Leonardo dos Santos

ORCID: 0000-0003-3209-6054
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About
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Research Areas
  • Mesenchymal stem cell research
  • Tissue Engineering and Regenerative Medicine
  • Electrospun Nanofibers in Biomedical Applications
  • Cardiomyopathy and Myosin Studies
  • Sentiment Analysis and Opinion Mining
  • Linguistics and Discourse Analysis
  • Analytical Methods in Pharmaceuticals
  • Antibiotics Pharmacokinetics and Efficacy
  • Language, Metaphor, and Cognition
  • Congenital heart defects research
  • Anesthesia and Sedative Agents
  • Cardiac Fibrosis and Remodeling

Universidade de São Paulo
2009-2020

Universidade Federal de São Paulo
2009

Background Cardiac cell transplantation is compromised by low retention and poor graft viability. Here, the effects of co-injecting adipose tissue-derived stem cells (ASCs) with biopolymers on cardiac retention, ventricular morphometry performance were evaluated in a rat model myocardial infarction (MI). Methodology/Principal Findings 99mTc-labeled ASCs (1×106 cells) isolated from isogenic Lewis rats injected 24 hours post-MI using fibrin a, collagen (ASC/C), or culture medium (ASC/M) as...

10.1371/journal.pone.0012077 article EN cc-by PLoS ONE 2010-08-10

Cell therapy approaches for biologic cardiac repair hold great promises, although basic fundamental issues remain poorly understood. In the present study we examined effects of timing and routes administration bone marrow cells (BMC) post-myocardial infarction (MI) efficacy an injectable biopolymer scaffold to improve cell retention function.(99m)Tc-labeled BMC (6 x 10(6) cells) were injected by 4 different in adult rats: intravenous (IV), left ventricular cavity (LV), with temporal aorta...

10.1371/journal.pone.0006005 article EN cc-by PLoS ONE 2009-06-22

Plasma monitoring and pharmacokinetic assessment are important tools used in therapeutic control. Sufentanil is responsible for the hemodynamic stabilization of patients, providing better suppression neuroendocrine response compared to its analogue fentanyl. This study aims use plasma sufentanil patients undergoing cardiac surgery with extracorporeal circulation (ECC, group 1) or without ECC (group 2) assess pharmacokinetics compound. The 42 this received 0.5 μg/kg through bolus injection...

10.1055/s-0033-1343470 article EN Drug Research 2013-06-18

Grande parte dos estudos em Análise de Sentimento visam a classificar enunciados acordo com sua polaridade. A ironia se apresenta como um desafio essa área, visto que compreende inversão do sentido no texto. Por outro lado, o grande volume dados publicados nas Redes Sociais e as características gênero micropost chamam atenção estudiosos. Nesse artigo, propomos analisar padrões linguísticos identificados para detecção microposts Português, Inglês, Italiano Espanhol.

10.5753/reic.2020.1767 article PT Revista Eletrônica de Iniciação Científica em Computação 2020-11-18
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