Search Results - "WEIGEL, Stefan"

Nanomaterials for products and application in agriculture, feed and food by Peters, Ruud J.B., Bouwmeester, Hans, Gottardo, Stefania, Amenta, Valeria, Arena, Maria, Brandhoff, Puck, Marvin, Hans J.P., Mech, Agnieszka, Moniz, Filipa Botelho, Pesudo, Laia Quiros, Rauscher, Hubert, Schoonjans, Reinhilde, Undas, Anna K., Vettori, Maria Vittoria, Weigel, Stefan, Aschberger, Karin

“…Nanotechnology applications can be found in agricultural production, animal feed, food processing, food additives and food contact materials (hereinafter…”
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Characterization of Titanium Dioxide Nanoparticles in Food Products: Analytical Methods To Define Nanoparticles by Peters, Ruud J. B, van Bemmel, Greet, Herrera-Rivera, Zahira, Helsper, Hans P. F. G, Marvin, Hans J. P, Weigel, Stefan, Tromp, Peter C, Oomen, Agnes G, Rietveld, Anton G, Bouwmeester, Hans

“…Titanium dioxide (TiO2) is a common food additive used to enhance the white color, brightness, and sometimes flavor of a variety of food products. In this…”
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Development and validation of single particle ICP-MS for sizing and quantitative determination of nano-silver in chicken meat by Peters, Ruud J. B., Rivera, Zahira Herrera, van Bemmel, Greet, Marvin, Hans J. P., Weigel, Stefan, Bouwmeester, Hans

“…The application of nanomaterials is leading to innovative developments in industry, agriculture, consumer products, and food and related sectors. However, due…”
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International interlaboratory study for sizing and quantification of Ag nanoparticles in food simulants by single-particle ICPMS by Linsinger, Thomas P. J., Peters, Ruud, Weigel, Stefan

“…This publication describes the first international intercomparison of particle-size determination by single-particle inductively coupled plasma mass…”
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Presence of Nano-Sized Silica during In Vitro Digestion of Foods Containing Silica as a Food Additive by Peters, Ruud, Kramer, Evelien, Oomen, Agnes G, Herrera Rivera, Zahira E, Oegema, Gerlof, Tromp, Peter C, Fokkink, Remco, Rietveld, Anton, Marvin, Hans J. P, Weigel, Stefan, Peijnenburg, Ad A. C. M, Bouwmeester, Hans

“…The presence, dissolution, agglomeration state, and release of materials in the nano-size range from food containing engineered nanoparticles during human…”
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Co-Occurrence of Hypoglycin A and Hypoglycin B in Sycamore and Box Elder Maple Proved by LC-MS/MS and LC-HR-MS by El-Khatib, Ahmed H, Engel, Anna Maria, Weigel, Stefan

“…Hypoglycin A (HGA) and methylenecyclpropylglycine (MCPrG) are formed by some maple trees ( species) and have been associated with incidences of atypical…”
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State of the safety assessment and current use of nanomaterials in food and food production by Bouwmeester, Hans, Brandhoff, Puck, Marvin, Hans J.P., Weigel, Stefan, Peters, Ruud J.B.

“…Nanomaterials are developed for and applied in food, food additives, supplements and food contact materials. In an inventory of internet databases 140 products…”
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Anatomy and Physiology of Neurons in Layer 9 of the Chicken Optic Tectum by Kloos, Marinus, Weigel, Stefan, Luksch, Harald

“…Visual information in birds is to great extent processed in the optic tectum (TeO), a prominent laminated midbrain structure. Retinal input enters the TeO in…”
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Effects of carbon nanotubes on primary neurons and glial cells by Belyanskaya, Larisa, Weigel, Stefan, Hirsch, Cordula, Tobler, Ursina, Krug, Harald F., Wick, Peter

“…Carbon nanotubes (CNTs) are among the most promising novel nanomaterials and their unique chemical and physical properties suggest an enormous potential for…”
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Quantitative trace analysis of a broad range of antiviral drugs in poultry muscle using column-switch liquid chromatography coupled to tandem mass spectrometry by Berendsen, Bjorn J. A., Wegh, Robin S., Essers, Martien L., Stolker, Alida A. M., Weigel, Stefan

“…A liquid chromatography–tandem mass spectrometry method for the analysis of seven antiviral drugs, zanamivir, ribavirin, oseltamivir, oseltamivir carboxylate,…”
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NanoDefiner Framework and e-Tool Revisited According to the European Commission's Nanomaterial Definition 2022/C 229/01 by Brüngel, Raphael, Rückert, Johannes, Müller, Philipp, Babick, Frank, Friedrich, Christoph M, Ghanem, Antoine, Hodoroaba, Vasile-Dan, Mech, Agnieszka, Weigel, Stefan, Wohlleben, Wendel, Rauscher, Hubert

“…The new recommended definition of a nanomaterial, 2022/C 229/01, adopted by the European Commission in 2022, will have a considerable impact on European Union…”
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The occurrence of polycyclic aromatic hydrocarbons in Peking duck: Relevance to food safety assessment by Lin, Guo-fang, Weigel, Stefan, Tang, Billy, Schulz, Claudia, Shen, Jian-hua

“…► Peking duck is one of the most well-known Chinese dishes. ► The concentration of benzo(a)pyrene in Peking duck samples was detected at the level of 8.7μg/kg…”
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Surface microstructures on planar substrates and textile fibers guide neurite outgrowth: a scaffold solution to push limits of critical nerve defect regeneration? by Weigel, Stefan, Osterwalder, Thomas, Tobler, Ursina, Yao, Li, Wiesli, Manuel, Lehnert, Thomas, Pandit, Abhay, Bruinink, Arie

“…The treatment of critical size peripheral nerve defects represents one of the most serious problems in neurosurgery. If the gap size exceeds a certain limit,…”
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Synthesis and characterization of Zr- and Hf-doped nano-TiO2 as internal standards for analytical quantification of nanomaterials in complex matrices by Ellis, Laura-Jayne A., Papadiamantis, Anastasios G., Weigel, Stefan, Valsami-Jones, Eugenia

“…The reliable quantification of nanomaterials (NMs) in complex matrices such as food, cosmetics and biological and environmental compartments can be challenging…”
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A simple fluorescent double staining method for distinguishing neuronal from non-neuronal cells in the insect central nervous system by Loesel, Rudi, Weigel, Stefan, Bräunig, Peter

“…Being able to discriminate between neurons and non-neuronal cells such as glia and tracheal cells has been a major problem in insect neuroscience, because…”
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How reliably can a material be classified as a nanomaterial? Available particle-sizing techniques at work by Babick, Frank, Mielke, Johannes, Wohlleben, Wendel, Weigel, Stefan, Hodoroaba, Vasile-Dan

“…Currently established and projected regulatory frameworks require the classification of materials (whether nano or non-nano) as specified by respective…”
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Quantification of sixteen cannabinoids in hemp seed edible oils and the influence of thermal processing on cannabinoid contents and profiles by Lindekamp, Niklas, Triesch, Nadja, Rohn, Sascha, Weigel, Stefan

“…To investigate cannabinoid content and profiles, 16 cannabinoids were quantified in 30 commercial hemp seed edible oils. In addition, one hemp seed oil was…”
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Local cholinergic interneurons modulate GABAergic inhibition in the chicken optic tectum by Weigel, Stefan, Luksch, Harald

“…The chicken optic tectum (TeO) and its mammalian counterpart, the superior colliculus, are important sensory integration centers. Multimodal information is…”
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Cannabinoid contents in hemp teas and estimation of their transfer into tea infusions by Triesch, Nadja, Vijayakumar, Nansiya, Weigel, Stefan, These, Anja

“…This study focused on the investigation of cannabinoid profiles and contents of 23 different hemp teas and on the individual transfer of 16 cannabinoids from…”
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Analytical approaches for the characterization and quantification of nanoparticles in food and beverages by Mattarozzi, Monica, Suman, Michele, Cascio, Claudia, Calestani, Davide, Weigel, Stefan, Undas, Anna, Peters, Ruud

“…Estimating consumer exposure to nanomaterials (NMs) in food products and predicting their toxicological properties are necessary steps in the assessment of the…”
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