@article{fdi:010079097, title = {{Q}uorum sensing inhibitory and antifouling activities of new bromotyrosine metabolites from the {P}olynesian sponge {P}seudoceratina n. sp.}, author = {{T}intillier, {F}. and {M}oriou, {C}. and {P}etek, {S}ylvain and {F}auchon, {M}. and {H}ellio, {C}. and {S}aulnier, {D}. and {E}kins, {M}. and {H}ooper, {J}. {N}. {A}. and {A}l-{M}ourabit, {A}. and {D}ebitus, {C}{\'e}cile}, editor = {}, language = {{ENG}}, abstract = {{F}our new brominated tyrosine metabolites, aplyzanzines {C}-{F} (1-4), were isolated from the {F}rench {P}olynesian sponge {P}seudoceratina n. sp., along with the two known 2-aminoimidazolic derivatives, purealidin {A} (5) and 6, previously isolated, respectively, from the sponges {P}sammaplysilla purpurea and {V}erongula sp. {T}heir structures were assigned based on the interpretation of their {NMR} and {HRMS} data. {T}he compounds exhibited quorum sensing inhibition ({QS}i) and antifouling activities against several strains of bacteria and microalgae. {T}o our knowledge, the {QS}i activity of this type of bromotyrosine metabolite is described here for the first time.}, keywords = {sponge ; {P}seudoceratina ; quorum sensing inhibitory activity ; antifouling ; {V}erongiida ; bromotyrosine ; {POLYNESIE} {FRANCAISE}}, booktitle = {}, journal = {{M}arine {D}rugs}, volume = {18}, numero = {5}, pages = {art. 272 [17 p.]}, year = {2020}, DOI = {10.3390/md18050272}, URL = {https://www.documentation.ird.fr/hor/fdi:010079097}, }