Browsing by Author "Herrera, David"

Now showing items 1-12 of 12

    • Antimicrobial therapy in periodontitis: the use of systemic antimicrobials against the subgingival biofilm 
      Herrera, David; Alonso, Bettina; León Berríos, Rubén; Roldán, Silvia; Sanz, Mariano (BLACKWELL, 2008-09)
      Objectives: The aim was to answer three relevant questions: can systemic antimicrobials be efficacious if the biofilm is not disrupted? Can the type of debridement of the subgingival biofilm impact upon the clinical outcomes ...
    • The Calan-Yale Deep Extragalactic Research (CYDER) survey: Optical properties and deep spectroscopy of ... 
      Treister, Ezequiel; Castander, Francisco J.; Maccarone, Thomas J.; Gawiser, Eric; Coppi, Paolo S.; Urry, C. Megan; Maza Sancho, José; Herrera, David; González, Valentino; Montoya, Carlos; Pineda Bravo, Pedro (IOP PUBLISHING, 2005-03-01)
      We present the first results from the Calan-Yale Deep Extragalactic Research (CYDER) survey. The main goal of this survey is to study serendipitous X-ray sources detected by Chandra in an intermediate flux range (10(-15) ...
    • Clustering of K-selected galaxies at 2 < z < 3.5: Evidence for a color-density relation 
      Quadri, Ryan; van Dokkum, Pieter; Gawiser, Eric; Franx, Marijn; Marchesini, Danilo; Lira Teillery, Paulina; Rudnick, Gregory; Herrera, David; Maza Sancho, José; Kriek, Mariska; Labbé, Ivo; Francke Henriquez, Harold (UNIV CHICAGO PRESS, 2007-01-01)
      We study the clustering properties of K-selected galaxies at 2 < z < 3:5 using deep multiwavelength imaging in three fields from the MUSYC survey. These are the first measurements to probe the spatial correlation function ...
    • The multiwavelength survey by Yale-Chile (MUSYC): Survey design and deep public UBVRIZ ' images and catalogs ... 
      Gawiser, Eric; van Dokkum, Pieter; Herrera, David; Maza Sancho, José; Castander, Francisco; Infante, Leopoldo; Lira Teillery, Paulina; Quadri, Ryan; Toner, Ruth; Treister, Ezequiel; Urry, C. Megan; Altmann, Martin; Assef, Roberto; Christlein, Daniel; Coppi, Paolo S.; Durán, María Fernanda; Franx, Marijn; Galaz, Gaspar, 1967-; Huerta, Leonor; Liu, Charles; López Morales, Sebastián; Méndez Bussard, René Alejandro; Moore, David C.; Rubio López, Mónica; Ruiz González, María Teresa; Toft, Sune; Yi, Sukyoung K. (UNIV CHICAGO PRESS, 2006-01)
      We present UBVRIz' optical images taken with MOSAIC on the CTIO 4 m telescope of the 0.32 deg(2) Extended Hubble Deep Field-South. This is one of four fields comprising the MUSYC survey, which is optimized for the study ...
    • The Multiwavelength Survey by Yale-Chile (MUSYC): Wide K-band imaging, photometric catalogs, clustering, ... 
      Blanc Mendiberri, Guillermo; Lira Teillery, Paulina; Barrientos, L. Felipe; Aguirre, Paula; Francke Henriquez, Harold; Taylor, Edward N.; Quadri, Ryan; Marchesini, Danilo; Infante, Leopoldo; Gawiser, Eric; Hall, Patrick B.; Willis, Jon P.; Herrera, David; Maza Sancho, José (UNIV CHICAGO PRESS, 2008-07-10)
      We present K-band imaging of two similar to 30' x 30' fields covered by the Multiwavelength Survey by Yale-Chile (MUSYC) Wide NIR Survey. The SDSS 1030+05 and Cast 1255 fields were imaged with the Infrared Side Port Imager ...
    • The physical nature of Ly alpha-emitting galaxies at z=3.1 
      Gawiser, Eric; van Dokkum, Pieter; Gronwall, Caryl; Ciardullo, Robin; Blanc Mendiberri, Guillermo; Castander, Francisco; Feldmeier, John; Francke Henriquez, Harold; Franx, Marijn; Haberzettl, Lutz; Herrera, David; Hickey, Thomas; Infante, Leopoldo; Lira Teillery, Paulina; Maza Sancho, José; Quadri, Ryan; Richardson, Alexander; Schawinski, Kevin; Schirmer, Mischa; Taylor, Edward N.; Treister, Ezequiel; Urry, C. Megan; Virani, Shanil N. (UNIV CHICAGO PRESS, 2006-05-01)
      We selected 40 candidate Ly alpha-emitting galaxies ( LAEs) at z similar or equal to 3.1 with observed-frame equivalent widths greater than 150 and inferred emission-line fluxes above 2.5 x 10(-17) ergs cm(-2) s(-1) from ...
    • THE PHYSICAL NATURE OF Lya-EMITTING GALAXIES AT zp 3.1 
      Gawiser, Eric; Van Dokkum, Pieter G.; Gronwall, Caryl; Ciardullo, Robin; Blanc Mendiberri, Guillermo; Castander, Francisco J.; Fieldmeier, John; Francke Henriquez, Harold; Franx, Marijn; Haberzettl, Lutz; Herrera, David; Hickey, Thomas; Infante, Leopoldo; Lira Teillery, Paulina; Maza Sancho, José; Quadri, Ryan; Richardson, Alexander; Schawinski, Kevin; Schirmer, Mischa; Taylor, Edward N.; Treister, Ezequiel; Urry, C. Megan; Virani, Shanil N. (2006-05-01)
      We selected 40 candidate Lya-emitting galaxies (LAEs) at z 3.1 with observed-frame equivalent widths greater than 150 and inferred emission-line fluxes above 2.5#10 17 ergs cm 2 s 1 from deep narrowband and °A broadband ...
    • Spectroscopic identification of massive galaxies at z similar to 2.3 with strongly suppressed star formation 
      Kriek, Mariska; van Dokkum, Pieter; Franx, Marijn; Quadri, Ryan; Gawiser, Eric; Herrera, David; Illingworth, Garth D.; Labbé, Ivo; Lira Teillery, Paulina; Marchesini, Danilo; Rix, Hans-Walter; Rudnick, Gregory; Taylor, Edward N.; Toft, Sune; Urry, C. Megan; Wuyts, Stijn (UNIV CHICAGO PRESS, 2006-10-01)
      We present first results of a spectroscopic survey targeting K-selected galaxies at using the Gemini z = 2.0 - 2.7 near-infrared spectrograph (GNIRS). We obtained near-infrared spectra with a wavelength coverage of 1.0 - ...
    • Star formation in distant red galaxies: Spitzer observations in the Hubble Deep Field-South 
      Webb, Tracy M. A.; van Dokkum, Pieter; Egami, Eiichi; Fazio, Giovanni; Franx, Marijn; Gawiser, Eric; Herrera, David; Huang, Jiasheng; Labbé, Ivo; Lira Teillery, Paulina; Marchesini, Danilo; Maza Sancho, José; Quadri, Ryan; Rudnick, Gregory; Werf, Paul van der (UNIV CHICAGO PRESS, 2006-01-01)
      We present Spitzer 24 mu m imaging of 1.5 < z < 2.5 distant red galaxies (DRGs) in the 10' x 10' extended Hubble Deep Field-South of the Multiwavelength Survey by Yale-Chile. We detect 65% of the DRGs with K-AB < 23.2 mag ...
    • Subgingival microbial profiles in chronic periodontitis patients from Chile, Colombia and Spain 
      Herrera, David; Contreras, Adolfo; Gamonal Aravena, Jorge Antonio; Oteo, Alfonso; Jaramillo, Adriana; Silva Steffens, Nora; Sanz, Mariano; Botero, Javier Enrique; León Berríos, Rubén (Blacwell Munksgaard, 2008-02)
      Aim: To investigate the subgingival microbiota of distinct periodontitis patient populations, in Chile, Colombia and Spain, using identical clinical and bacteriological methods. Material and Methods: In this multicentre ...
    • THE MULTIWAVELENGTH SURVEY BY YALE-CHILE (MUSYC): SURVEY DESIGN AND DEEP PUBLIC UBVRIz0 IMAGES AND CATALOGS ... 
      Gawiser, Eric; van Dokkum, Pieter; Herrera, David; Maza Sancho, José; Castander, Francisco; Infante, Leopoldo; Lira Teillery, Paulina; Quadri, Ryan; Toner, Ruth; Treister, Ezequiel; Urry, C. Megan; Altmann, Martín; Assef, Roberto; Christlein, Daniel; Coppi, Paolo; Durán, María Fernanda; Marijn, Franx; Galaz, Gaspar, 1967-; Huerta, Leonor; Charles, Liu; López Morales, Sebastián; Méndez Bussard, René Alejandro; Moore, David C.; Rubio López, Mónica; Ruiz González, María Teresa; Sune, Toft; Sukyoung K., Yi (IOP Publishing., 2006-01)
      We present UBVRIz0 optical images taken with MOSAIC on the CTIO 4 m telescope of the 0.32 deg2 Extended Hubble Deep Field–South. This is one of four fields comprising the MUSYC survey, which is optimized for the study ...
    • An X-ray-selected active galactic nucleus at z=4.6 discovered by the CYDER survey 
      Treister, Ezequiel; Castander, Francisco J.; Maccarone, Thomas J.; Herrera, David; Gawiser, Eric; Maza Sancho, José; Coppi, Paolo S. (UNIV CHICAGO PRESS, 2004-03-01)
      We present the discovery of a high-redshift, X-ray-selected active galactic nucleus (AGN) by the Calan-Yale Deep Extragalactic Research ( CYDER) survey: CXOCY J033716.7-050153, located at z=4.61, the second high-redshift ...