Zobrazeno 1 - 10
of 10
pro vyhledávání: '"Oscar Osorno"'
Publikováno v:
Revista Colombiana de Química, Vol 23, Iss 1, Pp 63-72 (2010)
De la esponja marina Ágelas schmidti recolectada en la bahía de Santa Marta (Caribe Colombiano), se aisló por cromatografía en columna sobre silica gel la fracción esterólica. Los esteróles presentes en esta fracción fueron sometidos a Croma
Externí odkaz:
https://doaj.org/article/963c5903739d49619298a489ac3c4dfc
Publikováno v:
Revista Colombiana de Química, Vol 14, Iss 1 y 2, Pp 9-26 (2009)
Los complejos formados por unión hidrógeno en los sistemas 2,4,6 -Triclorofenol-Trietilamina y Pentaclorofenol-Trietilamina forma pares iónicos cuando se encuentran en un medio aromático y complejos normales cuando se encuentran en un medio no ar
Externí odkaz:
https://doaj.org/article/4534587f0e794da1b691e072a59a3105
Autor:
Oscar Osorno, Abel M. Forero, Leonardo Castellanos, Carmenza Duque, Sven Zea, Wilson Rodríguez, Freddy A. Ramos
Publikováno v:
Ocean and Coastal Research, Volume: 69, Article number: e21016, Published: 02 AUG 2021
Five demosponges belonging to the order Axinellida: Axinella corrugata, Dragmacidon alvarezae, Dragmacidon reticulatum, Ptilocaulis walpersi, Myrmekioderma rea and one sponge belonging to the order Scopalinida: Scopalina ruetzleri were analyzed to as
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d99bf35c1eebe010b0495cfad6c71c8b
https://doi.org/10.1590/2675-2824069.21-005wr
https://doi.org/10.1590/2675-2824069.21-005wr
Publikováno v:
Biochemical Systematics and Ecology. 46:101-107
N-Acyl homoserine lactones (AHLs or N-AHLs) are a class of signaling molecules involved in bacterial quorum sensing (qs) that have recently been proposed as mediators of the fouling process. In this study, we determined the presence of AHLs in the fo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::91a050c275052739c5dcbbba34ece348
https://doi.org/10.1016/j.bse.2012.09.010
https://doi.org/10.1016/j.bse.2012.09.010
Publikováno v:
Biochemical Systematics and Ecology. 38:774-783
The fatty acid composition of whole phospholipids from marine sponges collected from the Colombian Caribbean Sea was determined as part of our studies on the order Halichondrida: Halichondria magniconulosa , Halichondria lutea, Petromica ciocalyptoid
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::ac00fb7b55c61a868d99c28c2f2007d8
https://doi.org/10.1016/j.bse.2010.07.011
https://doi.org/10.1016/j.bse.2010.07.011
Autor:
Oscar Osorno, Noriyuki Hara, Hebelin Correa, Yoshinori Fujimoto, Teigo Asai, Carmenza Duque, Mónica Puyana, Andrea Arias, Leonardo Castellanos
Publikováno v:
Tetrahedron. 62:4205-4213
Chemical investigations of the MeOH–CH 2 Cl 2 extract of Pseudopterogorgia elisabethae specimens collected in the islands of San Andres and Providencia, Colombian Caribbean, yielded four new diterpenes ( 1 , 3 , 5 , 7 ) along with seco-pseudopteros
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8bd5761bf62b35b6e6fa9ba009a2d13e
https://doi.org/10.1016/j.tet.2006.02.032
https://doi.org/10.1016/j.tet.2006.02.032
Autor:
Mónica Puyana, Yoshinori Fujimoto, Carmenza Duque, Oscar Osorno, Noriyuki Hara, Ginna Alejandra Ordoñez Narváez
Publikováno v:
Tetrahedron. 60(No. 47):10627-10635
Seven new diterpene glycosides, pseudopterosins P (1), Q (2), R (3), S (4), T (5), U (6) and V (7) along with two known compounds PsG and PsK have been isolated from the methanol/dichloromethane extract of the gorgonian octocoral Pseudopterogorgia el
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ecd4d3b2a6528c5f836b3839729d512b
http://t2r2.star.titech.ac.jp/cgi-bin/publicationinfo.cgi?q_publication_content_number=CTT100498696
http://t2r2.star.titech.ac.jp/cgi-bin/publicationinfo.cgi?q_publication_content_number=CTT100498696
Publikováno v:
Journal of Chemical Ecology. 30:1183-1201
To determine pseudopterosin composition and concentration in colonies of Pseudopterogorgia elisabethae from the islands of San Andres and Providencia, we collected fragments of individual colonies at various sites and depth ranges around the islands.
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::82d782c418a4e0b72b8afb1ea29cecaa
https://doi.org/10.1023/b:joec.0000030271.73629.26
https://doi.org/10.1023/b:joec.0000030271.73629.26
Publikováno v:
Biochemical Systematics and Ecology. 31:1163-1183
To analyze and extract phylogenetic information from chemical characters, the 3b-hydroxysterol composition of 12 sponge species of various families of the Poriferan order Halichondrida (sensu lato), was determined. The current definition of the order
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::3773632ba69107c0afd46af348a8e153
https://doi.org/10.1016/s0305-1978(03)00017-6
https://doi.org/10.1016/s0305-1978(03)00017-6
Publikováno v:
Repositorio UN
Universidad Nacional de Colombia
instacron:Universidad Nacional de Colombia
Revista Colombiana de Química, Vol 23, Iss 1, Pp 63-72 (2010)
Universidad Nacional de Colombia
instacron:Universidad Nacional de Colombia
Revista Colombiana de Química, Vol 23, Iss 1, Pp 63-72 (2010)
De la esponja marina Ágelas schmidti recolectada en la bahía de Santa Marta (Caribe Colombiano), se aisló por cromatografía en columna sobre silica gel la fracción esterólica. Los esteróles presentes en esta fracción fueron sometidos a Cromat
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::a9cbf6389309adfa8f1ca1005e13b8a4
http://bdigital.unal.edu.co/20133/
http://bdigital.unal.edu.co/20133/
