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Träfflista för sökning "WFRF:(Löfgren Annika) srt2:(2020-2024)"

Search: WFRF:(Löfgren Annika) > (2020-2024)

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1.
  • Glantz, Maria, et al. (author)
  • Impact of protease and lipase activities on quality of Swedish raw milk
  • 2020
  • In: International Dairy Journal. - : Elsevier BV. - 0958-6946. ; 107
  • Journal article (peer-reviewed)abstract
    • An increasing demand for dairy products with long shelf-life is foreseen. A limiting factor for maintaining high quality of these products is the activity of spoilage enzymes during storage. Lipase and protease activities in Swedish raw milk at farm and dairy level were investigated, analysing milk samples from three geographical regions and two seasons. Lipase activity in milk at farm level was affected by regional and seasonal variations, whereas at dairy level only season had an effect. Lipase activity was positively correlated with ionic calcium. For protease activity, no effect of either region or season was seen. Degradation products, e.g., free fatty acids, peptides and plasmin proteolysis products, varied differently between season and geographical origin at both farm and dairy level. The results indicate that lipase and protease activities are important for raw milk quality, while ionic calcium might be a future indicator for milk fat stability.
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2.
  • Löfgren, Cathrine, et al. (author)
  • Ökat resursutnyttjande av plastförpackningar från on-the-go produkter
  • 2020
  • Reports (other academic/artistic)abstract
    • Projektet har identifierat behov, hinder och möjligheter för on-the-go förpackningar i hela värdekedjan. Aktuella krav och konsekvenser i gällande förpackningslagstiftning (Förordningen (2018:1462) om producentansvar för förpackningar, förordning (2016:1041) om plastbärkassar) och Avfallsförordning (2011:927) har inkluderats.Förslag på nya möjliga lösningar för minskad nedskräpning och för incitament att samla in och återvinna och återbruka fler förpackningar har arbetats fram genom workshops med relevanta aktörer i olika delar av värdekedjan.Tre koncept för en ökad materialåtervinning samt tre koncept för ökat återbruk av plastförpackningar från ”on-the-go”-produkter arbetades fram.Efter en urvalsprocess valdes ett koncept för ökad materialåtervinning (”Recycling generation and cities”) och ett koncept för ökat återbruk (Reuse generation) av plastförpackningar från ”on-the-go”-produkter för utvärdering.Det slutliga konceptet som togs fram för ökad materialåtervinning ger möjlighet till insamling och källsortering on-the-go, inom rimligt avstånd och med tydlig information om hur förpackningarna ska sorteras. Med pant som sporre för att återvinna. Det möjliggörs genom en app som dessutom underlättar för konsumenter att göra rätt. Appen laddas ner till konsumentens mobiltelefon i kombination med ett väl utbyggt källsorteringssystem på allmänna platser och med tydlig information på källsorteringsstationerna om hur förpackningarna ska sorteras. Ett digitalt pantsystem är förhållandevis billigt jämfört med dagens konventionella pantsystem, det skapar ekonomiska incitament för konsumenten att gå till en källsorteringsstation och som dessutom underlättar för konsument att göra rätt. Ett väl utbyggt källsorteringssystem med tydliga sorteringsinstruktioner ger också konsumenten möjlighet att inom rimligt avstånd kunna materialåtervinna sina förpackningar med höga materialåtervinningsnivåer och bra kvalitet på insamlat material som följd.Det slutliga konceptet för ökat återbruk bygger även den på en app som laddas ner till konsumentens mobiltelefon. Därefter registrerar konsumenten sig i appen och kan inhandla on-the-go mat i en flergångsförpackning i de restauranger och caféer etc som är anslutna till systemet och erbjuder dessa återbrukbara förpackningar. Efter förtäring ges information via appen till konsumenten om på vilka platser förpackningen kan återlämnas. Vid dessa platser scannas förpackningen med hjälp av mobiltelefonen och panten som betalades vid köptillfället betalas tillbaka.Under utvärderingen av koncepten analyserades:• Möjligheter för respektive koncept samt hur de kan realiseras• Hinder och hot för respektive koncept samt hur de kan övervinnas• Konsekvenser och ansvarsfrågan för respektive koncept• Potential för respektive koncept Utvärderingen resulterade i att ett antal ”knutar" identifierades som kan uppstå i de olika delarna av värdekedjan. Lösningar som behövs för att konceptet ska fungera enligt aktörerna i värdekedjan identifierades samt potentialen med respektive koncept.Utvärderingen visar att det finns en stor potential för att konceptet för ökad materialåtervinning ska fungera då konceptet leder till:• Att förpackningar ses som en resurs• Minskad nedskräpning• Positiv PR för Varumärkesägare (inget skräp med namn)• Ökad resurseffektiv användning av råvaror• Ökad cirkularitet• Ökad materialåtervinning med renare fraktioner Vissa förutsättningar som krävs är t.ex. nytt sätt att samarbeta för olika aktörer, ändrade beteenden hos konsumenter, information, utbildning och ny digital lösning av pantsystem. För konceptet med återbruk finns en potential under vissa förutsättningar. Något som rekommenderas för att underlätta en uppstart av konceptet är t.ex. att starta konceptet inom ett begränsat område såsom en nöjespark. Ett sätt att börja bygga en beteendeförändring och en ökad acceptans för återbruk. Innan dessa koncept kan implementeras krävs att de testas i verklig miljö, vilket vi planerar göra i Örnsköldsviks stadskärna under sommaren 2020.
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3.
  • Löfgren, Håkan, et al. (author)
  • Valuable everyday encounters in early childhood education : narratives from professionals
  • 2022
  • In: Early years. - : Routledge. - 0957-5146 .- 1472-4421. ; 42:4-5, s. 434-449
  • Journal article (peer-reviewed)abstract
    • This article presents professionals’ narratives about valuableencounters with young children in early childhood education(ECE) settings. The study aims to provide an in-depth perspectiveon how professionals talk about ethics in practice, and the valuesaddressed in the narratives. Initially, professionals in Swedish ECEsettings defined their understanding of a valuable encounter witha child and then used a digital app to self-register 10 such encountersduring one day. After the self-registration, we interviewed theprofessionals and they told us about the encounters they hadexperienced. We identified three themes concerning who was thefocus of the encounters: the professional, the child, or both reciprocally.By using a narrative approach and Nussbaum’s ethicaltheoretical perspective, we show how different rationales wereinterwoven in the stories and that situated emotions were enactedand reflected. Finally, we noticed that many valuable encounterstook place in ‘in-between spaces’. They were not planned for ororganised, but occurred spontaneously through professionals’ sensitiveemployment of an ethics in practice.
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4.
  • Manni, Annika, 1971-, et al. (author)
  • Discourses of outdoor play at new modern preschools
  • 2022
  • In: Conference proceedings. ; , s. 50-50
  • Conference paper (peer-reviewed)abstract
    • This study is part of a larger research project with the aim with to study how the outdoor environment and playgrounds affects children's physical activities and relational encounters with nature and peers. Previous research has shown the benefits of children's outdoor play in domains like; health, environmental engagement and care, as well as learning and meaning making. Preschool policy and practice is constantly balancing and combining school-like concepts and play (Pramling Samuelsson & Johansson, 2007). This study uses John Dewey's holistic and pragmatic perspective to study and analyse different notions of relational and experiential learning activities outdoors. In this particular study we have analyzed the interviews with teachers from 21 new and old preschools. A discourse analysis was carried out to uncover the different notions within different domains of outdoor play. The study is ethically motivated since it contributes knowledge about childrens' conditions in preschool in a time of change. The project has ethical approval for all steps of research. The findings show how the new preschool playgrounds has changed the use of the outdoor environments, the view on the preschool practice, and children in itself. There are more regulations on what children can or cannot do, as well as a strengthened focus on targeted learning in programmed areas. Potential risky-play are eliminated, and natural green areas are replaced either with artificial material or garden-like plants. The analyses open up for a critical discussion on what these changes in the modern preschools might mean for children of today.
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6.
  • Manni, Annika, 1971-, et al. (author)
  • Methodological development through critical reflections on a study focusing on daily valuable encounters in early childhood settings
  • 2022
  • In: Contemporary Issues in Early Childhood. - : SAGE Publications. - 1463-9491.
  • Journal article (peer-reviewed)abstract
    • This article focuses on the methodological experiences that emerged from a study investigating how teachers valued their daily encounters with children in early childhood education. Early childhood teachers often balance the demands of documentation with time spent with children, so have little time to reflect on their practice. Furthermore, participation in research projects tends to be both time-consuming and distracting from the practitioners’ perspective, without providing immediate opportunities for professional development. The purpose of this article is to elaborate on the use of a mixed-methods approach that combines a quantitative digital tool (an application) for collecting data with the use of short qualitative interviews in order to explore methodological aspects in educational research. The pros of this mixed-methods approach include flexibility, the instant overview of data, and the reflective potential offered to the participants, as well as the researchers. The teachers had the opportunity to ‘set the agenda’ when giving their own definitions of valuable encounters and then reflect on their experiences in their own words. This gave them a strong voice. The main risks of this method concern the dependence on technical devices and software. The authors argue that there is potential in the reflective methodology used in this study to bring research and practice closer in comprehensive knowledge creation. This methodology offers a respectful way to gather information from practice and simultaneously provide opportunities to change.
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7.
  • Manni, Annika, 1971-, et al. (author)
  • Places, spaces and encounters with nature–socio-material discourses in Swedish preschools
  • 2024
  • In: International Journal of Early Years Education. - : Routledge. - 0966-9760 .- 1469-8463.
  • Journal article (peer-reviewed)abstract
    • This article investigates views and discourses on outdoor play in preschool teachers talks about their playgrounds and outdoor practices in Swedish preschools. Included were a strategic sample of teachers from newer, larger preschool facilities with more programmed outdoor space, and teachers from older, more traditional facilities containing more nature. Through interviews with 38 teachers at 21 preschools and a thematic analysis inspired by socio-material theory, we identified three main themes: The meanings and limits of free outdoor play, the view on nature and children’s encounters with nature,and dangers and risks in the playground. Within these themes, we show how the teachers’ views construct discourses related to the outdoor educational places and spaces that are available. Furthermore, changes in preschool curricula as well as in the playground material and design are active agents in constructing discourses on outdoor play, including risks and limitations, beyond teachers’ own beliefs on children’s needs.
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8.
  • Nüssler, Emil K., et al. (author)
  • The tension-free vaginal tape operation : Is the inexperienced surgeon a risk factor? Learning curve and Swedish quality reference
  • 2021
  • In: Acta Obstetricia et Gynecologica Scandinavica. - : John Wiley & Sons. - 0001-6349 .- 1600-0412. ; 100:3, s. 471-479
  • Journal article (peer-reviewed)abstract
    • Introduction: To reduce the risk of avoidable damage to the patient when training surgeons, one must predefine what standards to achieve, as well as supervise and monitor trainees' performance. The aim of this study is to establish a quality reference, to devise comprehensive tension-free vaginal tape (TVT) learning curves and to compare trainees' results to our quality reference.Material and methods: Using the Swedish National Quality Register for Gynecologic Surgery, we devised TVT learning curves for all Swedish TVT trainees from 2009 to 2017, covering their first 50 operations. These outcomes were compared with the results of Sweden's most experienced TVT surgeons for 14 quality variables.Results: In all, 163 trainees performed 2804 operations and 40 experienced surgeons performed 3482 operations. For our primary outcomes - perioperative bladder perforations and urinary continence after 1 year - as well as re-admission, re-operation and days to all daily living activities, there was no statistically significant difference between trainees and experienced surgeons at any time. For the first 10 trainee operations only, there were small differences in favor of the experienced surgeons: patient-reported minor complications after discharge (14% vs 18.4%, P = .002), 1-year patient-reported improvement (95.9% vs 91.8%, P < .000), and patient satisfaction (90.9% vs 86.2%, P = .002). For both trainee operations 1-10 and 11-50, compared with experienced surgeons, operation time (33.8 vs 22.2 min, P < .000; 28.3 vs 22.2 min, P < .000) and hospital stay time (0.16 vs 0.06 days, P < .001; 0.1 vs 0.06 days, P < .001) were longer, perioperative blood loss was higher (27.7 vs 24.4 mL, P = .001; 26.5 vs 24.4 mL, P = .004), and patient-reported catheterization within 8 weeks was higher (3.9% vs 1.8%, P < .000; 2.5% vs 1.8%, P = .001). One-year voiding difficulties for trainee patients (operations 1-10:14.2%, P = .260; operations 11-50:14.5%, P = .126) were comparable to the experienced surgeons (12.4%).Conclusions: There is a learning curve for several secondary outcomes but the small effect size makes it improbable that the difference has clinical significance. Our national Swedish results show that it is possible to train new TVT surgeons without exposing patients to noteworthy extra risk and achieve results which are equivalent to the most experienced Swedish surgeons.
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