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1,968 Results Found

  • Article
  • Open Access
2,116 Views
9 Pages

Effect of the Mandibular Repositioning Appliance (MARA) on Posterior Airway Space (PAS)

  • Zorana Stamenkovic,
  • Julio de Araujo Gurgel,
  • Nenad Popovic and
  • Nemanja Marinkovic

20 March 2024

Aim of the study was to show the effect of skeletal Class II treatment with the mandibular anterior repositioning appliance (MARA) on the sagittal posterior airway space (PAS) diameter. A total of 53 patients were selected retrospectively: 26 male pa...

  • Article
  • Open Access
4 Citations
3,166 Views
18 Pages

Vegetation Greenness Trend in Dry Seasons and Its Responses to Temperature and Precipitation in Mara River Basin, Africa

  • Wanyi Zhu,
  • Zhenke Zhang,
  • Shuhe Zhao,
  • Xinya Guo,
  • Priyanko Das,
  • Shouming Feng and
  • Binglin Liu

The Mara River Basin of Africa has a world-famous ecosystem with vast vegetation, which is home to many wild animals. However, the basin is experiencing vegetation degradation and bad climate change, which has caused conflicts between people and wild...

  • Article
  • Open Access
2 Citations
1,140 Views
18 Pages

The Microbial Assay for Risk Assessment (MARA) in the Assessment of the Antimicrobial Activity of Ofloxacin and Its Photoproducts

  • Grzegorz Nałęcz-Jawecki,
  • Jakub Mielniczek,
  • Milena Wawryniuk,
  • Joanna Giebułtowicz and
  • Agata Drobniewska

Ofloxacin is one of the most commonly used antibacterial substances in the world. Like most medicines, it ends up in the environment through municipal sewage and undergoes various transformations, e.g., photodegradation. The aim of this study was an...

  • Article
  • Open Access
9 Citations
3,569 Views
21 Pages

The contradiction between environmental protection and livelihood development is becoming increasingly serious for most protected areas in developing countries. Livelihood diversification is an efficient way to increase household income to alleviate...

  • Article
  • Open Access
44 Citations
4,182 Views
21 Pages

Novel Hybrid MPSI–MARA Decision-Making Model for Support System Selection in an Underground Mine

  • Miloš Gligorić,
  • Zoran Gligorić,
  • Suzana Lutovac,
  • Milanka Negovanović and
  • Zlatko Langović

9 December 2022

An underground mine is a very complex production system within the mining industry. Building up the underground mine development system is closely related to the installation of support needed to provide the stability of mine openings. The selection...

  • Article
  • Open Access
3,188 Views
11 Pages

29 January 2022

The aim of the study was to evaluate the changes in skeletal, dentoalveolar, and airway dimensions induced by the mandibular anterior repositioning appliance (MARA) in the treatment of Class II malocclusion. A group of 24 Class II patients treated wi...

  • Article
  • Open Access
2,152 Views
17 Pages

The extant Patagonian mara Dolichotis patagonum (Zimmermann, 1780) is a cursorial herbivorous rodent that is hare-like in appearance. Nowadays, it occurs in some ecoregions of Argentina (28 °S–50 °S) in lowland habitats, in semi-arid th...

  • Article
  • Open Access
2 Citations
3,574 Views
17 Pages

27 October 2024

Conflicts between wildlife and humans are a major ecological issue. During migration, wildlife, especially wildebeest, often encounter significant environmental pressures from human activities. However, relatively few studies have been conducted to p...

  • Article
  • Open Access
4 Citations
6,678 Views
18 Pages

17 November 2021

Marae Ora, Kainga Ora (MOKO) is a three-year research study established as a marae-led intervention project to strengthen the provision of housing with five urban marae in South Auckland, Aotearoa New Zealand. In brief, marae are primarily places for...

  • Article
  • Open Access
2 Citations
2,449 Views
16 Pages

7 December 2023

Peste des petits ruminants (PPR) is a highly contagious viral disease of small ruminants that threatens livelihoods and food security in developing countries and, in some cases, wild ungulate species conservation. The Greater Serengeti-Mara Ecosystem...

  • Article
  • Open Access
2 Citations
3,879 Views
21 Pages

27 February 2025

In sub-Saharan Africa, protected areas are located in close proximity to communities, leading to frequent negative encounters between humans and wildlife. This is coupled with increased pressure from communities seeking park resources to support thei...

  • Article
  • Open Access
1 Citations
6,142 Views
23 Pages

Kāinga Tahi, Kāinga Rua: The Role of Marae in Reimagining Housing Māori in the Urban Environment

  • Jenny Lee-Morgan,
  • Kim Himoana Penetito,
  • Jo Mane,
  • Ngahuia Eruera,
  • Kaatewairua Evans,
  • Luella Linaker,
  • Baari Mio,
  • Pania Newton,
  • Moana Waa and
  • Hineamaru Ropati

The supply of, and demand for, housing in Aotearoa, New Zealand, is in a state of crisis. With all other areas of social deprivation, Māori are impacted disproportionately in the housing space, and have been locked out of the housing market. In...

  • Article
  • Open Access
16 Citations
7,579 Views
24 Pages

4 September 2020

Nature interpretation has been advocated as a soft and non-obtrusive on-site visitor management strategy to enhance visitor knowledge and understanding of the resource, mitigate visitor impacts, encourage the conservation and improvement of attractio...

  • Article
  • Open Access
45 Citations
7,894 Views
24 Pages

20 April 2017

Actual evapotranspiration (ET) is a major water use flux in a basin water balance with crucial significance for water resources management and planning. Mapping ET with good accuracy has been the subject of ongoing research. Such mapping is even more...

  • Article
  • Open Access
1,988 Views
10 Pages

12 June 2023

Background and Objectives: Smokeless tobacco (ST) use has recently become an alternative to cigarettes, and it has been concluded that ST is at least as harmful as cigarettes. ST use is thought to play a role in the pathogenesis of arrhythmia by affe...

  • Article
  • Open Access
4 Citations
5,733 Views
18 Pages

6 September 2024

The Maasai Mara and the wider Mau River Basin in East Africa provide fundamental ecosystem services that support people, wildlife, livestock and agriculture. The historical indigenous land use of the Mara and wider Mau basin was wildlife conservation...

  • Article
  • Open Access
3 Citations
1,776 Views
16 Pages

Lingual Ultrastructural and Histochemical Study in the Patagonian Mara (Rodentia: Caviidae, Dolichotis patagonum) in Relation to Other Hystricomorphs

  • Petr Čížek,
  • Karolina Goździewska-Harłajczuk,
  • Pavla Hamouzová,
  • Joanna Klećkowska-Nawrot and
  • Pavel Kvapil

18 December 2023

The study describes the ultrastructure of the tongue in the Patagonian mara (Dolichotis patagonum) using light and scanning electron microscopy. Histochemical methods were used for evaluation of lingual salivary glands. The tongue is divided into a s...

  • Article
  • Open Access
7 Citations
3,710 Views
12 Pages

Flavonoids represent an important class of secondary metabolites because of their potential health benefits and functions in plants. We propose a novel method for the comprehensive flavonoid filtering and screening based on direct infusion mass spect...

  • Article
  • Open Access
5 Citations
4,227 Views
14 Pages

2 May 2021

Boletus edulis (King bolete) is one of the most consumed wild mushrooms on a global scale, but this is particularly the case in Poland. Several studies have reported that mushrooms accumulate many potentially toxic elements (PTEs) such as Hg, Pb, and...

  • Article
  • Open Access
2 Citations
2,982 Views
19 Pages

Indigenous Knowledge in Watershed Management: The Case of the Mara River Basin, Tanzania

  • Happyness Ngonyani,
  • Bello Gambo,
  • Khaldoon A. Mourad,
  • Tasi’u Yalwa Rilwanu and
  • Ronny Berndtsson

30 December 2024

Achieving sustainable water resource utilization requires a holistic management approach that recognizes the knowledge and values of different stakeholders through a comprehensive participation approach. This study evaluates the indigenous knowledge...

  • Article
  • Open Access
4 Citations
6,605 Views
18 Pages

11 November 2024

The impact of climate change on nature-based tourism is gaining significance. This study evaluated the impacts of climate change and tourism stakeholders’ perspectives on the subject in the Maasai Mara National Reserve and World Heritage Site....

  • Article
  • Open Access
7 Citations
6,380 Views
15 Pages

Efficacy of Bomas (Kraals) in Mitigating Livestock Depredation in Maasai Mara Conservancies, Kenya

  • Elizabeth Wakoli,
  • Dorothy Masiga Syallow,
  • Evans Sitati,
  • Paul W. Webala,
  • Hellen Ipara and
  • Tabitha Finch

Livestock depredation is a major conservation challenge globally, causing significant economic losses to pastoralists and threatening large carnivore species outside protected areas. Our study investigated the temporal and spatial distribution of liv...

  • Article
  • Open Access
50 Citations
7,580 Views
17 Pages

Characterizing the Intensity and Dynamics of Land-Use Change in the Mara River Basin, East Africa

  • Hosea M. Mwangi,
  • Padia Lariu,
  • Stefan Julich,
  • Sopan D. Patil,
  • Morag A. McDonald and
  • Karl-Heinz Feger

22 December 2017

The objective of this study was to analyze patterns, dynamics and processes of land-use/cover changes in the transboundary Mara River Basin in East Africa. We specifically focused on deforestation and expansion of agriculture in the watershed. The in...

  • Article
  • Open Access
6 Citations
7,727 Views
13 Pages

Tourism Recovery and Sustainability Post Pandemic: An Integrated Approach for Kenya’s Tourism Hotspots

  • David Chiawo,
  • Collins Haggai,
  • Veronica Muniu,
  • Rose Njuguna and
  • Peggy Ngila

27 April 2023

The COVID-19 pandemic has had a significant impact on the tourism industry, leading to global economic and societal disruptions, and a growing risk of a global recession. This project aimed to investigate the impact of the pandemic on conservation, c...

  • Article
  • Open Access
10 Citations
2,465 Views
12 Pages

25 August 2020

This study was carried out in Złoty Stok, a historical centre of gold and arsenic mining. Two kinds of soil material, containing 5020 and 8000 mg/kg As, represented a floodplain meadow flooded in the past by tailings spills and a dry meadow developed...

  • Article
  • Open Access
32 Citations
8,704 Views
24 Pages

19 November 2015

Near-infrared spectroscopy (NIRS) enables the non-invasive measurement of changes in hemodynamics and oxygenation in tissue. Changes in light-coupling due to movement of the subject can cause movement artifacts (MAs) in the recorded signals. Several...

  • Article
  • Open Access
19 Citations
4,564 Views
12 Pages

Oleic Acid Is not the Only Relevant Mono-Unsaturated Fatty Ester in Olive Oil

  • Archimede Rotondo,
  • Giovanna Loredana La Torre,
  • Giacomo Dugo,
  • Nicola Cicero,
  • Antonello Santini and
  • Andrea Salvo

26 March 2020

(1) Background: Extra-virgin olive oil (EVOO) is a precious and universally studied food matrix. Recently, the quantitative chemical composition was investigated by an innovative processing method for the nuclear magnetic resonance (NMR) experiments...

  • Article
  • Open Access
9 Citations
8,102 Views
16 Pages

Family Planning Uptake in Kagera and Mara Regions in Tanzania: A Cross-Sectional Community Survey

  • Joseph Massenga,
  • Rita Noronha,
  • Bayoum Awadhi,
  • Dunstan R. Bishanga,
  • Oliva Safari,
  • Lusekelo Njonge,
  • Young-Mi Kim,
  • Jos van Roosmalen and
  • Thomas van den Akker

In Tanzania, 27.1% of all women of reproductive age are currently using modern contraception and 16.8% have an unmet need for family planning. We therefore examined factors associated with family planning uptake after giving birth in two regions of T...

  • Article
  • Open Access
5 Citations
3,093 Views
9 Pages

Prevalence of JP2 and Non-JP2 Genotypes of Aggregatibacter actinomycetemcomitans and Oral Hygiene Practice of Kenyan Adolescents in Maasai Mara

  • Dorte Haubek,
  • Tonnie Mulli,
  • Arthur Kemoli,
  • Mark Lindholm,
  • Hans Gjørup,
  • Marie-Louise Milvang Nørregaard and
  • Anders Johansson

Aggregatibacter actinomycetemcomitans is implicated in the etiology of periodontitis that affects adolescents. The monitoring and mapping of the geographic dissemination pattern of JP2 and non-JP2 genotypes of A. actinomycetemcomitans are of interest...

  • Article
  • Open Access
1 Citations
1,435 Views
14 Pages

28 March 2024

The Mara River basin (MRB) has a world-famous ecosystem, but the vegetation has been damaged due to economic development in recent years, and there is little known about the area that will experience severe vegetation damage in the future. Based on t...

  • Article
  • Open Access
42 Citations
21,125 Views
19 Pages

11 November 2009

Changes in wildlife conservation areas have serious implications for ecological systems and the distribution of wildlife species. Using the Masai Mara ecosystem as an example, we analyzed long-term land use/cover changes and wildlife population dynam...

  • Article
  • Open Access
2 Citations
4,932 Views
21 Pages

Implementing a Novel Facility-Community Intervention for Strengthening Integration of Infant Nutrition and Family Planning in Mara and Kagera, Tanzania

  • Chelsea M. Cooper,
  • Mary Drake,
  • Justine A. Kavle,
  • Joyce Nyoni,
  • Ruth Lemwayi,
  • Lemmy Mabuga,
  • Anne Pfitzer,
  • Mary Makungu,
  • Elizabeth Massawe and
  • John George

Tanzania has high fertility, low contraceptive prevalence and low exclusive breastfeeding (EBF). The Lake Zone, including Mara and Kagera regions, leads the country in total fertility; use of the lactational amenorrhea method (LAM) is negligible. Thi...

  • Article
  • Open Access
605 Views
22 Pages

6 September 2025

Arabinogalactan proteins (AGPs) and extensins influence cell wall assembly and regulate plant cell mechanical properties through interactions with extracellular matrix polymers. These proteins may play a key role in the biochemical events underlying...

  • Article
  • Open Access
1 Citations
1,005 Views
16 Pages

Individual and Simultaneous Photodegradation of Trimethoprim and Sulfamethoxazole Assessed with the Microbial Assay for Risk Assessment

  • Grzegorz Nałęcz-Jawecki,
  • Milena Wawryniuk,
  • Weronika Kopczyńska and
  • Joanna Giebułtowicz

25 April 2025

Co-trimoxazole is an antibacterial drug, a mixture of sulfamethoxazole (SMX) and trimethoprim (TMP) in a ratio of 5:1. Due to the different susceptibility of both components to decomposition under the influence of sunlight, the aim of the study was t...

  • Article
  • Open Access
7 Citations
7,240 Views
24 Pages

4 December 2013

Agroforestry practices can improve the adaptive capacity and resilience of local farming and subsistence systems while providing livelihood benefits to households. However, scaling up of agroforestry technology has often proved difficult. Many studie...

  • Feature Paper
  • Article
  • Open Access
3 Citations
2,731 Views
13 Pages

10 August 2020

(1) Background: Pistacia vera is a dry fruit spread all over the world, commonly known as pistachio, and is very appreciated as a snack, as a precious ingredient for confectionery industries and also as a blessed touch for gourmet dishes; (2) Methods...

  • Article
  • Open Access
1 Citations
2,814 Views
28 Pages

Suppressors of lapC Mutation Identify New Regulators of LpxC, Which Mediates the First Committed Step in Lipopolysaccharide Biosynthesis

  • Akshay Maniyeri,
  • Alicja Wieczorek,
  • Aravind Ayyolath,
  • Weronika Sugalska,
  • Gracjana Klein and
  • Satish Raina

14 October 2023

Gram-negative bacteria, such as Escherichia coli, are characterized by an asymmetric outer membrane (OM) with lipopolysaccharide (LPS) located in the outer leaflet and phospholipids facing the inner leaflet. E. coli recruits LPS assembly proteins Lap...

  • Article
  • Open Access
3 Citations
1,728 Views
18 Pages

Comparison between Traditional and Novel NMR Methods for the Analysis of Sicilian Monovarietal Extra Virgin Olive Oils: Metabolic Profile Is Influenced by Micro-Pedoclimatic Zones

  • Archimede Rotondo,
  • Giovanni Bartolomeo,
  • Irene Maria Spanò,
  • Giovanna Loredana La Torre,
  • Giuseppe Pellicane,
  • Maria Giovanna Molinu and
  • Nicola Culeddu

24 September 2024

Nuclear magnetic resonance (NMR) metabolomic analysis was applied to investigate the differences within nineteen Sicilian Nocellara del Belice monovarietal extra virgin olive oils (EVOOs), grown in two zones that are different in altitude and soil co...

  • Article
  • Open Access
7 Citations
3,288 Views
36 Pages

17 June 2023

The Internet of things (IoT) accommodates lightweight sensor/actuator devices with limited resources; hence, more efficient methods for known challenges are sought after. Message queue telemetry transport (MQTT) is a publish/subscribe-based protocol...

  • Article
  • Open Access
5 Citations
5,974 Views
21 Pages

2 March 2022

Various scholars have endorsed contemporary visitor management strategies broadly categorized as hard or soft approaches. The hard strategies like area closure, penalties, patrols, or limiting access have been deemed punitive and restrictive to visit...

  • Article
  • Open Access
21 Citations
7,671 Views
15 Pages

Four different manufactured surface-coated silver nanoparticles (AgNPs) with coating of citrate, tannic acid, polyethylene glycol, and branched polyethylenimine were used in this study. The toxicity of surface-coated AgNPs was evaluated by a luminous...

  • Article
  • Open Access
7 Citations
6,352 Views
13 Pages

Molecular Detection and Characterization of Theileria Infecting Wildebeest (Connochaetes taurinus) in the Maasai Mara National Reserve, Kenya

  • Lucy Wamuyu,
  • Vincent Obanda,
  • Daniel Kariuki,
  • Francis Gakuya,
  • Moni Makanda,
  • Moses Otiende and
  • Sheila Ommeh

18 August 2015

Theileria is a genus of tick-borne protozoan that is globally widespread and infects nearly all ungulates in which they cause either latent infection or lethal disease. Wild animals are considered reservoir hosts of many species of Theileria and thei...

  • Article
  • Open Access
3 Citations
3,893 Views
11 Pages

Effects of Tourism on the Habitat Use by a Threatened Large Rodent at a World Heritage Site

  • Veronica A. Beninato,
  • Carlos E. Borghi,
  • Natalia Andino,
  • Mauricio A. Pérez and
  • Stella M. Giannoni

2 August 2021

The mara is a large endemic rodent, which presents a marked decline in its populations, mainly because of habitat loss, hunting, and overgrazing. The Ischigualasto Provincial Park is a hyper-arid protected area at the Monte Desert of Argentina with a...

  • Article
  • Open Access
19 Citations
4,184 Views
20 Pages

9 November 2018

Selection of a sustainable private partner (contractor) is significant to ensure the success of public-private partnership (PPP) projects. In recent years, multi-attribute reverse auctions (MARAs) are widely used in public procurement to select the d...

  • Article
  • Open Access
1,731 Views
19 Pages

12 October 2023

Inspired by the migration and reproduction of species in nature to explore suitable habitats, this paper proposed a new swarm intelligence algorithm called the Migration and Reproduction Algorithm (MARA). This new algorithm discusses how to transform...

  • Article
  • Open Access
5 Citations
3,466 Views
18 Pages

29 November 2020

Due to the systematic increase in the production of nanomaterials (NMs) and their applications in many areas of life, issues associated with their toxicity are inevitable. In particular, the performance of heterogeneous NMs, such as nanocomposites (N...

  • Article
  • Open Access
20 Citations
7,351 Views
19 Pages

6 January 2021

Despite mobile livestock grazing being widely recognized as one of the most viable and sustainable land uses for semi-arid savanna, which can deliver clear wildlife conservation benefits, the levels of pastoral sedentarization and transitions to agri...

  • Article
  • Open Access
9 Citations
4,753 Views
21 Pages

Effects of a Physical Activity Program Potentiated with ICTs on the Formation and Dissolution of Friendship Networks of Children in a Middle-Income Country

  • Ana M. Guerra,
  • Felipe Montes,
  • Andrés F. Useche,
  • Ana María Jaramillo,
  • Silvia A. González,
  • Jose D. Meisel,
  • Catalina Obando,
  • Valentina Cardozo,
  • Ruth F. Hunter and
  • Olga L. Sarmiento

This paper assesses the potential cohesion effect of a physical activity (PA) school-based intervention potentiated using text messages (SMS) through analyzing longitudinally the friendship network structure and the mechanisms of the formation and di...

  • Article
  • Open Access
17 Citations
3,582 Views
14 Pages

Muscular Ultrasonography in Morphofunctional Assessment of Patients with Oncological Pathology at Risk of Malnutrition

  • Juan J. López-Gómez,
  • Katia Benito-Sendín Plaar,
  • Olatz Izaola-Jauregui,
  • David Primo-Martín,
  • Emilia Gómez-Hoyos,
  • Beatriz Torres-Torres and
  • Daniel A. De Luis-Román

10 April 2022

Background: Muscular ultrasonography is a technique that allows assessing the amount and quality of muscle in a specific body region. The aim of the study was to compare the value of muscle ultrasonography in diagnosis of malnutrition with techniques...

  • Article
  • Open Access
4 Citations
2,933 Views
10 Pages

Tandem Mass-Remainder Analysis of Industrially Important Polyether Polyols

  • Mahir Hashimov,
  • Ákos Kuki,
  • Tibor Nagy,
  • Miklós Zsuga and
  • Sándor Kéki

24 November 2020

The characteristics of the polyalkylene oxide polyether polyols highly influence the properties of final polyurethane products. As a novel approach, in order to gain structural information, the recently invented data mining procedures, namely the Mas...

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