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Biomedical subjects

C Boix

Publications and source records attributed to C Boix.

6 recordsLinked to original sources

[Therapeutic monoclonal antibodies: a little history, a lot of engineering, and... some clinical successes].

Thirty years after their discovery by Milstein and Köhler, monoclonal antibodies have now come of age as therapeutics. Nineteen monoclonal antibodies are on the market and/or have got authorization to be used for the treatment of severe diseases. Many technical efforts have been devoted over the last two decades to the generation of second generation mAbs with better affinities, decreased immunogenicity and optimized effector functions. The development of molecular engineering techniques applied to antibody molecules has also made it possible to design bi-specific antibodies and fusion molecules exhibiting different modules with bi-functional activities. The use of proteomics and genomics combined with phage display allows now the rapid selection of antibodies directed against new targets at a high rate. Many efforts are currently focused on the selection of high-responder patients, the optimization of antibody delivery, schemes of infusion, antibody pharmaco-kinetics and bio-distribution, as well as on a better control of the severe side-effects generated by some antibody treatments.

Animals↗

[Visuo-constructive disorders in periventricular leukomalacia].

INTRODUCTION: Cerebral palsy involves not only motor impairment but also the impairment of cognitive functions. Visuo spatial impairment has often been reported in preterm children with spastic diplegia due to periventricular leukomalacia. PATIENTS AND METHODS: Eight children with periventricular leukomalacia diagnosis. When examined their ages were between 3 and 13 years. RESULTS: We found visuo spatial anomalies in all subjects. These anomalies don't result in reading and writing learning difficulties. CONCLUSION: Constructional dyspraxia is frequently found in children with periventricular leukomalacia and correlates with reduction of peritrigonal white matter in parietal lobe.

Adolescent↗

Hyperconjugative Control by Remote Substituents of Diastereoselectivity in the Oxygenation of Hydrocarbons.

The oxidation of 2-substituted adamantanes (2) with TFDO (1) is reported. The data show a stereodifferentiation of the chemical environments induced by remote electron-withdrawing substituents which produces remarkable Z/E diastereoselectivity in the oxidation of the tertiary C(5)-H and C(7)-H bonds. The results show a bell-shaped correlation between the Z/E stereoselectivity and the substituent constant sigma(I), which is interpreted in terms of hyperconjugative stabilization of the diastereomeric transition states.

Journal Article↗

Do knowledge and attitudes about influenza and its immunization affect the likelihood of obtaining immunization?

A telephone survey was conducted on 190 patients in Barcelona, Spain, at high-risk for influenza to evaluate the relationship between their knowledge and attitudes toward influenza and influenza immunization and whether they received the immunization. A discriminant function correlates (r = 0.86) with the immunization behavior and predicts the behavior before flu immunization in 84% of cases if we know the previous immunization behavior and adequately classifies the behavior in 82% if we don't know it (r = 0.75). Modifiable factors that predict immunization are self-identification as high-risk, belief that the immunization will not cause discomfort, intention to be immunized, and physician assigned. Those not immunized had a prevalent feeling that the shot is not effective, that they are not susceptible to the illness, and that the health center does not offer satisfactory organization to provide immunization. Furthermore, they felt that they had received controversial information through the mass media. We therefore believe that health education activities regarding influenza immunization should be specifically directed to increasing awareness of those who belong to a high-risk group, as well as to emphasizing susceptibility to the illness and the innocuousness of the immunization.

Aged↗

[Compliance of antibiotic treatment in primary health care. Value of the personalized prescription].

A controlled clinical study was carried out in order to evaluate the efficacy of a personalized prescription as a measure to improve the fulfillment of a short course antibiotic treatment. 180 patients completed the study (96 in the active group and 88 in the control group) finding no differences in selected variables between the two groups. Evaluation of treatment fulfillment was performed with an interview and counting the pills, finding with this method that 57.94% of the patients fulfilled the treatment. Except for a higher incidence of adverse side effects in the control group (p less than 0.05) no other significant differences were found between the two groups. The interview showed a 37% sensibility and a 97% specificity, which was specially usefull in the detection of nonfulfillers. The correlation coefficient between both groups was 0.66 (p less than 0.001). Our results suggest that the personalized prescription does not improve the patient compliance achieved by a good verbal information in the short course antibiotic treatment.

Adult↗

[The contribution of the cerebellum to cognitive function in childhood].

INTRODUCTION: Cerebellum traditionally has been considered as a neural structure dedicated to motor control. Published studies in the last decades suggest that the cerebellum has an important role in behaviour and cognition specially in paediatric age. OBJECTIVE: We review the cerebellum role in cognitive function in developmental and acquired cerebellar pathology.

Brain Diseases↗