Search Results - "Hakala, S."

The seasonal cycle of ice-nucleating particles linked to the abundance of biogenic aerosol in boreal forests by Schneider, Julia, Höhler, Kristina, Heikkilä, Paavo, Keskinen, Jorma, Bertozzi, Barbara, Bogert, Pia, Schorr, Tobias, Umo, Nsikanabasi Silas, Vogel, Franziska, Brasseur, Zoé, Wu, Yusheng, Hakala, Simo, Duplissy, Jonathan, Moisseev, Dmitri, Kulmala, Markku, Adams, Michael P, Murray, Benjamin J, Korhonen, Kimmo, Hao, Liqing, Thomson, Erik S, Castarède, Dimitri, Leisner, Thomas, Petäjä, Tuukka, Möhler, Ottmar

“…Ice-nucleating particles (INPs) trigger the formation of cloud ice crystals in the atmosphere. Therefore, they strongly influence cloud microphysical and…”
Get full text

High level of fecal calprotectin at age 2 months as a marker of intestinal inflammation predicts atopic dermatitis and asthma by age 6 by Orivuori, L., Mustonen, K., de Goffau, M. C., Hakala, S., Paasela, M., Roduit, C., Dalphin, J.-C., Genuneit, J., Lauener, R., Riedler, J., Weber, J., von Mutius, E., Pekkanen, J., Harmsen, H. J. M., Vaarala, O.

“…Summary Background Gut microbiota and intestinal inflammation regulate the development of immune‐mediated diseases, such as allergies. Fecal calprotectin is a…”
Get full text

Direct analysis of glucuronides with liquid chromatography-mass spectrometric techniques and methods by Ketola, Raimo A, Hakala, Kati S

“…Glucuronidation is one of the main phase II metabolic reactions in humans and animals. A variety of analytical techniques and methods have been used for the…”
Get more information

Observed coupling between air mass history, secondary growth of nucleation mode particles and aerosol pollution levels in Beijing by Hakala, S, Vakkari, V, Bianchi, F, Dada, L, Deng, C, Dällenbach, K. R, Fu, Y, Jiang, J, Kangasluoma, J, Kujansuu, J, Liu, Y, Petäjä, T, Wang, L, Yan, C, Kulmala, M, Paasonen, P

“…Atmospheric aerosols have significant effects on the climate and on human health. New particle formation (NPF) is globally an important source of aerosols but…”
Get full text

Remote technology as a tool for cardiac rehabilitation by Piirainen, A, Ravanne, A, Hakala, S, Kivistö, H, Sjögren, T

Get full text

Blood pressure and mortality in an older population : A 5-year follow-up of the Helsinki Ageing Study by HAKALA, S.-M, TILVIS, R. S, STRANDBERG, T. E

“…Hypertension is an established risk factor of cardiovascular diseases, and in clinical studies its treatment has reduced cardiovascular complications in…”
Get full text

Development of LC/MS/MS Methods for Cocktail Dosed Caco-2 Samples Using Atmospheric Pressure Photoionization and Electrospray Ionization by Hakala, Kati S, Laitinen, Leena, Kaukonen, Ann Marie, Hirvonen, Jouni, Kostiainen, Risto, Kotiaho, Tapio

“…Good reliability of Caco-2 permeability studies requires competent sampling and analytical methods to ensure the comparability of day-to-day experiments. In…”
Get full text

Influence of Thaxtomins in Different Combinations and Concentrations on Growth of Micropropagated Potato Shoot Cultures by Hiltunen, Lea H, Laakso, Into, Chobot, Vladimír, Hakala, Kati S, Weckman, Anja, Valkonen, Jari P. T

“…Plant-pathogenic Streptomyces species produce a variety of different phytotoxic 4-nitroindol-3-yl-containing 2,5-dioxopiperazines (thaxtomins) that induce scab…”
Get full text

Determinants and significance of declining blood pressure in old age. A prospective birth cohort study by Hakala, S.-M., Tilvis, R.S.

“…Aims To investigate the changes in blood pressure and their causes in an elderly population. Methods Orthostatic blood pressure measurements were performed in…”
Get full text

Feasibility of different mass spectrometric techniques and programs for automated metabolite profiling of tramadol in human urine by Hakala, Kati S., Kostiainen, Risto, Ketola, Raimo A.

“…The purpose of the study was to determine the advantages of different mass spectrometric instruments and commercially available metabolite identification…”
Get full text

Postural hypotension and dizziness in a general aged population: a four-year follow-up of the Helsinki Aging Study by Tilvis, R S, Hakala, S M, Valvanne, J, Erkinjuntti, T

“…To evaluate the frequency, risk factors, and prognostic significances of postural hypotension (PH) and dizziness on postural testing (DPT). A prospective…”
Get more information

Case-control study of factors associated with arthritis detected at slaughter in pigs from 49 farms by Heinonen, M., Hakala, S., Hämeenoja, P., Murro, A., Kokkonen, T., Levonen, K., Peltoniemi, O. A. T.

“…Data were collected on the housing, management and disease factors in the weaning and finishing units of 49 integrated pig herds, 24 of them with a high…”
Get full text

Need and sequence of large joint replacements in rheumatoid arthritis. A 25-year follow-up study by PALM, T. M, KAARELA, K, HAKALA, M. S, KAUTIAINEN, H. J, KRÖGER, H. P. J, BELT, E. A

“…The aim of the present study was to evaluate the number and sequence of large joint replacements (LJR) performed in long-term rheumatoid arthritis (RA) from an…”
Get full text

Rapid simultaneous determination of metabolic clearance of multiple compounds catalyzed in vitro by recombinant human UDP-glucuronosyltransferases by Hakala, Kati S., Suchanova, Bohumila, Luukkanen, Leena, Ketola, Raimo A., Finel, Moshe, Kostiainen, Risto

“…The purpose of this study was to test the applicability of n-in-one (cocktail) incubations in the determination of intrinsic clearance ( Cl int) as the slope…”
Get full text

Characterization of metabolites of sibutramine in primary cultures of rat hepatocytes by liquid chromatography-ion trap mass spectrometry by Hakala, Kati S, Link, Marek, Szotakova, Barbora, Skalova, Lenka, Kostiainen, Risto, Ketola, Raimo A

“…Liquid chromatography-ion trap mass spectrometry was used for the detection and structural characterization of metabolites of the anti-obesity drug…”
Get full text

New particle formation at urban and high-altitude remote sites in the south-eastern Iberian Peninsula by Casquero-Vera, Juan Andrés, Lyamani, Hassan, Dada, Lubna, Hakala, Simo, Paasonen, Pauli, Román, Roberto, Fraile, Roberto, Petäjä, Tuukka, Olmo-Reyes, Francisco José, Alados-Arboledas, Lucas

“…A substantial fraction of the atmospheric aerosols originates from secondary new particle formation (NPF), where atmospheric vapours are transformed into…”
Get full text

Influence of organic aerosol molecular composition on particle absorptive properties in autumn Beijing by Cai, Jing, Wu, Cheng, Wang, Jiandong, Du, Wei, Zheng, Feixue, Hakala, Simo, Fan, Xiaolong, Chu, Biwu, Yao, Lei, Feng, Zemin, Liu, Yongchun, Sun, Yele, Zheng, Jun, Yan, Chao, Bianchi, Federico, Kulmala, Markku, Mohr, Claudia, Daellenbach, Kaspar R

“…Organic aerosol (OA) is a major component of fine particulate matter (PM), affecting air quality, human health, and the climate. The absorptive and reflective…”
Get full text

Size-resolved particle number emissions in Beijing determined from measured particle size distributions by Kontkanen, Jenni, Deng, Chenjuan, Fu, Yueyun, Dada, Lubna, Zhou, Ying, Cai, Jing, Daellenbach, Kaspar R, Hakala, Simo, Kokkonen, Tom V, Lin, Zhuohui, Liu, Yongchun, Wang, Yonghong, Yan, Chao, Petäjä, Tuukka, Jiang, Jingkun, Kulmala, Markku, Paasonen, Pauli

“…The climate and air quality effects of aerosol particles depend on the number and size of the particles. In urban environments, a large fraction of aerosol…”
Get full text

Sertraline-induced panic attacks by CATALANO, G, HAKALA, S. M, CATALANO, M. C

“…Sertraline is a selective serotonin reuptake inhibitor that is approved by the U.S. Food and Drug Administration for the treatment of major depression,…”
Get full text

Measurement report: New particle formation characteristics at an urban and a mountain station in northern China by Zhou, Ying, Hakala, Simo, Yan, Chao, Gao, Yang, Yao, Xiaohong, Chu, Biwu, Chan, Tommy, Kangasluoma, Juha, Gani, Shahzad, Kontkanen, Jenni, Paasonen, Pauli, Liu, Yongchun, Petäjä, Tuukka, Kulmala, Markku, Dada, Lubna

“…Atmospheric new particle formation (NPF) events have attracted increasing attention for their contribution to the global aerosol number budget and therefore…”
Get full text