Results 1 to 10 of about 222 (117)

Piper Essential Oils Inhibit Rhizopus oryzae Growth, Biofilm Formation, and Rhizopuspepsin Activity [PDF]

Canadian Journal of Infectious Diseases and Medical Microbiology, 2018
Piper is the largest genus of the Piperaceae family. The species of this genus have diverse biological activities and are used in pharmacopeia throughout the world.
Catia A. Almeida, Mariana M. B. Azevedo, Francisco C. M. Chaves, Marcelo Roseo de Oliveira, Igor A. Rodrigues, Humberto R. Bizzo, Paola E. Gama, Daniela S. Alviano, Celuta S. Alviano   +8 more
doaj   +3 more sources

Evaluating the effect of grafting methods and rootstocks through the analysis of chlorophyll a fluorescence [PDF]

Photosynthetica, 2023
This study evaluated the side-cleft grafting in native species of the genus Piper (Piper aduncum L., Piper hispidum Sw., and Piper tuberculatum Jacq.) with BRS Kottanadan pepper cultivar as rootstocks (Experiment 1).
J. CRASQUE, B. CERRI NETO, M.L.P.B. PINTO, T.R. FERREIRA, A.R. FALQUETO, L.O. ARANTES, J.A. MACHADO FILHO, C.A.S. SOUZA, E.R. SCHMILDT, S. DOUSSEAU-ARANTES   +9 more
doaj   +2 more sources

Responses of wild Piper species to drought and rehydration cycles considering stomatal closure as a marker of the alarm phase [PDF]

Photosynthetica, 2023
Studies that simulate recurrent drought events with subsequent episodes of rehydration better reflect natural conditions and allow visualization of differential acclimatization responses resulting from memory and tolerance mechanisms.
B. CERRI NETO, F.R.N. SILVA, T.R. FERREIRA, J. CRASQUE, L.O. ARANTES, J.A. MACHADO FILHO, T.C. DE SOUZA, A.R. FALQUETO, S. DOUSSEAU-ARANTES   +8 more
doaj   +2 more sources

Antibacterial Activity of the Essential Oil of Piper tuberculatum Jacq. Fruits against Multidrug-Resistant Strains: Inhibition of Efflux Pumps and β-Lactamase [PDF]

Plants, 2023
Antimicrobial resistance has become a growing public health concern in recent decades, demanding a search for new effective treatments. Therefore, this study aimed to elucidate the phytochemical composition and evaluate the antibacterial activity of the ...
Lucas Yure Santos da Silva, Cicera Laura Roque Paulo, Talysson Felismino Moura, Daniel Sampaio Alves, Renata Torres Pessoa, Isaac Moura Araújo, Cícera Datiane de Morais Oliveira-Tintino, Saulo Relison Tintino, Carla de Fatima Alves Nonato, José Galberto Martins da Costa, Jaime Ribeiro-Filho, Henrique Douglas Melo Coutinho, Grażyna Kowalska, Przemysław Mitura, Marek Bar, Radosław Kowalski, Irwin Rose Alencar de Menezes   +16 more
doaj   +2 more sources

Ontogenetic Changes in the Chemical Profiles of Piper Species [PDF]

Plants, 2021
The chemical composition of seedlings and adult plants of several Piper species were analyzed by 1H NMR spectroscopy combined with principal component analysis (PCA) and HPLC-DAD, HPLC-HRESIMS and GC-MS data. The chromatographic profile of crude extracts
Anderson Melo Gaia, Lydia Fumiko Yamaguchi, Camilo Guerrero-Perilla, Massuo Jorge Kato   +3 more
doaj   +2 more sources

Antifungal and Herbicidal Potential of Piper Essential Oils from the Peruvian Amazonia [PDF]

Plants, 2022
The chemical composition of essential oils (EOs) from ten Peruvian Piper species (Piper coruscans, Pc; P. tuberculatum, Pt; P. casapiense, Pcs; P. obliquum, Po; P. dumosum, Pd; P. anonifolium, Pa; P. reticulatum, Pr; P. soledadense, Ps; P. sancti-felicis,
Liliana Ruiz-Vásquez, Lastenia Ruiz Mesia, Henrry Denny Caballero Ceferino, Wilfredo Ruiz Mesia, Maria Fe Andrés, Carmen Elisa Díaz, Azucena Gonzalez-Coloma   +6 more
doaj   +2 more sources

Bioherbicidal potential of plant species with allelopathic effects on the weed Bidens bipinnata L. [PDF]

Scientific Reports, 2022
Plant species with allelopathic effects against weeds have emerged as a potential strategy for the development of ecologically friendly bioherbicides.
Robson Willian Nunes Lopes, Estefenson Marques Morais, Julian Junio de Jesus Lacerda, Francisca Diana da Silva Araújo   +3 more
doaj   +2 more sources

Biochemical Responses of Anopheles spp. Larvae to a Novel Brazilian BR101 Bacillus thuringiensis var. israelensis Formulation: Oxidative Stress, Detoxification Enzymes, and Safety for Nontarget Notonectidae and Gerridae Aquatic Insects. [PDF]

Chem Biodivers
Bti BR101 exhibits strong larvicidal activity against Anopheles larvae spp., with dose‐dependent mortality and LC50 of 3.13 µg/mL. Bti increases ROS, lipid and protein oxidation, and activates antioxidant enzymes (SOD, CAT, GPx) and detoxification pathways (MFO and esterases), indicating moderate oxidative stress.
de Oliveira Bentes IC, Abensour DD, Lima da Costa ML, de Moreira Sampaio RT, Bernadete da Silva L, da Silva Ferreira FA, da Silva Tavares CP, Vieira de Souza H, de Assis Marque F, Navarro da Silva MA, de Lima EA, Vilas-Boas GT, Zequi JAC, de Oliveira AC, Roque RA.   +14 more
europepmc   +2 more sources

Piplartine as an Innovative Natural Product With Dual Antiparasitic and Immunomodulatory Actions. [PDF]

J Immunol Res
Neglected tropical diseases (NTDs) remain a major global health burden, disproportionately affecting low‐ and middle‐income regions and demanding innovative therapeutic strategies. This review summarizes current evidence on piplartine (piperlongumine), a naturally occurring amide from Piper species with broad antiparasitic and immunomodulatory ...
Fukui-Silva L, Souza FCR, Amorim CS, de Moraes J.   +3 more
europepmc   +2 more sources

Composition and antifungal activity of essential oils from Piper aduncum, Piper arboreum and Piper tuberculatum

Quimica Nova, 2006
The composition of essential oils from leaves, stems and fruits of Piper aduncum, P. arboreum and P. tuberculatum was examined by means of GC-MS and antifungal assay. There was a predominance of monoterpenes in P. aduncum and P.
Marcelo Telascrea, Alberto JOSÉ Cavalheiro, Vanderlan Da S Bolzani   +2 more
exaly   +3 more sources