Results 21 to 30 of about 7,285 (139)

Q&A: What are pathogens, and what have they done to and for us?

open access: yesBMC Biology, 2017
Microbes are found on us, within us and around us. They inhabit virtually every environment on the planet and the bacteria carried by an average human, mostly in their gut, outnumber human cells. The vast majority of microbes are harmless to us, and many
Francois Balloux, Lucy van Dorp
doaj   +1 more source

Cartografía del tsunami inmobiliario: el movimiento urbano popular y los vínculos urbano-rurales del boom inmobiliario en la ciudad de México

open access: yesEspiral, 2019
La Ciudad de México constituye una vasta concentración de fuerza de trabajo y medios de producción que representa una formidable capacidad de extracción de ganancias, y requiere de una compleja gestión para su control. En los últimos años, la batalla por
Adrián Flores
doaj   +1 more source

Urban Green Infrastructure for Poverty Alleviation: Evidence Synthesis and Conceptual Considerations

open access: yesFrontiers in Sustainable Cities, 2021
The multiple benefits of urban green infrastructure (UGI) that support sustainable cities are increasingly acknowledged, and yet the bulk of research over the past decade or so has focused on only a small subset of the numerous benefits, notably ...
Charlie M. Shackleton
doaj   +1 more source

How commonly is upper gastrointestinal cancer missed at endoscopy? A meta-analysis

open access: yesEndoscopy International Open, 2014
Background and study aims: Upper gastrointestinal (UGI) cancer in the Western world usually presents at an advanced stage, when opportunities for curative therapy are limited.
Shyam Menon, Nigel Trudgill
doaj   +1 more source

Controlling the stereochemistry in 2-oxo-aldehyde-derived Ugi adducts through the cinchona alkaloid-promoted electrophilic fluorination

open access: yesBeilstein Journal of Organic Chemistry, 2020
In this report, we introduce a new strategy for controlling the stereochemistry in Ugi adducts. Instead of controlling stereochemistry directly during the Ugi reaction we have attempted to stereodefine the chiral center at the peptidyl position through ...
Yuqing Wang   +9 more
doaj   +1 more source

Spatio-temporal evolution characteristics analysis and optimization prediction of urban green infrastructure: a case study of Beijing, China

open access: yesScientific Reports, 2022
The reasonable layout of green infrastructure is conducive to the low-carbon, livable and high-quality sustainable development of cities. The framework of spatio-temporal evolution characteristics and prediction analysis of Urban Green Infrastructure ...
Yin Ma   +5 more
doaj   +1 more source

Investigating the Role of Green Infrastructure on Urban WaterLogging: Evidence from Metropolitan Coastal Cities

open access: yesRemote Sensing, 2021
Urban green infrastructures (UGI) can effectively reduce surface runoff, thereby alleviating the pressure of urban waterlogging. Due to the shortage of land resources in metropolitan areas, it is necessary to understand how to utilize the limited UGI ...
Qifei Zhang, Zhifeng Wu, Paolo Tarolli
doaj   +1 more source

On the Landscape Activity Measure Coupling Ecological Index and Public Vitality Index of UGI: The Case Study of Zhongshan, China

open access: yesLand, 2022
In the context of high-quality urban development and the increasingly important role of urban green infrastructure (UGI) in public life, landscape activity (LA) has gradually become a dominant indicator for improving UGI quality and efficiency, as well ...
Xueling Zhang   +2 more
doaj   +1 more source

Urban Green Infrastructure in Jordan: A Perceptive of Hurdles and Challenges

open access: yesJournal of Sustainable Real Estate, 2022
Jordanians live in compact cities with limited green spaces causing several environmental problems that deteriorate the urban quality of life.
Zayed F. Zeadat
doaj   +1 more source

The Association Between Family History of Upper Gastrointestinal Cancer and the Risk of Death from Upper Gastrointestinal Cancer–based on Linxian Dysplasia Nutrition Intervention Trial (NIT) Cohort

open access: yesFrontiers in Oncology, 2022
ObjectiveExplore the influence of family history of upper gastrointestinal (UGI) cancer on UGI cancer death, based on the Linxian Dysplasia Nutrition Intervention Trial (NIT) cohort.MethodsFamily history of UGI cancer was defined as at least one first ...
Wan-yi Sun   +5 more
doaj   +1 more source

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