The planar –CH=CHC(=O)– fragment (r.m.s.deviation = 0.074 Å) demonhorns edge in the title compound, C18H18O5, connects the planar hydroxydimethoxyphenyl (r.m.s.deviation = 0.039 Å) and methoxylphenyl (r.m.s.deviation = 0.021 Å) parts.The central fragment forms a dihedral a
Given the concern over contact allergy risk associated with aromatherapy, information regarding the use of essential oils (EOs) is crucial for consumer dermal exposure assessment.In this study we mainly aim to describe the usage patterns of EOs among Chinese consumers to provide important data for exposure assessment to fragrance allergens in EOs.A
Industri batik printing memproduksi tekstil bermotif batik dengan cara menduplikasinya melalui mesin-mesin printing, sehingga proses pengerjaannya bisa lebih cepat serta harga jual yang lebih igora vibrance 6-12 murah dan ini memberikan ancaman bagi perkembangan batik asli.Ditambah lagi ketidaktahuan masyarakat dalam membedakan antara batik asli da
Abstract Background The aim is to assess the validity and reliability of transbronchial needle aspiration (TBNA) of mediastinal and hilar adenopathies and to evaluate factors predictive of TBNA outcome.Methods We performed an analysis of prospectively collected data of patients (n = 580) who underwent TBNA (n = 685) from January 1998 to December 20
This is a written version of the closing talk at the 22nd Los Alamos Stellar pulsation conference on wide field variability surveys.It comments on some of the issues which arise from the meeting.These include the need for attention to photometric standardization (especially in the infrared) and the somewhat controversial problem of statistical bias