Antitubercular constituents of Valeriana laxiflora.
- Jian-Qiao Gu, Yuehong Wang, S. Franzblau, G. Montenegro, Danzhou Yang, B. Timmermann
- ChemistryPlanta Medica
- 1 June 2004
Antitubercular bioassay-guided fractionation of the n-hexane- and CH (2)Cl (2)-soluble extracts of the above-ground biomass and roots of Valeriana laxiflora led to the isolation of a new…
Anthocyanin profiling of wild maqui berries (Aristotelia chilensis [Mol.] Stuntz) from different geographical regions in Chile.
- C. Fredes, G. Yousef, G. Montenegro
- Biology, MedicineThe Journal of the Science of Food and…
- 1 October 2014
Three maqui genotypes exhibited significantly higher anthocyanin content than the others, as measured by pH differential method and high-performance liquid chromatography-mass spectrometry and significant genetic diversity was noted within each ecological population.
Landscape Disturbance and Biodiversity in Mediterranean-Type Ecosystems
1 Landscape Disturbance in Mediterranean-Type Ecosystems: An Overview.- 2 From Biodiversity to Ecodiversity - Holistic Conservation of the Biological and Cultural Diversity of Mediterranean…
Quantification of mediterranean plant phenology and growth
- G. Montenegro
- Environmental Science
Cool, moist winters and hot, dry summers characterize the climate of Mediterranean-type ecosystems and Mediterranean shrublands are typical in these regions, i.e. scrub formations of woody shrubs with mainly evergreen assimilating organs and semi-sclerophyll to sclerophyLL leaf consistency.
Comparison of the total phenolic content, total anthocyanin content and antioxidant activity of polyphenol-rich fruits grown in chile
In the last 10 years, interest in research on polyphenol-rich fruit species has increased due to the potential health benefits of these species, mainly attributed to their high anthocyanin content…
Heavy metals and other trace elements contents in Chilean honey1
C. Fredes and G. Montenegro. 2006. Heavy metal and other trace elements contents in Chilean honey. Cien. Inv. Agr. (in English) 33(1):50-58. Forty seven honeys collected between IV and X…
POLYPHENOL CONTENT AND ANTIOXIDANT ACTIVITY OF MAQUI ( Aristoteliachilensis [MOLINA] STUNTZ) DURING FRUIT DEVELOPMENT AND MATURATION INCENTRAL CHILE
Maqui ( Aristotelia chilensis [Molina] Stuntz, Elaeocarpaceae) is a Chilean native species which produces small berries that are mainly collected from the wild. The health benefits of maqui fruit are…
Relation between composition, antioxidant and antibacterial activities and botanical origin of multifloral bee pollen
- P. Velásquez, Karina Rodriguez, M. Retamal, A. Giordano, Loreto M. Valenzuela, G. Montenegro
- 6 October 2017
The botanical origin of sixteen bee pollens from Chile with their phenolic, protein and carotenoid content, and antioxidant/antibacterial activities is related to show that the chemical properties of different beepollens are associated with the plant’ species from which each one was derived from.
Heavy metal and other trace elements contents in honey bee in Chile. Cien. Inv. Agr. (in English) 33(1):50-58.
Forty seven honeys collected between IV and X Administrative Region of Chile, were studied to determine the presence of the following 11 trace elements Al, Cd, Co, Cr, Cu, Fe, Mn, Ni, Pb, Sr and Zn.…
Host infection and flower formation by the parasite Tristerix aphyllus (Loranthaceae)
Tristerix aphyllus is able to invade its host as follows. As a seed germinates, the tip of the radicle swells and attaches to the host, forming a haustorium. Slender multiseriate filaments are…