Results 41 to 50 of about 3,642 (171)
Vanadium, nickel and porphyrins as tracers of secondary migration route of petroleum: Maracaibo Lake Basin, Venezuela</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Revista Técnica de la Facultad de Ingeniería</i>, 2007 </span><br><span class="r_content">Vanadio, níquel y porfirinas como trazadores de rutas de migración secundaria del petróleo: Cuenca del lago de Maracaibo, VenezuelaA model of secondary migration for the Marcelina (Paleocene) reservoir of the Alturitas oil field located in the Maracaibo ...</span><br><span class="r_sub"><i>Marcos Escobar<span id="ma_1" style="display:none">, Angel Da Silva, Vicmar Azuaje, Iván Esteves</span> <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_1')">+3 more</a></small></i></span><br><small><a href="https://doaj.org/article/a77b66017743494897adff804abc2fd2" target="_blank" rel="nofollow" title="doaj.org/article/a77b66017743494897adff804abc2fd2">doaj</a> </small> <br></div><div class="r"><p class="r_title"><a href="https://core.ac.uk/download/158828092.pdf" target="_blank" rel="nofollow">Xantenes and porphyrins, photoactivatable molecules used to control insect pests</a> <b><a href="http://ri.conicet.gov.ar/bitstream/11336/12805/1/CONICET_Digital_Nro.15826.pdf" target="_blank" rel="nofollow">[PDF]</a></b> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16">, 2011 </span><br><span class="r_content">Se analizaron dos sensibilizadores fotodinámicos, la Floxina B y la Hematoporfirina IX, como fotoinsecticidas de moscas plagas. Ambas sustancias adicionadas al alimento de las larvas presentaron alta toxicidad.</span><br><span class="r_sub"><i>Bochicchio, Pablo Alejandro<span id="ma_2" style="display:none">, Pujol Lereis, Luciana Mercedes, Rabossi, Alejandro</span> <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_2')">+2 more</a></small></i></span><br><small><a href="https://core.ac.uk/works/40898996" target="_blank" rel="nofollow" title="core.ac.uk/works/40898996">core</a> </small> <br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.1590/S0100-40422002000600014" target="_blank" rel="nofollow">Química de sistemas supramoleculares constituídos por porfirinas e complexos metálicos Chemistry of supramolecular systems containing porphyrins and metal complexes</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Química Nova</i>, 2002 </span><br><span class="r_content">Supramolecular chemistry is expected to keep a high developing pace in the next years, giving support to the advancement of molecular devices and nanotechnology.</span><br><span class="r_sub"><i>Koiti Araki, Henrique Eisi Toma</i></span><br><small><a href="https://doaj.org/article/22c45ec96c424eed8d53285b74cbe630" target="_blank" rel="nofollow" title="doaj.org/article/22c45ec96c424eed8d53285b74cbe630">doaj</a> </small> <div id="more_3" style="display:none"><a href="/sci_redir.php?doi=10.1590%2FS0100-40422002000600014" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.1590/S0100-40422002000600014'); alert('Copied the doi');">copy doi</a> <small>(10.1590/S0100-40422002000600014)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_3')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://core.ac.uk/download/161254570.pdf" target="_blank" rel="nofollow">La validez de la Láserfluorescencia y la dureza de la dentina como pruebas para el diagnóstico del límite cavitario : un estudio exvivo con marcadores de ADN</a> <b><a href="https://idus.us.es/bitstream/handle/11441/77517/TFG-BLANCA%20RAM%c3%8dREZ%20RUIZ..pdf?sequence=1&isAllowed=y" target="_blank" rel="nofollow">[PDF]</a></b> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16">, 2018 </span><br><span class="r_content">La dureza de la dentina es una prueba clínica aceptada universalmente para determinar el límite entre dentina cariada y sana, durante la preparación cavitaria. Sin embargo, este método depende del operador, del tipo de sonda y de la técnica.</span><br><span class="r_sub"><i>Ramírez Ruiz, Blanca del Rocío</i></span><br><small><a href="https://core.ac.uk/works/47927473" target="_blank" rel="nofollow" title="core.ac.uk/works/47927473">core</a> </small> <br></div><div class="r"><p class="r_title"><a href="https://www.executivebs.org/publishing.cl/avances-en-ciencias-e-ingenieria-vol-10-nro-1-ano-2019-articulo-5/" target="_blank" rel="nofollow">SÍNTESIS DE MESO-TETRAFENILPORFIRINA Y SU COMPLEJACIÓN CON METALES USANDO QUÍMICA VERDE</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Avances en Ciencias e Ingeniería</i>, 2019 </span><br><span class="r_content">En este trabajo se describe la preparación del ligando meso-tetrafenilporfirina y de tres de sus complejos metálicos, preparados por reacción con sales de Ni(II), Cu(II) y Zn(II), mediante procedimientos sintéticos enmarcados en la llamada “Química Verde”</span><br><span class="r_sub"><i>Sandra Rodríguez-Álvarez<span id="ma_5" style="display:none">, José M. Palazón, Rosa L. Dorta</span> <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_5')">+2 more</a></small></i></span><br><small><a href="https://doaj.org/article/895ac1d2dcc6494eb1ab1cffb404b3c6" target="_blank" rel="nofollow" title="doaj.org/article/895ac1d2dcc6494eb1ab1cffb404b3c6">doaj</a> </small> <br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.4336/2012.pfb.70.1" target="_blank" rel="nofollow">EPR and DRIFT spectroscopic characterization of humic fractions during composting of sawdust and paper mill sludge Caracterização espectroscópica (RPE e DRIFT) das frações húmicas durante a compostagem de lodo de fábrica de papel e serragem</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Pesquisa Florestal Brasileira</i>, 2012 </span><br><span class="r_content"><p>The spectroscopic characteristics (DRIFT, UV-visible and EPR) of humic fractions were studied during composting of sawdust and paper mill sludge.</span><br><span class="r_sub"><i>Claudia Maria Branco de Freitas Maia<span id="ma_6" style="display:none">, Cristiane Regina Budziak Fukamachi, Alessandro Piccolo, Antonio Sálvio Mangrich</span> <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_6')">+3 more</a></small></i></span><br><small><a href="https://doaj.org/article/79791235d67c41e7a5f1fec7ab1118cf" target="_blank" rel="nofollow" title="doaj.org/article/79791235d67c41e7a5f1fec7ab1118cf">doaj</a> </small> <div id="more_6" style="display:none"><a href="/sci_redir.php?doi=10.4336%2F2012.pfb.70.1" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.4336/2012.pfb.70.1'); alert('Copied the doi');">copy doi</a> <small>(10.4336/2012.pfb.70.1)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_6')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://doi.org/10.6035/uji.facsa.2017.1" target="_blank" rel="nofollow">Procesos de oxidación avanzada en el ciclo integral del agua</a> <b><a href="https://core.ac.uk/download/92991600.pdf" target="_blank" rel="nofollow">[PDF]</a></b> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16">, 2017 </span><br><span class="r_content">Ponències presentades a la I Jornada Técnica sobre Procesos de Oxidación Avanzada en el Ciclo
Integral del Agua celebrada a Castelló de la Plana el 15 de gener de 2016Amb més de 5000 hm3 depurats, més de 2900 EDAR en funcionament i un mercat que supera ...</span><br><span class="r_sub"><i>Berlanga Clavijo, José Guillermo<span id="ma_7" style="display:none">, Chiva Vicent, Sergio, Climent, Javier, Martinez Cuenca, Raul</span> <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_7')">+3 more</a></small></i></span><br><small><a href="https://core.ac.uk/works/44535454" target="_blank" rel="nofollow" title="core.ac.uk/works/44535454">core</a> </small> <div id="more_7" style="display:none"><a href="/sci_redir.php?doi=10.6035%2Fuji.facsa.2017.1" target="_blank" rel="nofollow">openaccessbutton.org (pdf)</a><br><a href="javascript:navigator.clipboard.writeText('10.6035/uji.facsa.2017.1'); alert('Copied the doi');">copy doi</a> <small>(10.6035/uji.facsa.2017.1)</small><br></div><small><a href="#" onClick="return toggle_div(this, 'more_7')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://core.ac.uk/download/55617743.pdf" target="_blank" rel="nofollow">Corantes naturais: uma alternativa aos indicadores de pH “convencionais”</a> <b><a href="http://repositorium.sdum.uminho.pt/bitstream/1822/18053/4/APE%20Resumo%20SPQ.pdf" target="_blank" rel="nofollow">[PDF]</a></b> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16">, 2011 </span><br><span class="r_content">Descrece-se a obtenção de extractos de diferentes vegetais, plantas e frutos e estabelece-se, para cada um, a respectiva escala de pH.Fundação para a Ciência e ...</span><br><span class="r_sub"><i>Esteves, Ana Paula<span id="ma_8" style="display:none">, Rodrigues, M. Amélia D.</span> <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_8')">+1 more</a></small></i></span><br><small><a href="https://core.ac.uk/works/9812246" target="_blank" rel="nofollow" title="core.ac.uk/works/9812246">core</a> </small> <br></div><div class="r"><p class="r_title"><a href="https://explore.openaire.eu/search/publication?articleId=od_______951%3A%3A44155a44d41a2ac9f78d9e61dee20bce" target="_blank" rel="nofollow">Normalne vrijednosti porfirina u urinu</a> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16"><i>Arhiv za higijenu rada i toksikologiju</i>, 1959 </span><br><span class="r_content">A brief review is given of the metabolism of porphyrin, the release and ratio of isomers in urine, and literature data on normal values and the causes of their variability. The analysis of coproporphyrin in urine is made in 150 healthy persons (75 men and 75 women). Higher values are observed in men. This difference is statistically insignificant.</span><br><span class="r_sub"><i>Đurić, D., Belamarić, T.</i></span><br><small><a href="https://explore.openaire.eu/search/publication?articleId=od_______951%3A%3A44155a44d41a2ac9f78d9e61dee20bce" target="_blank" rel="nofollow" title="openaire.eu/search/publication?articleId=od_______951%3A%3A44155a44d41a2ac9f78d9e61dee20bce">openaire</a> </small> <div id="more_9" style="display:none"><a href="https://hrcak.srce.hr/182994" target="_blank" rel="nofollow" title="hrcak.srce.hr/182994">hrcak.srce.hr</a><br> </div><small><a href="#" onClick="return toggle_div(this, 'more_9')">+1 more source</a></small><br></div><div class="r"><p class="r_title"><a href="https://core.ac.uk/download/71738962.pdf" target="_blank" rel="nofollow">Guillain-Barré Syndrome in Pediatric Age - Management Guidelines</a> <b><a href="http://repositorio.chlc.min-saude.pt/bitstream/10400.17/2110/1/Acta%20Pediatr%20Port%202011_42_33.pdf" target="_blank" rel="nofollow">[PDF]</a></b> </p><span class="r_subtitle"><img src="/img/openaccess.ico" alt="open access: yes" title="open access: yes" width="16" height="16">, 2011 </span><br><span class="r_content">O protocolo de actuação na Síndrome de Guillain-Barré em idade pediátrica foi elaborado com o intuito de rever as mais
recentes recomendações internacionais e de traçar linhas orientadoras de actuação.</span><br><span class="r_sub"><i>Figueiroa, S<span id="ma_10" style="display:none">, Gomes, S, Janeiro, P, Sampaio, MJ, Silva, R, Temudo, T</span> <small><a href="#" style="color:#808080;" onClick="return toggle_div(this, 'ma_10')">+5 more</a></small></i></span><br><small><a href="https://core.ac.uk/works/37270545" target="_blank" rel="nofollow" title="core.ac.uk/works/37270545">core</a> </small> <br></div><div class="r"><div style="margin-bottom:2px;overflow:hidden"><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-porphyrins/" class="suggestion"onclick="show_loader();"><b>porphyrins</b></a><br/><a href="/q-terapia_fotodin%C3%A2mica/" class="suggestion"onclick="show_loader();"><b>terapia fotodinâmica</b></a><br/><a href="/q-medicine/" class="suggestion"onclick="show_loader();"><b>medicine</b></a><br/></div><div style="display: inline-block; float: left; font-size: small; padding-right: 16px; margin-top: -1px; padding-bottom: 1px;"><a href="/q-chemistry/" class="suggestion"onclick="show_loader();"><b>chemistry</b></a><br/><a href="/q-alturitas/" class="suggestion"onclick="show_loader();"><b>alturitas</b></a><br/></div></div></div><div class="pagenav"><a href="/q-porfirinas/p-4/" rel="nofollow"><b>previous</b></a> <a href="/q-porfirinas/p-3/" rel="nofollow">3</a> <a href="/q-porfirinas/p-4/" rel="nofollow">4</a> <b>5</b> <a href="/q-porfirinas/p-6/" rel="nofollow">6</a> <a href="/q-porfirinas/p-7/" rel="nofollow">7</a> <a href="/q-porfirinas/p-6/" id="next" rel="nofollow"><b>next</b></a> </div><br></div>
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