Vol. 19 No. 2

View Vol. 19 No. 2

Published: 2010-12-31

Presentación

Presentacion

Roberto Flores Arzú

5-6
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Original Research Papers

Study on essential oils and secondary metabolites in the species Lantana camara L., Lantana hispida HBK and Lantana trifolia L., of the Verbenaceae Family

O. Lara, C. Farfán, P. Jayes, M. Mérida, S.M. Cruz, F. Pérez

7-15
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2,11-Cyclized Cembranoids from the Mesoamerican Caribbean: Origin, Structure and Biological Activity

O. Cóbar

16-32
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Effects of hunting on the population viability of the Tapir (Tapirus bairdii) in Laguna Lachuá National Park, Guatemala.

M.. Garcia, E. Castillo, R. Leonardo, L. Garcia, I. Gómez

33-36
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Analysis of the distribution of aquatic macroinvertebrates at a detailed scale in the Lachuá, Cobán, AltaVerapaz ecoregion.

P. Garcia, C. Méndez

37-50
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Study on occupational exposure to formaldehyde in workers preparing corpses in funeral homes in Guatemala City

N. Cerna, M. Guzmán

51-67
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Impact of multimedia technology in the teaching of mathematics III, integral calculus: Case of the Faculty of Chemical Sciences and Pharmacy of the USAC

L. Reyes

68-74
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Screening for Congenital Adrenal Hyperplasia in newborns at the Hospital General San Juan de Dios

K. Armas, K. Lange

75-80
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Culture of a Guatemalan strain of Polyporus umbellatus Fr. in solid media and production of sclerotia In vitro

C. Rendon, O. Morales

81-86
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Description and comparison of microscopic structures of Boletus pinophilus Pilat and Dermek. from different origins of Guatemala, with respect to those described for Europe.

G. Che, R. Flores

87-92
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Production of fruiting bodies of native strains of the edible mushroom Asam (Schizophyllum commune Fr.)

C. Vargas, M. Bran, O. Morales, R. Cáceres, P. Huitz, W. Chamalé

93-98
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