiasis. Scientific data on F. activity in its against candidiasis or candida still minimal. Metabolite profiling from most active fraction Candida...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2014
Isao Nadaoka Emi Hatakeyama Chihiro Tanada Tasuku Sakamoto Shinichi Fukaya Takashi Akiba Koichi Inoue Yutaka Yamano Toshimasa Toyo'oka

We developed a rapid and useful routine screening assay for total L-carnitine content in various infant formulas and materials by liquid chromatography coupled with a tandem mass spectrometric method (LC-MS/MS) and alkaline hydrolysis. For separation of L-carnitine, a multi-mode octadecylsilane (ODS) column was used that contained ODS ligands, anion ligands, and cation ligands to avoid using io...

2016
Acharaporn Duangjai Nungruthai Suphrom Jukkrit Wungrath Atcharaporn Ontawong Nitra Nuengchamnong Atchariya Yosboonruang

BACKGROUND This study explored the bioactivities and nutrient compositions of coffee (Coffea Arabica L.) pulp which was prepared in three different ways [Coffee Pulp Extracts (CPE) 1-3]. METHODS The coffee pulp was prepared in three different ways by distinct selecting and freezing processes. The nutritional values, polyphenol contents, antioxidant activity, and antibacterial properties of th...

2017
Bin Li Guanghong Cui Guoan Shen Zhilai Zhan Luqi Huang Jiachun Chen Xiaoquan Qi

CRISPR/Cas9 is a powerful genome editing tool that has been extensively used in model plants and crops, such as Arabidopsis thaliana, rice, wheat, and soybean. Here, we report the use of CRISPR/Cas9 to precisely knock out the committed diterpene synthase gene (SmCPS1) involved in tanshinone biosynthesis in Salvia miltiorrhiza, a traditional Chinese medicinal herb with significant pharmacologica...

BACKGROUND AND AIM: Isthmuses are narrow and strip shaped connections between two canals containing pulpal tissue that may encompass bacteria as well. They are hardly accessible for cleaning; therefore, success and failure of root canal treatments could be affected by their presence. The present study was carried out aiming to evaluate the incidence, location, and type of isthmus in mandibular ...

2016
Sunil Kumar Awantika Singh Vikas Bajpai Mukesh Srivastava Bhim Pratap Singh Brijesh Kumar

Rauwolfia species (Apocynaceae) are medicinal plants well known worldwide due to its potent bioactive monoterpene indole alkaloids (MIAs) such as reserpine, ajmalicine, ajmaline, serpentine and yohimbine. Reserpine, ajmalicine and ajmaline are powerful antihypertensive, tranquilizing agents used in hypertension. Yohimbine is an aphrodisiac used in dietary supplements. As there is no report on t...

Journal: :Sexually transmitted infections 2001
A Nicoll G Hughes M Donnelly S Livingstone D De Angelis K Fenton B Evans O N Gill M Catchpole

OBJECTIVE To assess the impact of the sexual component of AIDS and HIV campaigns on transmission of HIV and other sexually transmitted infections (STIs). DESIGN Comparison of time series data. SETTING England, 1971-1999. OUTCOME MEASURES HIV transmission and diagnoses among men who have sex with men (MSMs), rates of attendances and specific STI diagnoses (per 100 000 total population) at ...

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