We thank Prof. J.A. Eble, from the Institute for Physiological Chemistry and Pathobiochemistry, University of Münster, Germany for critical reading the manuscript. This work was supported by Convenio de Cooperación Bilateral CONCYTEC (Perú) - CNPq (Brazil), Grant 490269/2013-3 , Fundação de Amparo a Pesquisa do Estado de Minas Gerais (FAPEMIG, Brazil) and Programa Nacional de Innovación para la Competitividad y Productividad - Innóvate Perú (Contrato N° 131-FINCyT-IB-2013 ). This report is part of a dissertation for Doctoral Degree of Fanny Lazo to Post Graduate School in Biological Sciences, UNMSM.

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OBJECTIVE: To determine the characteristics of sexuality in women over 39 years in a region of the Peruvian jungle. MATERIALS AND METHODS: Survey of 25 questions on sexuality, with multiple, anonymous and voluntary 145 women> 40 years specific alternatives. RESULTS: One hundred twenty women adequately resolved the survey. 18.3% were menopausal; 45.8% two years ago did not enjoy sex with your partner, which correlated with age> 60. Those who still liked sex were married or cohabiting and generally <50 years. Factors associated with not enjoy sex, were lack of desire and dyspareunia. 38.3% wanted their sex life was like before. There was a close relationship between lack of desire and the negative answer to this question (p <0.001). CONCLUSIONS: Women Lamas left to find sexual pleasure between 50 and 60 years. For the sexual life, the fact of menstruation was not associated with sexual pl...

A. Yarleque, S. Campos, E. Escobar, F. Lazo, N. Sanchez, S. Hyslop, N. A. Marsh, P. J. Butterworth and R. G. Price. Isolation and characterization of a fibrinogen-clotting enzyme from venom of the snake Lachesis muta muta(Peruvian bushmaster). Toxicon27, 1189–1197, 1989.—A fibrinogen-clotting enzyme from the venom of the Peruvian bushmaster snake was purified to homogeneity by gel filtration on Sephadex G-100 followed by DEAE-cellulose ion-exchange chromatography using a linear ionic strength gradient with NaCl.