piperanine/piper

Bağlantı panoya kaydedilir

NesneKlinik denemelerPatentler

Sıralama türünü seçin

11 Sonuçlar

[Identify metabolites of Piper longum alkaloids in feces and urine of rat by HPLC-FT-MS].

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

The metabolites were detected in feces and urine of rats orally administrated alkaloids of Piper longum by using high performance liquid chromatography coupled with a Fourier Transform ion cyclotron resonance mass spectrometer (HPLC-FT-MS). According to the mass spectrometric data and reported

[Quantitative Analysis of Piperine and the Derivatives in Long Pepper Extract by HPLC Using Relative Molar Sensitivity].

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

A novel method was developed for quantification of five major piperine derivatives (piperanine, piperine, chavicine, isopiperine, and isochavicine) in a hot water extract of long pepper fruit (LPE) using the relative molar sensitivity (RMS) based on the combination of HPLC/UV and ¹H-

Preparative isolation and purification of amides from the fruits of Piper longum L. by upright counter-current chromatography and reversed-phase liquid chromatography.

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

A versatile counter-current chromatography (CCC) with upright type-J multilayer coil planet centrifuge, named upright CCC, was applied to the isolation and purification of amides from Piper longum L., which is widely used as an anodyne and a treatment for stomach disease in China. After the

Analysis by HPLC and LC/MS of pungent piperamides in commercial black, white, green, and red whole and ground peppercorns.

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

Pepper plants accumulate pungent bioactive alkaloids called piperamides. To facilitate studies in this area, high-performance liquid chromatography (HPLC) and liquid chromatography/mass spectrometry methods were developed and used to measure the following piperamides in 10 commercial whole

New amides and gastroprotective constituents from the fruit of Piper chaba.

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

The 80 % aqueous acetone extract from the fruit of Piper chaba was found to show protective effects on ethanol- and indomethacin-induced gastric lesions in rats. From the aqueous acetone extract, four new amides named piperchabamides A ( 1), B ( 2), C ( 3), and D ( 4) were isolated, and their

Protective effects of amide constituents from the fruit of Piper chaba on D-galactosamine/TNF-alpha-induced cell death in mouse hepatocytes.

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

The methanolic extract from the fruit of Piper chaba (Piperaceae) was found to have a hepatoprotective effect on D-galactosamine (D-GalN)/lipopolysaccharide (LPS)-induced liver injury in mice. From the ethyl acetate-soluble fraction, a new amide constituent named piperchabamide E together with

The Possibility of Using Isolated Alkaloid Compounds and Crude Extracts of Piper retrofractum (Piperaceae) as Larvicidal Control Agents for Culex quinquefasciatus (Diptera: Culicidae) Larvae.

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

Culex quinquefasciatus is a common domestic mosquito that is widespread in many areas of Thailand and serves as a southeastern vector of Japanese encephalitis. The present study investigated the acute toxicity of crude extracts and alkaloid compounds of Piper retrofractum (Piperales: Piperaceae) in

Identification and simultaneous quantification of five alkaloids in Piper longum L. by HPLC-ESI-MS(n) and UFLC-ESI-MS/MS and their application to Piper nigrum L.

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

A simple, effective and suitable UFLC-ESI-MS/MS method was firstly developed to simultaneously determine five characteristic constituents (piperine, piperlonguminine, Δα,β-dihydropiperlonguminine, pellitorine and piperanine) of Piper longum L. The total alkaloids of P. longum L. was prepared. The

Constituents of Chinese Piper species and their inhibitory activity on prostaglandin and leukotriene biosynthesis in vitro.

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

The n-hexane extracts of 19 Piper species, predominantly from China, were screened for their 5-lipoxygenase (5-LOX) and cyclooxygenase-1 (COX-1) inhibitory potential. Many of them showed considerable inhibitory activity against at least one of these two key enzymes of the arachidonic acid

Activation of TRPV1 and TRPA1 by black pepper components.

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

We searched in this study for novel agonists of transient receptor potential cation channel, subfamily V, member 1 (TRPV1) and transient receptor potential cation channel, subfamily A, member 1 (TRPA1) in pepper, focusing attention on 19 compounds contained in black pepper. Almost all the compounds

Direct from solid natural products to pure compounds in a single step: Coupling online extraction with high-speed counter-current chromatography.

Sadece kayıtlı kullanıcılar makaleleri çevirebilir

Giriş yapmak kayıt olmak

Extraction is the most important step in the purification of bioactive compounds from natural products. This study introduces a simple online extraction strategy coupled with high-speed counter-current chromatography for efficient extraction and purification of bioactive components from solid

Facebook sayfamıza katılın

Herbal & Natural Medicine

Bilim tarafından desteklenen en eksiksiz şifalı otlar veritabanı

55 dilde çalışır
Bilim destekli bitkisel kürler
Görüntüye göre bitki tanıma
Etkileşimli GPS haritası - bölgedeki bitkileri etiketleyin (yakında)
Aramanızla ilgili bilimsel yayınları okuyun
Şifalı bitkileri etkilerine göre arayın
İlgi alanlarınızı düzenleyin ve haber araştırmaları, klinik denemeler ve patentlerle güncel kalın

Bir belirti veya hastalık yazın ve yardımcı olabilecek bitkiler hakkında bilgi edinin, bir bitki yazın ve karşı kullanıldığı hastalıkları ve semptomları görün.
* Tüm bilgiler yayınlanmış bilimsel araştırmalara dayanmaktadır