Now showing items 218-237 of 780

    • Distribution and diversity of aquatic insects in different water bodies of Qatar 

      Alkhayat, F.A.; Ahmad, A.H.; Rahim, J.; Imran, M.; Sheikh, U.A.A. ( Instituto Internacional de Ecologia , 2024 , Article)
      Aquatic insect fauna remains an important tool for bio indication of environmental disturbance, while maintaining a healthy aquatic system. The purpose of the study was to document and to identify the diversity and ...
    • Distribution and ultrastructure of neurosecretory cells in the cerebral ganglion of the earthworm 

      Al-Yousuf, S. ( Wiley Subscription Services, Inc., A Wiley Company , 1988 , Article)
      Neurosecretory (Nsy) cells within the cerebral ganglion of Lumbricus terrestris were classified ultrastructurally. The Nsy cells within the subesophageal ganglion, nerve cord ganglion, and the peripheral nervous system ...
    • Diversity of arbuscular mycorrhizal fungi and its chemical drivers across dryland habitats 

      Adenan, Sakeenah; Oja, Jane; Alatalo, Juha M.; Shraim, Amjad M.; Alsafran, Mohammed; ... more authors ( Springer , 2021 , Article)
      Qatar is largely characterized by a hyper-arid climate and low soil fertility which create a stressful soil environment for arbuscular mycorrhizal (AM) fungi. In a study of AM fungal communities and their relationship with ...
    • Diversity of Bacillus thuringiensis Strains From Qatar as Shown by Crystal Morphology, d-Endotoxins and Cry Gene Content 

      Nair, Kavita; Al-Thani, Dhabi; Al-Thani, Roda; Al-Yafei, Fatima; Ahmed, Talaat; ... more authors ( Frontiers Media , 2018 , Article)
      Bacillus thuringiensis (Bt) based insecticidal formulations have been recognized as one of the most successful, environmentally safe and sustainable method of controlling insect pests. Research teams worldwide are in ...
    • Diversity-productivity dependent resistance of an alpine plant community to different climate change scenarios 

      Ali, Arshad; Molau, Ulf; Bai, Yang; Jagerbrand, Annika K.; Alatalo, Juha M. ( Springer Tokyo , 2016 , Article)
      Here we report from a experiment imposing different warming scenarios [control with ambient temperature, constant level of moderate warming for 3�years, stepwise increase in warming for 3�years, and one season of high level ...
    • Do inflammasome impact COVID-19 severity? 

      Calado, Maria Beatriz; da Silva Santana, Crislayne Emilly; Crovella, Sergio ( Springer , 2021 , Article Review)
      COVID-19 pandemic has proven to be a dramatic challenge, introducing huge clinical differences that demand extensive investigations. Severe and critical patients may present coagulopathies and microthrombi, which results ...
    • Docosahexaenoic Acid, a Key Compound for Enhancing Sensitization to Drug in Doxorubicin-Resistant MCF-7 Cell Line. 

      Crovella, Sergio; Ouhtit, Allal; Rahman, Shaikh Mizanoor; Rahman, Md Mizanur ( MDPI , 2023 , Article)
      Drug resistance is a well-known and significant obstacle in the battle against cancer, rendering chemotherapy treatments often ineffective. To improve the effectiveness of chemotherapy, researchers are exploring the use ...
    • Does allelopathy increase invasiveness of Prosopis juliflora (sw.) Dc in arid land environment? 

      Abu-Dieyeh, Mohammed H. ( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)
      Prosopis juliflora is highly recognized for its invasive character and its detrimental effects on different plant species across the world due to possessing allelochemicals. Our field observations indicated high prevalence ...
    • DPSIR framework and sustainable approaches of brine management from seawater desalination plants in Qatar 

      Khan, Mariam; A. Al-Ghouti, Mohammad ( Elsevier , 2021 , Article)
      Brine released from desalination plants is extremely high in salinity and contains various chemicals, which are harmful to the ecosystem. The disposal of brine has raised great concerns for the desalination industry around ...
    • Drivers of snow leopard poaching and trade in Pakistan and implications for management 

      Din, Jaffar ud; Bari, Fathul; Ali, Hussain; Rehman, Ejaz ur; Adli, Durriyyah Sharifah Hasan; ... more authors ( Pensoft Publishers , 2022 , Article)
      The snow leopard is one of the highly valued species from high-altitude mountain ecosystems of Central and Southeast Asia, including Pakistan. This keystone species is facing a myriad of conventional and emerging threats, ...
    • Dynamics (seasonal and intra-diurnal) of air-borne fungal spore population of Doha area, Qatar 

      Fayad, Raghda K.; Abu-Dieyeh, Mohammed H. ( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)
      The availability and dynamics of airborne fungal spores in the atmosphere are strongly influenced by the meteorological parameters and by other factors such as air pollutants. The aim of this study was to update the knowledge ...
    • Early stage litter decomposition across biomes 

      Ika, Djukic; Kepfer-Rojas, Sebastian; Schmidt, Inger Kappel; Larsen, Klaus Steenberg; Beier, Claus; ... more authors ( Elsevier , 2018 , Article)
      Through litter decomposition enormous amounts of carbon is emitted to the atmosphere. Numerous large-scale decomposition experiments have been conducted focusing on this fundamental soil process in order to understand the ...
    • Early stage litter decomposition across biomes 

      Djukic, Ika; Kepfer-Rojas, Sebastian; Schmidt, Inger Kappel; Larsen, Klaus Steenberg; Beier, Claus; ... more authors ( Elsevier B.V. , 2018 , Article)
      © 2018 Elsevier B.V. Through litter decomposition enormous amounts of carbon is emitted to the atmosphere. Numerous large-scale decomposition experiments have been conducted focusing on this fundamental soil process in ...
    • Ecogenotoxicological Impact of Marine Pollutants on Qatari Bivalves: An Experimental Approach 

      Khatir, Zenaba; Hamadou, Radhouane Ben; Range, Pedro; Alnaimi, Hajer; Leitão, Alexandra ( Hamad bin Khalifa University Press (HBKU Press) , 2018 , Conference Paper)
      The geographical and hydrological characteristics and industrial activities of the Arabian/Persian Gulf contribute to its classification as a stressed marine environment. The persistency of some contaminants released by ...
    • Ecological and agriculture impacts of bakery yeast wastewater use on weed communities and crops in an arid environment 

      Abu-Dieyeh, Mohammed H.; Diab, Mahmoud; Al-Ghouti, Mohammad A. ( Springer Verlag , 2017 , Article)
      The goal of this study was to evaluate the impact of using yeast wastewater (YW) on weed communities. The study showed that all ecological parameters including species richness, dispersion, density, frequency, and % of ...
    • Ecological and Health Risks Assessment of Potentially Toxic Metals and Metalloids Contaminants 

      Alsafran, Mohammed; Usman, Kamal; Al Jabri, Hareb; Rizwan, Muhammad ( Qatar University Press , 2021 , Poster)
      Potentially toxic environmental contaminants, including metals and metalloids, are commonly found in emerging economies. At high concentrations, elements such as As, Cr, and Ni can be hazardous and may lead to various ...
    • Ecological and health risks assessment of potentially toxic metals and metalloids contaminants: A case study of agricultural soils in Qatar 

      Alsafran, Mohammed; Usman, Kamal; Al Jabri, Hareb; Rizwan, Muhammad ( MDPI , 2021 , Article)
      © 2021 by the authors. Licensee MDPI, Basel, Switzerland. In recent years, Qatar has witnessed exponential growth in the human population, urbanization, and increased anthropogenic activities, including agriculture. ...
    • Ecological and Health Risks Assessment of Potentially Toxic Metals and Metalloids Contaminants: A Case Study of Agricultural Soils in Qatar. 

      Alsafran, Mohammed; Usman, Kamal; Al Jabri, Hareb; Rizwan, Muhammad ( MDPI , 2021 , Article)
      In recent years, Qatar has witnessed exponential growth in the human population, urbanization, and increased anthropogenic activities, including agriculture. Potentially toxic environmental contaminants, including metals ...
    • Ecophysiology of Limonium axillare and Avicennia marina from the coastline of Arabian Gulf-Qatar 

      Yasseen, B.T.; Abu-Al-Basal, M.A. ( Springer Science + Business Media B.V. , 2008 , Article)
      Attention is being focused on the coastline from Doha to Ras Laffan in Qatar since higher activities in the development of land and establishment of roads, highways and new buildings and houses is not coupled by serious ...
    • Ecosystem service supply and demand: Theory and management application 

      Bai, Yang; Wang, Min; Li, Hui; Huang, Shen Fa; Alatalo, Juha M. ( ACTA ECOLOGICA SINICA , 2017 , Article)
      Ecosvstem service is a very important issue for current, sustainable scientific research. Environmental protection and management requirements are increasing and policymakers hope to incorporate ecological service information ...