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Preliminary antimicrobial activity and cytotoxicity of leaf extracts of mesua nagassarium (Burm.f. ) / Actividad antimicrobiana preliminar y citotoxicidad de extractos de hojas de Mesua nagassarium (Burm.f. )
Sikder, Al Amin; Kaisar, Mohammad A; Parvez, Masud; Hossian, A.K.M. Nawshad; Akhter, Farzana; Rashid, Mohammad A.
  • Sikder, Al Amin; State University of Bangladesh. Department of Pharmacy. Dhaka. BD
  • Kaisar, Mohammad A; University of Dhaka. Faculty of Pharmacy. Department of Pharmaceutical Chemistry. Dhaka. BD
  • Parvez, Masud; State University of Bangladesh. Department of Pharmacy. Dhaka. BD
  • Hossian, A.K.M. Nawshad; State University of Bangladesh. Department of Pharmacy. Dhaka. BD
  • Akhter, Farzana; State University of Bangladesh. Department of Pharmacy. Dhaka. BD
  • Rashid, Mohammad A; University of Dhaka. Faculty of Pharmacy. Department of Pharmaceutical Chemistry. Dhaka. BD
Bol. latinoam. Caribe plantas med. aromát ; 10(1): 83-87, ene. 2011. tab
Article in English | LILACS | ID: lil-686903
ABSTRACT
In the present study the in vitro antimicrobial activity, along with minimum inhibitory concentration (MIC) and minimum bactericidal concentration (MBC), of different extracts of leaves of Mesua nagassarium were evaluated against 13 pathogenic microorganisms. The methanol extract and its pet-ether and carbon tetrachloride soluble fractions showed the highest antimicrobial activity. The carbon tetrachloride soluble fraction showed the maximum inhibition zone of 24.33 mm against Bacillus megaterium with MIC and MBC values of 7.81 ug/ml and 250 ug/ml, respectively. Ciprofloxacin (30 ug/disc) was used as standard antimicrobial agent. In the Brine shrimp lethality bioassay, the crude methanol extract and its carbon tetrachloride soluble fraction showed significant cytotoxicity with LC50 of 2.99 and 1.74 ug/ml, respectively as compared vincristine sulphate (LC50 value 0.543 ug/ml).
RESUMEN
En el presente estudio se evaluó la actividad antimicrobiana in vitro, incluyendo la concentración inhibitoria mínima (CIM) y la concentración bactericida mínima (CBM), de diferentes extractos obtenidos de hojas de Mesua nagassarium en 13 microorganismos patógenos. El extracto metanólico y sus fracciones solubles en éter de petróleo y tetracloruro de carbono, mostraron la mayor actividad antimicrobiana. La fracción de compuestos solubles en tetracloruro de carbono mostró la zona de inhibición máxima de 24.33 mm en Bacillus megaterium con valores de CIM y and CBM de 7.81 ug/ml y 250 ug/ml, respectivamente. Como agente antimicrobiano estándar se utilizó ciprofloxacina (30 ug/disco). En el bioensayo de mortalidad de Brine shrimp el extracto metanólico y su fracción soluble en tetracloruro de carbono mostraron importante citotoxicidad con CL50 de 2.99 y 1.74 ug/ml, respectivamente, comparadas con el sulfato de vincristina (CL50 0.543 ug/ml).
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Bacteria / Plant Extracts / Plant Leaves / Ferns / Anti-Bacterial Agents Language: English Journal: Bol. latinoam. Caribe plantas med. aromát Journal subject: Botany / Medicine / Plantas Medicinais / Terapias Complementares Year: 2011 Type: Article Affiliation country: Bangladesh Institution/Affiliation country: State University of Bangladesh/BD / University of Dhaka/BD

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Full text: Available Index: LILACS (Americas) Main subject: Bacteria / Plant Extracts / Plant Leaves / Ferns / Anti-Bacterial Agents Language: English Journal: Bol. latinoam. Caribe plantas med. aromát Journal subject: Botany / Medicine / Plantas Medicinais / Terapias Complementares Year: 2011 Type: Article Affiliation country: Bangladesh Institution/Affiliation country: State University of Bangladesh/BD / University of Dhaka/BD