Search Results - "M.A. Costa"

The endocannabinoid anandamide induces apoptosis in cytotrophoblast cells: Involvement of both mitochondrial and death receptor pathways by Costa, M.A, Fonseca, B.M, Teixeira, N.A, Correia-da-Silva, G

“…Abstract Introduction A balanced proliferation, apoptosis and differentiation in trophoblast cells of the human placenta is crucial for a proper placental…”
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Integrated Buck-Flyback Converter as a High-Power-Factor Off-Line Power Supply by Alonso, J.M., Dalla Costa, M.A., Ordiz, C.

“…This paper investigates the integrated buck-flyback converter (IBFC) as a good solution for implementing low-cost high-power-factor ac-dc converters with fast…”
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A Single-Stage High-Power-Factor Electronic Ballast Based on Integrated Buck Flyback Converter to Supply Metal Halide Lamps by Dalla Costa, M.A., Alonso, J.M., Miranda, J.C., Garcia, J., Lamar, D.G.

“…In this paper, a novel single-stage electronic ballast with a high power factor is presented. The ballast circuit is based on the integration of a buck…”
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Investigation of a New Control Strategy for Electronic Ballasts Based on Variable Inductor by Alonso, J.M., Dalla Costa, M.A., Rico-Secades, M., Cardesin, J., Garcia, J.

“…In this paper, a new control method for electronic ballasts based on the use of a variable inductor is presented. The main goal is to perform the complete…”
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High-Voltage Power Supply for Ozone Generation Based on Piezoelectric Transformer by Alonso, J.M., Ordiz, C., Dalla Costa, M.A., Ribas, J., Cardesin, J.

“…Even though, nowadays, piezoelectric transformers (PTs) are only available with low power rating, there exist several low-power applications of ozone…”
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Role of ecto-NTPDases on UDP-sensitive P2Y6 receptor activation during osteogenic differentiation of primary bone marrow stromal cells from postmenopausal women by Noronha-Matos, J.B., Costa, M.A., Magalhães-Cardoso, M.T., Ferreirinha, F., Pelletier, J., Freitas, R., Neves, J.M., Sévigny, J., Correia-de-Sá, P.

“…This study aimed at investigating the expression and function of uracil nucleotide‐sensitive receptors (P2Y2, P2Y4, and P2Y6) on osteogenic differentiation of…”
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The psychoactive compound of Cannabis sativa , Δ9 -tetrahydrocannabinol (THC) inhibits the human trophoblast cell turnover by Costa, M.A, Fonseca, B.M, Marques, F, Teixeira, N.A, Correia-da-Silva, G

“…Highlights • THC inhibits the turnover of human trophoblasts. • THC prevents cell death and has an antioxidant effect in the syncytiotrophoblast. • THC…”
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Comparative Analysis and Experiments of Resonant Tanks for Magnetically Controlled Electronic Ballasts by Perdigao, M.S., Alonso, J.M., Dalla Costa, M.A., Saraiva, E.S.

“…This paper presents a comparative analysis and experiments of resonant tanks for magnetically controlled electronic ballasts, focusing on their behavior and…”
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268 Role of the Major Histocompatibility Complex (MHC) Class II Molecules Mediated Signalling in Melanoma Cells by Costantini, F, Costa, M.A, Barbieri, G

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Intravascular Frequency-Domain Optical Coherence Tomography Assessment of Atherosclerosis and Stent-Vessel Interactions in Human Carotid Arteries by JONES, M. R, ATTIZZANI, G. F, GIVEN, C. A, BROOKS, W. H, COSTA, M. A, BEZERRA, H. G

“…Carotid artery-related stroke is largely an embolic disease that has been correlated with inflammation, plaque rupture, and thrombus formation in "vulnerable"…”
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Novel anti-fibrotic effect of the UTP-sensitive P2Y11 receptor in rat cardiac myofibroblasts by Certal, M, Vinhas, A, Pinheiro, A.R, Ferreirinha, F, Costa, M.A, Correia-de-Sá, P

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Knowing and combating the enemy: a brief review on SARS-CoV-2 and computational approaches applied to the discovery of drug candidates by Serafim, Mateus S M, Gertrudes, Jadson C, Costa, Débora M A, Oliveira, Patricia R, Maltarollo, Vinicius G, Honorio, Kathia M

“…Since the emergence of the new severe acute respiratory syndrome-related coronavirus 2 (SARS-CoV-2) at the end of December 2019 in China, and with the urge of…”
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Optimization of the molecular detection assay of Salmonella (MDS®) for drag swab samples of aviaries by Titon, Maiara Cristine, Dezen, Diogenes, Costa, Paulo M A, Rizzotto, Douglas Wilian, Castanha, Sidiane Fatima, Millezi, Alessandra F

“…Detection of Salmonella sp. is important for the broiler chicken production chain because it is one microorganisms involved in food-borne diseases. Thus, this…”
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9309 POSTER Signalling of the Major Histocompatibility Complex (MHC) Class II Molecules in Melanoma Cells by Barbieri, G, Rimini, E, Costa, M.A

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Integrated Zeta-Flyback Electronic Ballast to Supply High-Intensity Discharge Lamps by Marchesan, T.B., Dalla-Costa, M.A., Alonso, J.M., do Prado, R.N.

“…This paper proposes a metal halide lamp electronic ballast based on the integration of zeta and flyback converters, which are used to achieve power factor…”
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A Novel Control Method for Piezoelectric-Transformer Based Power Supplies Assuring Zero-Voltage-Switching Operation by Alonso, J.M., Ordiz, C., Dalla Costa, M.A.

“…In this paper, a new control strategy that allows zero-voltage-switching (ZVS) operation of power converters using piezoelectric transformers (PTs) is…”
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1098 HCV RNA <15IU/ML AT WEEK 4 IS HIGHLY PREDICTIVE OF SVR AMONG HCV G2/3 PATIENTS RECEIVING PEGINTERFERON ALFA-2A/RBV: FINAL RESULTS FROM POTENTE STUDY by Cheinquer, H, Mendes, C.G.d.F, Lima, M.P.J.S, Ferraz, M.L, Parise, E.R, Ruiz, F, Gonzales, F.L, Reuter, T, Mendes-Corrêa, M.C, Ferreira, A, de Araújo, F.S.B, Costa, M.A, Martinelli, A.D.L.C, Marins, E.G

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261 Optical Coherence Tomography for Detection of Cardiac Allograft Vasculopathy (OCTCAV Study) by Khandhar, S.J, Yamamoto, H, Teuteberg, J.J, Shullo, M.A, Bezerra, H.G, Costa, M.A, Ramratnam, M, McNamara, D.M, Lee, J.S, Marroquin, O.C, Mulukutla, S.R, Toma, C

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Effect of film thickness in gelatin hybrid gels for artificial olfaction by Esteves, Carina, Santos, Gonçalo M C, Alves, Cláudia, Palma, Susana I C J, Porteira, Ana R, Filho, João, Costa, Henrique M A, Alves, Vitor D, Morais Faustino, Bruno M, Ferreira, Isabel, Gamboa, Hugo, Roque, Ana C A

“…Artificial olfaction is a fast-growing field aiming to mimic natural olfactory systems. Olfactory systems rely on a first step of molecular recognition in…”
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Si3N4-bioglass composites stimulate the proliferation of MG63 osteoblast-like cells and support the osteogenic differentiation of human bone marrow cells by Amaral, M, Costa, M.A, Lopes, M.A, Silva, R.F, Santos, J.D, Fernandes, M.H

“…The in vitro osteocompatibility of a novel Si3N4-bioglass composite (70-30% weight proportion) with improved mechanical properties (fracture toughness=4.4 MPa…”
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