Tatiana C. Penna; Thiago C. Correra*
Most methods for isomer differentiation by mass spectrometry rely on differential fragmentation patterns. Selective activation methods have been proved to be a powerful alternative, giving rise to advanced ion spectroscopy and other techniques that will be discussed.
Karen P. S. LopesI; Igor M. CavalcanteI; Raquel F. da SilvaI; Débora H. A. de BritoI; Lillian M. U. D. FechineI; Denise R. MoreiraI; Ícaro G. P. VieiraII; Francisco Vinícius Clemente S. AzulIII; Luzia K. A. M. LealIII; Maria E. N. P. RibeiroI,*; Nágila M. P. S. RicardoI,#
Mayra Aparecida NascimentoI; Jean Castro da CruzI; Marina Ferreira dos ReisI; Carolina Teixeira Costa AlpinoI; Cristiana Resende MarceloII; Guilherme Dias RodriguesIII; André Fernando de OliveiraI; Renata Pereira LopesI,*
Patrícia H. RibeiroI; Lêda R. A. FaroniI,*; Fernanda F. HelenoII; Maria E. L. R. de QueirozIII; Lucas H. F. PratesI
Tamires da Silva LimaI; Gabriel Bercley de Lima VitorinoI; Elaine Cristina Lima do NascimentoI; Carlos André de SouzaI; Daniel Lucas Dantas de FreitasII; Kássio Michell Gomes de LimaII; Andréa Monteiro Santana Silva BritoI,*
We achieved it through a PVC sensing phase with detection in the infrared and SIMCA classification, with an accuracy of 80%, aqueous that were not contaminated by 17β-estradiol, demonstrated a possible viability of the proposed screening method.
Yuzhen ZhaoI,*; Yang ZhaoI; Zhun GuoI; Xiaoxi KangI; Zongcheng MiaoI; Haiquan ZhangII
Henrique S. DornellesI,*; Fabrício MotteranII; Isabel K. SakamotoI; Maria A. T. AdornoI; Maria Bernadete A. VarescheI
The graphical abstract shows the analysis procedure in anaerobic reactors, with sample pre-treatment using Solid Phase Extraction cartridges (SPE) and subsequent determination in High Performance Liquid Chromatography (HPLC).
João Victor de Sousa Araujo*; Rejane Maria Pereira da Silva; Mariana Xavier Milagre; Caruline de Souza Carvalho Machado; Isolda Costa
Corrosion mechanism of the 2198-T8 Al-Cu-Li alloy immersed in an aggressive environment.
Shirley A. T. MoralesI; Mariana G. de AguilarI; Rafael C. G. PereiraI; Lucienir P. DuarteI,*; Grasiely F. SousaI; Djalma M. de OliveiraII; Fernanda C. G. EvangelistaIII; Adriano P. SabinoIII; Roberta O. VianaIV; Viviane S. AlvesIV and Sidney A. Vieira-FilhoV
Extracts and compounds from Maytenus distichophylla roots were submitted to biological tests. All samples reduced the viability of S. aureus. Three compounds showed potential cytotoxic activity and selectivity against THP-1 and K562 leukemic cells and low toxicity to PBMC cells.
Sun PengI,II,*; Gao YulingI,II; Zhang XiaolinIII; Yan RuiaII
Maria Villen-Guzman*; Maria del Mar Cerrillo-Gonzalez; Juan M. Paz-Garcia; Carlos Vereda-Alonso; Cesar Gomez-Lahoz; Jose M. Rodriguez-Maroto
Marcela Z. CorazzaI; Paula Mantovani dos SantosI,II; Mariana Gava SegatelliII; Arnaldo César PereiraIII; César R. T. TarleyII,IV,*
Giset Y. Sánchez Delgado*; Camila A. S. R. Condé; Hélio F. Dos Santos; Maribel Navarro#
Casiano A. DheinI; Deborah P. DickI,*; Andressa C. BenderII
Camila SilveiraI,*; Andressa de Souza FernandesI; Aline KundlatschII
Idália Helena S. EstevamI,*; Emmanuelle Ferreira R. SilvaII; Ana Paula dos S. SacramentoI
Carolina Sotério; Salete Linhares Queiroz*
Magalí GimenoI,II; Franco Martín ZanottoI,II,III,*
Luiz G. F. LopesI,II,*; Peter J. SadlerIII; Vânia Bernardes-GénissonIV,V; José J. G. MouraVI; Remi ChauvinIV,V; Paul V. BernhardtVII; Eduardo H. S. SousaI,II,#
Breno M. Marson; Victor Concentino; Allan M. Junkert; Mariana M. Fachi; Raquel O. Vilhena; Roberto Pontarolo*
On-line version ISSN 1678-7064 Printed version ISSN 0100-4042
QuÃmica Nova
Publicações da Sociedade Brasileira de QuÃmica
Caixa Postal: 26037
05513-970 São Paulo - SP
Tel/Fax: +55.11.3032.2299/+55.11.3814.3602
Free access