User profiles for R. Plaza

Ramon Plaza

Universidad Nacional Autonoma de Mexico
Verified email at mym.iimas.unam.mx
Cited by 670

Synthesis and characterization of spherical magnetite/biodegradable polymer composite particles

SA Gomez-Lopera, RC Plaza, AV Delgado - Journal of colloid and interface …, 2001 - Elsevier
A method for preparing colloidal particles formed by a magnetite nucleus and a biodegradable
poly(DL -lactide) polymer coating is first described. The method is based on the so-called …

Synthesis and characterization of poly (ethyl-2-cyanoacrylate) nanoparticles with a magnetic core

…, V Gallardo, SA Gómez-Lopera, RC Plaza… - Journal of Controlled …, 2001 - Elsevier
A method is described to prepare composite colloidal nanoparticles, consisting of a magnetic
core (magnetite) and a biodegradable polymeric shell (poly(ethyl-2-cyanoacrylate) or PE-2-…

The effect of growth and curvature on pattern formation

RG Plaza, F Sanchez-Garduno, P Padilla… - Journal of dynamics and …, 2004 - Springer
… A complex number λ ∈ C is in the spectrum of L if and only if there exists k ∈R and a scalar
… With no loss of generality, we took R=a=1. Numerical results are illustrated in Fig. 3 where …

Effects of spinal cord injury in heart rate variability after acute and chronic exercise: a systematic review

DB Buker, CC Oyarce, RS Plaza - Topics in Spinal Cord …, 2018 - meridian.allenpress.com
… It is described as the irregularity in time between each beat of a normal heart, evaluated as
the distance between each “R” wave in electrocardiography (RR interval, described as NN for …

Phenotype and natural history of elderly onset inflammatory bowel disease: a multicentre, case‐control study

…, M Charro, FJ Martínez‐Cerezo, R Plaza… - Alimentary …, 2018 - Wiley Online Library
Background Onset during old age has been reported in upto 10% of total cases of
inflammatory bowel disease ( IBD ). Aim To evaluate phenotypic characteristics and the use of …

Stability of cobalt ferrite colloidal particles. Effect of pH and applied magnetic fields

J De Vicente, AV Delgado, RC Plaza, JDG Durán… - Langmuir, 2000 - ACS Publications
… RC Plaza … In eq 3, ε r is the relative dielectric constant of the liquid, ε 0 is the permittivity of
the vacuum, … de Vicente, R. Hidalgo-Álvarez. Colloidal characterization of micron-sized rod-like …

Prevalence and factors associated with fatigue in patients with inflammatory bowel disease: a multicentre study

…, B Antolín-Melero, X Cortés, R Plaza… - Journal of Crohn's …, 2019 - academic.oup.com
Background and Aims The aims of this study were to determine the prevalence of fatigue in
patients with inflammatory bowel disease [IBD], to identify the factors associated with fatigue …

[HTML][HTML] Long-term outcomes of the global tuberculosis and COVID-19 co-infection cohort

…, Y Li, A Cruz, B Guelvez, RV Plaza… - European …, 2023 - Eur Respiratory Soc
Background Longitudinal cohort data of patients with tuberculosis (TB) and coronavirus
disease 2019 (COVID-19) are lacking. In our global study, we describe long-term outcomes of …

Long-term results of lunocapitate arthrodesis with scaphoid excision for SLAC and SNAC wrists

…, M Garcia-Elias, R Plaza - Journal of Hand Surgery …, 2009 - journals.sagepub.com
When treating the degenerative arthritis that follows scapholunate instability or scaphoid
pseudarthrosis, excision of the scaphoid must be combined with a stabilisation of the midcarpal …

Biogenesis, structure, and immune-suppressive effects of virus-like particles of a Drosophila parasitoid, Leptopilina victoriae

J Morales, H Chiu, T Oo, R Plaza, S Hoskins… - Journal of insect …, 2005 - Elsevier
Drosophila melanogaster larvae are attacked by virulent strains of parasitoid wasps.
Females of Leptopilina heterotoma produce virus-like particles (VLPs) that efficiently destroy …