Albanian
Arabic
Armenian
Azerbaijani
Belarusian
Bengali
Bosnian
Catalan
Czech
Danish
Deutsch
Dutch
English
Estonian
Finnish
Français
Greek
Haitian Creole
Hebrew
Hindi
Hungarian
Icelandic
Indonesian
Irish
Italian
Japanese
Korean
Latvian
Lithuanian
Macedonian
Mongolian
Norwegian
Persian
Polish
Portuguese
Romanian
Russian
Serbian
Slovak
Slovenian
Spanish
Swahili
Swedish
Turkish
Ukrainian
Vietnamese
Български
中文(简体)
中文(繁體)
piper/baktericidi
Veza se sprema u međuspremnik
Stranica 1 iz 127 rezultatima
Dihydrochalcones from Piper longicaudatum.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Bioactivity-guided fractionation of an ethanolic extract of the leaves and twigs of Piper longicaudatum Trelease & Yunker (Piperaceae) resulted in the isolation of one new (1) and three known (2-4) dihydrochalcones. The known compounds are: 2',6'-dihydroxy-4'-methoxydihydrochalcone (2),
Antifungal Amide Alkaloids from the Aerial Parts of Piper flaviflorum and Piper sarmentosum.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Sixty-three amide alkaloids, including three new, piperflaviflorine A (1), piperflaviflorine B (2), and sarmentamide D (4), and two previously synthesized ones, (1E,3S)-1-cinnamoyl-3- hydroxypyrrolidine (3) and N-[7'-(4'-methoxyphenyl)ethyl]-2-methoxybenzamide (5), were isolated from the aerial
Gas chromatography coupled to mass spectrometry (GC-MS) characterization and evaluation of antibacterial bioactivities of the essential oils from Piper arboreum Aubl., Piper aduncum L. e Piper gaudichaudianum Kunth
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
The objective of this study was to determine the chemical profile and to evaluate the antibacterial activity of the essential oils of Piper species and modulation of the antibiotic activity, using the microdilution method to determine the minimum inhibitory concentration. The chemical components
Cytotoxic and antibacterial dihydrochalcones from Piper aduncum.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Bioactivity-guided fractionation of a CH2Cl2 extract from the leaves of Piper aduncum afforded three new dihydrochalcones, piperaduncins A [3], B [4], and C [5], as well as two known dihydrochalcones, 2',6'-dihydroxy-4'-methoxydihydrochalcone [1] and 2',6',4-trihydroxy-4'-methoxydihydrochalcone [2]
Chemical constituents from Piper wallichii.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Fifteen known compounds including four triterpenoids (1-4), one sterol (5), one diketopiperazine alkaloid (6) and nine phenolics (7-15) were isolated from the stems of Piper wallichii. Their structures were elucidated by means of spectroscopic analysis, and acidic hydrolysis in case of the
Bioactive alkenylphenols from Piper obliquum.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Various parts of Piper obliquum Ruíz & Pavon yielded the new alkenylphenols obliquol A (1) and obliquol B (2), the new 4-chromanone 3 together with the known compounds 4 and 5. A synthesis of obliquol B (2) was developed in order to confirm its structure and to provide sufficient amounts for
Antibacterial constituents from the berries of Piper nigrum.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Piper nigrum finds an extensive application in antibacterial preparations belonging to Ayurvedic system of medicine. A bioguided extraction and fractionation of the petroleum ether extract of the berries of P. nigrum afforded 2E, 4E, 8Z-N-isobutyleicosatrienamide (1), pellitorine (2), trachyone (3),
Phenolic antibacterials from Piper betle in the prevention of halitosis.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Piper betle L. (Piperaceae) leaves which are traditionally used in India and China in the prevention of oral malodor was examined by bioassay-guided fractionation to yield allylpyrocatechol (APC) as the major active principle which showed promising activity against obligate oral anaerobes
Gibbilimbols A-D, cytotoxic and antibacterial alkenylphenols from Piper gibbilimbum.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Fractionation of the petroleum ether extract from the leaves of Piper gibbilimbum collected in Papua New Guinea afforded four new alkenylphenols, gibbilimbols A-D (1-4). The structures of the isolates were elucidated by spectroscopic methods, mainly 1D- and 2D-NMR spectroscopy. Gibbilimbols A-D were
Antioxidant, antitubercular and cytotoxic activities of Piper imperiale.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Phenolic compounds are widely distributed in Nature and act as pharmacologically active constituents in many herbal medicines. They have multiple biological properties, most notably antioxidant, antibacterial and cytotoxic activities. In the present study an attempt to correlate the phenolic
Antimicrobial, antileishmanial and cytotoxic compounds from Piper chaba.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
The petroleum ether and chloroform extracts of the root of Piper chaba showed antimicrobial, antileishmanial and cytotoxic activities. Further bioactivity-guided fractionation led to the isolation of Bornyl piperate (1), piperlonguminine (2) and piperine (3). This is the first report of isolation of
Antibacterial and Antispore Activities of Isolated Compounds from Piper cubeba L.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Piper cubeba L. is the berry of a shrub that is indigenous to Java, Southern Borneo, Sumatra, and other islands in the Indian Ocean. The plant is usually used in folk traditional medicine and is an important ingredient in cooking. The purpose of this study was to isolate and purify the
A new method of synthesis and antibacterial activity evaluation of piper amides.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Several natural piper amides and their mimics were synthesized by developing a new strategy of amide formation. The piper amides were tested against both gram +ve and gram -ve bacterial strains and found that they are particularly more active against Staphylococcus aureus and Chromobacterium
Antifungal activities of compounds isolated from Piper abutiloides Kunth.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Piperaceae is a family of tropical plants known to have antifungal, antibacterial, tumour-inhibitory, antiviral, antioxidant, molluscicidal and leishmanicidal activities. In this work, extracts and fractions from aerial parts of Piper abutiloides (Piperaceae), a traditional medicinal plant, were
Synthesis of gibbilimbols A-D, cytotoxic and antibacterial alkenylphenols isolated from Piper gibbilimbum.
Samo registrirani korisnici mogu prevoditi članke
Prijava Registriraj se
Gibbilimbols A [(E)-4-(4-decenyl)phenol, 1], B [(E)-4-(3-decenyl)phenol, 2], C [(E)-4-(4-octenyl)phenol, 3] and D [(E)-4-(3-octenyl)phenol, 4] were synthesized by coupling the phenolic parts with the alkyne parts and then reducing the triple bond of the resulting alkynylphenols. These alkenylphenols
Najkompletnija baza ljekovitog bilja potpomognuta znanošću
- Radi na 55 jezika
- Biljni lijekovi potpomognuti znanošću
- Prepoznavanje bilja slikom
- Interaktivna GPS karta - označite bilje na mjestu (uskoro)
- Pročitajte znanstvene publikacije povezane s vašom pretragom
- Pretražite ljekovito bilje po učincima
- Organizirajte svoje interese i budite u toku s istraživanjem vijesti, kliničkim ispitivanjima i patentima
Upišite simptom ili bolest i pročitajte o biljkama koje bi mogle pomoći, unesite travu i pogledajte bolesti i simptome protiv kojih se koristi.
* Svi podaci temelje se na objavljenim znanstvenim istraživanjima
