Results 11 to 20 of about 842,255 (343)

Cytotoxic activity in cutaneous leishmaniasis [PDF]

Memorias do Instituto Oswaldo Cruz, 2017
Cutaneous leishmaniasis (CL) is a chronic disease caused by species of the protozoan Leishmania and characterised by the presence of ulcerated skin lesions. Both parasite and host factors affect the clinical presentation of the disease.
Taís M Campos, Rúbia Costa, Sara Passos, Lucas P Carvalho   +3 more
doaj   +4 more sources

Cytotoxic Activity of Orsellinates [PDF]

Zeitschrift für Naturforschung C, 2006
Abstract The series of 2,4-dihydroxy-6-methylbenzoates 2-10 (methyl to hexyl orsellinates) prepared by alcoholysis of lecanoric acid (1) - a natural product from the lichen Parmotrema tinctorum (Nyl.) Hale - was submitted to the brine shrimp lethality test (BST), which was also performed for 2,4-dihydroxy-6-methylbenzoic acid (11 ...
Fernanda Mesquita Roese, Leandro Sauer, Neli Kika Honda, Rozanna Marques Muzzi, Alcir Teixeira Gomes   +4 more
openaire   +3 more sources

Antimycobacterial and cytotoxicity activity of microcystins [PDF]

Journal of Venomous Animals and Toxins including Tropical Diseases, 2015
The present work aimed to evaluate the antimycobacterial activity and cytotoxicity of Microcystis aeruginosa toxins, the MC-LR variant and purified extract of [D-Leu(1)] microcystin-LR.The antimicrobial activity of M. aeruginosa extract and microcystin was evaluated by resazurin microtiter assay against Mycobacterium tuberculosis, M.
Ramos, Daniela Fernandes, Matthiensen, Alexandre, Colvara, Wilson, Votto, Ana Paula Souza de, Trindade, Gilma Santos, Silva, Pedro Eduardo Almeida da, Yunes, João Sarkis   +6 more
openaire   +6 more sources

Lymphocyte Cytotoxicity in vitro: Activation and Release of a Cytotoxic Factor [PDF]

Nature, 1968
WE have reported that cell contact per se is not sufficient to explain the rapid and dramatic in vitro destruction of target L cells observed when they are treated with immune lymphocytes or non-immune phytohaemagglutinin (PHA)-stimulated lymphocytes derived from various inbred mice1.
Granger, G A, Williams, T W
openaire   +5 more sources

Antimicrobial and cytotoxic activity of Alnus glutinosa (L.) Gaertn., A. incana (L.) Moench, and A. viridis (Chaix) DC. extracts

Journal of Health Sciences, 2016
Introduction: The objective of the present study was to evaluate the antimicrobial and cytotoxic activities of water extracts of leaves and barks from Alnus glutinosa (L.) Gaertn., A. incana (L.) Moench, and A. viridis (Chaix) DC.
Sabina Dahija, Sanin Haverić, Jasmina Čakar, Adisa Parić   +3 more
doaj   +1 more source

Chemical composition and biological activities of the essential oils from Vitex-agnus castus, Ocimum campechianum and Ocimum carnosum [PDF]

Anais da Academia Brasileira de Ciências, 2020
The essential oils obtained by hydrodistillation from fresh leaves of Vitex agnus-castus and Ocimum campechianum, and from fresh inflorescences of Ocimum carnosum were analysed by GC-FID and GC-MS. The major components of V.
LARA P. RICARTE, GABRIELI P. BEZERRA, NIRLA R. ROMERO, HORLANDO C. DA SILVA, TELMA L.G. LEMOS, ANGELA M. C. ARRIAGA, PÉRICLES B. ALVES, MARCELO B. DOS SANTOS, GARDENIA C.G. MILITÃO, THIAGO D.S. SILVA, RAIMUNDO BRAZ-FILHO, GILVANDETE M.P. SANTIAGO   +11 more
doaj   +1 more source

Chemical investigation of a biologically active schinus molle L. leaf extract [PDF]

, 2019
The pepper tree Schinus molle L. is an evergreen ornamental plant belonging to the Anacardiaceae family, native to South America and widespread throughout the world. It has biological activities and is used in folk medicine. This paper aims to contribute
Garzoli, S., Masci, V. L., Ovidi, E., Tiezzi, A., Turchetti, G., Zago, D.   +5 more
core   +1 more source

Synthesis and Cytotoxic Activity of Some Novel Thieno[2,3-d:4,5-d']Dipyrimidine Derivatives

Acta Chimica Slovenica, 2018
Synthesis of some novel tricyclic compounds bearing thienodipyrimidine moiety by the reaction of ethyl 6-amino-1,3-dimethyl-2,4-dioxo-1,2,3,4-tetrahydrothieno[3,2-d]pyrimidine-7-carboxylate (1) with different types of aromatic amines to give the ...
Elsherbiny Hamdy El-Sayed, Ahmed Ali Fadda   +1 more
doaj   +1 more source

Synthesis of geranylhydroquinone derivatives with potencial cytotoxic activity

Química Nova, 2012
Natural geranylhydroquinone 1 and geranyl-p-methoxyphenol 2 were prepared by Electrophilic Aromatic Substitution (EAS) reactions between geraniol and 1,4-hydroquinone or p-methoxyphenol respectively, using BF3∙Et2O as a catalyst.
Evelyn Baeza, Karen Catalán, Hugo Peña-Cortés, Luis Espinoza, Joan Villena, Héctor Carrasco   +5 more
doaj   +1 more source

Cytotoxic Activity of Metal Nanoparticle Complexes

Engineering Proceedings, 2023
Metal complexes are widely used in pharmaceutics, cosmetics, electronics, casting printing and power generation. One of the major challenges due to their long-term use as medicines is their accumulation in the body.
Nidhi Singh, Satya, Kulsum Hashmi, Sakshi Gupta, Seema Joshi   +4 more
doaj   +1 more source