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The putative phosphate transporter PitB (PP1373) is involved in tellurite uptake in Pseudomonas putida KT2440
(2020)
Tellurium oxyanions are chemical species of great toxicity and their presence in the environment has increased because of mining industries and photovoltaic and electronic waste. Recovery strategies for this metalloid that ...
Derivados del 9,10-Dihidrofenantreno
(1970)
La siguiente tesis de licenciatura muestra un estudio de los productos sintéticos obtenidos por la condensación aldólica Schmidt - Claisen de la acetona con la fenantrenoquinona por medios espectroscópicos.
Boron adsorption to ferrihydrite with implications for surface speciation in soils: Experiments and modeling
(2020-07-29)
The adsorption and desorption of boric acid onto reactive materials such as metal (hydr)oxides and natural organic matter are generally considered to be controlling processes for the leaching and bioavailability of boron ...
Síntesis y evaluación de complejos de cobre (I/II) con ligandos polipiridínicos como mediadores redox en celdas solares sensibilizadas con tintes
(2020)
En las celdas solares sensibilizadas con tintes (DSSCs), el mediador redox en el electrolito permite la transferencia de cargas al regenerar las moléculas del tinte durante su operación. Se sintetizaron y caracterizaron ...
Essential oils of Baccharis trinervis (Asteraceae) from Costa Rica
Constituyentes de los aceites esenciales de Baccharis trinervis (Asteraceae) de Costa Rica
(2017)
Baccharis is an Asteraceae genus of flowering plants, which has about 340 to 400 species, ranging from the Southern United States to the Southern extreme of Argentina and Chile through Central America and the Caribbean ...
Field trip to Costa Rica: The search for cobalt!
(2016-06-27)
Este blog describe las actividades académicas de los integrantes del Geomicro Group de la University of Manchester, Reino Unido, liderado por el Prof. Jonathan Lloyd.
Esta publicación en particular, fue escrita por Agustín ...
Naproxen degradation test to monitor Trametes versicolor activity in solid-state bioremediation processes
(2010-07-15)
The white-rot fungus Trametes versicolor has been studied as a potential agent for the removal of envi ronmental pollutants. For long-time solid-phase bioremediation systems a test is required to monitor the
metabolic ...
Ternary complex formation of phosphate with Ca and Mg ions binding to ferrihydrite: Experiments and mechanisms
(2020-03-25)
Calcium (Ca) and magnesium (Mg) are the most abundant alkaline-earth metal ions in nature, and their interaction with ferrihydrite (Fh) affects the geochemical cycling of relevant ions, including phosphate (PO4). The ...
Flavonoid and other constituents of Bauhinia manca
(1988)
Phytochemical analysis of the stem of Bauhiniu munca yielded 63 compounds, among them six new natural products. Major constitutents were found to be 3-0-galloylepicatechin, gallic acid, cinnamic acid, /3-sitosterol and its ...