Research Topics

Claudia Caltagirone


Affiliation: University of Cagliari
Country: Italy


  1. Casula A, Llopis Lorente A, Garau A, Isaia F, Kubicki M, Lippolis V, et al. A new class of silica-supported chromo-fluorogenic chemosensors for anion recognition based on a selenourea scaffold. Chem Commun (Camb). 2017;53:3729-3732 pubmed publisher
    ..Moreover, when L is loaded into functionalised mesoporous silica nanoparticles an increase in the selectivity towards S2- occurs via a selective fluorescence response. ..
  2. Montis R, Bencini A, Coles S, Conti L, Fusaro L, Gale P, et al. Fluoride binding by an anionic receptor: tuning the acidity of amide NH groups for basic anion hydrogen bonding and recognition. Chem Commun (Camb). 2019;55:2745-2748 pubmed publisher
    ..The proposed systems represent a unique example of anionic receptors able to bind anions via H-bonding. ..
  3. Caltagirone C, Bettoschi A, Garau A, Montis R. Silica-based nanoparticles: a versatile tool for the development of efficient imaging agents. Chem Soc Rev. 2015;44:4645-71 pubmed publisher
  4. Olivari M, Montis R, Karagiannidis L, Horton P, Mapp L, Coles S, et al. Anion complexation, transport and structural studies of a series of bis-methylurea compounds. Dalton Trans. 2015;44:2138-49 pubmed publisher
    ..The transport studies highlighted the possibility to use bis-methylureas to mediate Cl(-) transport across membranes. ..
  5. Murgia S, Falchi A, Meli V, Schillén K, Lippolis V, Monduzzi M, et al. Cubosome formulations stabilized by a dansyl-conjugated block copolymer for possible nanomedicine applications. Colloids Surf B Biointerfaces. 2015;129:87-94 pubmed publisher
  6. Casula A, Bazzicalupi C, Bettoschi A, Cadoni E, Coles S, Horton P, et al. Fluorescent asymmetric bis-ureas for pyrophosphate recognition in pure water. Dalton Trans. 2016;45:3078-85 pubmed publisher
    ..5% H2O) which also acts as a fluorimetric chemosensor for this anion. Interestingly, when L1 is included in cetyltrimethylammonium (CTAB) micelles, hydrogen pyrophosphate recognition can also be achieved in pure water. ..
  7. Bettoschi A, Ceglie A, Lopez F, Meli V, Murgia S, Tamburro M, et al. On the role of a coumarin derivative for sensing applications: Nucleotide identification using a micellar system. J Colloid Interface Sci. 2016;477:8-15 pubmed publisher
    ..Our results established the utility of the novel coumarin derivative fluorophore, supported by the simple and suitable micellar systems, as a tool for DNA sensing applications. ..
  8. Olivari M, Montis R, Berry S, Karagiannidis L, Coles S, Horton P, et al. Tris-ureas as transmembrane anion transporters. Dalton Trans. 2016;45:11892-7 pubmed publisher
    ..An interesting dependency of anion transport on the nature of the cation is evidence to suggest that a M(+)/Cl(-) cotransport process may also contribute to the release of chloride from the vesicles. ..
  9. Casula A, Begines P, Bettoschi A, Fernandez Bolaños J, Isaia F, Lippolis V, et al. Selenoureas for anion binding as molecular logic gates. Chem Commun (Camb). 2017;53:11869-11872 pubmed publisher
    ..Selenoureas are very versatile receptors for anion binding, capable of forming both mono- and bi-coordinated adducts at room temperature in solution. ..