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  • Answer added in Natural Resource Management
    10 Is anyone aware of examples from around the world where subsistence fishers are investing financially in ongoing fisheries management?
    By Sophie Benbow · Blue Ventures Conservation
    Rhoda Malgas · Wageningen University
    For examples from South Africa, you could look up the work of Samantha Williams. I am not in fisheries, but in sustainable harvesting of plant species... [more]
  • Answer added in Research Ethics
    5 Are there any types of human experiments for which ethics committee approval is generally not needed?
    By Derek Abbott · University of Adelaide
    Stefan Eriksson · Uppsala University
    Hm, to do research on your fellow staff might easily evoke ethical concerns, for example if a senior staff member asks juniors to take part, then juni... [more]
  • Answer added in Elemental Analysis
    1 During elemental analysis of an organic material are the total solids destroyed or is there some residual ash content left?
    By James Browne · University College Cork
    Madhavi Patel · Saurashtra University
    Elemental analysis for C, N, S, H, H,and O. The mechanism is like reactor. The combustion is occurred during analysis first sample goes to furnass wh... [more]
  • Question asked in Organic Synthesis
    New Is it possible to introduce aldehyde group by Vilsmier reagent on fused nitrogen heterocylcles or benzazepines?Has anybody tried?
    I want to avoid oxidation of alcohol to aldehyde 
    By Vaishali Nadkarni · Wockhardt Limited
  • Answer added in Conservation Biology
    11 Where should we publish or how many publications should we have? Which is better for young ecologists?
    By Salman Al-Shami · University of Science, Malaysia
    Azubuike Chukwuka · University of Ibadan
    A major determinant of accepting ecological research by prominent journals in ecology is the experimental design, how current the methodology is and t... [more]
  • Answer added in 1H-NMR
    19 How to avoid a broad signal in H-NMR spectra due to self-aggregation between analyte molecules?
    By Marius Ciobanu · Universität Osnabrück
    Josh Kurutz · California Institute of Technology
    I agree with Conner. When running a chemistry NMR facility, the most common cause of broad lines/aggregation I saw was high sample concentration. If y... [more]
  • Answer added in XRD Analysis
    6 SAED pattern
    By Mahesh S K · National Institute for Interdisciplinary Science and Technology
    Gregor Filipič · Jožef Stefan Institute
    If your sample is "large" enough you could use SEM to obtain Kikuchi pattern. Something like: http://www.ebsd.info/A52.pdf 
  • Answer added in Evolution
    4 Is complete lineage separation possible in the process of sympatric speciation?
    By Dola Bhattacharjee · Government of India
    Dola Bhattacharjee · Government of India
    Dinesh, can you please elaborate. 
  • Answer added in Food Chemistry
    3 What edible chemical could be used to increase the gelling of Custard?
    By Semiu Ogunwolu · Cocoa Research Institute of Nigeria
    Linda Bellekom-Allen · Dow Chemical Company
    I would try methyl cellulose; it thickens the custard cold, interacts with the starch to strengthen its gellation and if the custard is heated, it the... [more]
  • Answer added in Mammalian Cell Transfection
    2 Have you ever tried serum starvation right after siRNA transfection?
    By Yasemin Saygideger Kont · Georgetown University
    Sharon Harel · McGill University
    If you are doing 2 transfections is it because you are dealing with a long lived protein, which is harder to knock down? If so I believe before you d... [more]
  • New Problems with Transformation / DH5-alpha / Plasmid DNA ??!!
    We have cloned a gene in vector pVITRO2 (GFP-HYG-LacZ; 10KB), and transformed it into DH5-alpha E.coli cells with suitable antibiotic (of course in th... [more]
    By Asif Raza · Indian Institute of Technology Guwahati
  • Answer added in Conservation Biology
    18 How to measure spatial isolation throughout the distribution?
    By Alex Baumel · Aix-Marseille Université
    Azubuike Chukwuka · University of Ibadan
    Getis-Ord General G (Spatial Statistics) is a High/Low Clustering tool which measures concentrations of high or low values for an entire study area. A... [more]
  • Answer added in 5' RACE
    5 Mammalian genes with very short 5' untranslated region?
    By Peter Durcan · Stellenbosch University
    Peter, Generally, 5' UTR is highly correlated with translational regulation, especially for the regulation on initiation. Thus, I think the variatio... [more]
  • Answer added in Apoptosis Assays
    2 Does anyone know a protocol to demonstrate phagocytosis of apoptotic sperm in testes of insects?
    By Julien Pompon · Université de Strasbourg
    Henry Clemente · Clemente Associates Inc.
    We produce magnetic particles to deplete apoptotic sperm. I would suggest the capture of apoptotic semen then subjecting them to 50 nm or less magneti... [more]
  • Answer added in Cell Culture
    151 What are the best kits for RNA isolation?
    By Danielle Smith · University of Cape Town
    Alaaeldin Saleh · Qatar University
    Qiagen is the best 
  • Answer added in Image Processing
    11 What is the best method for edge detection that gives the biggest amount of data, code available?
    By Bahaa abou zaher · Rafik Hariri University
    Mohsin Bilal · National University of Computer and Emerging Sciences
    you can find many in Matlab Image Processing ToolBox ,, like edge(), del2(),LoG, canny, sobel, prewitte operators Morphological operators can also gi... [more]
  • Question asked in Neurobiology
    New Serotonin receptors antibody for fish
    Dear all I am currently trying to preform some immunohistochemistry studies in goldfish and I need to find anti-bodies for the HTR1F, HTR1E, HTR3a an... [more]
    By Zélia Velez · Universidade do Algarve
  • Answer added in Algorithm Development
    4 Finding whether an array is sorted or not
    By Praveen Jharbade · Oriental Group of Institutes
    Ulrich Mutze · Ludwig-Maximilian-University of Munich
    @Joachim. For the problem precisely described in the question, try to do better! 
  • Question asked in Basal Ganglia
    New Seeking to team-up for project in dopaminergic and serotonergic signaling in choice behaviour
    I am PhD student available for 3 - 16 months research project in neuroimaging out of Italy. I would be grateful for any research contacts/projects in ... [more]
    By Karin Vadovicova · Università degli Studi di Brescia
  • Answer added in PCR
    6 qPCR (absolute quantification using the standard curve method)
    By Yvonne Affram · Universität Heidelberg
    Juan Steibel · Michigan State University
    Just one comment on Elia's note: While the use of an absolute standard curve is accepted as the most reliably form of qPCR quantification, I need to c... [more]
  • Answer added in Education
    1 Is co-educational or single sex education best for primary school children?
    By Sharon Atkinson · University of Central Lancashire
    Sunanda Chande · Shreemati Nathibai Damodar Thackersey Women's University
    In my opinion co-ed school is better at all levels of education. 
  • 1 Hi, i use to get some detach part of my cells during the process of IHC! Does any one recommend to incubate my cells prior embedding with sucrose?
    By Nouf Alhasawi · University of Brighton
    John Bignell · Centre for Environment, Fisheries and Aquaculture Science
    Try using these slides: (https://uk.vwr.com/app/catalog/Product?article_number=631-1349 I have answered a similar question here regarding wax sectio... [more]
  • 131 Which language is the best for image and video processing?
    By Ravi Chaurasia · Vellore Institute of Technology
    Mohsin Bilal · National University of Computer and Emerging Sciences
    open cv , c++, vc etc and Matlab is also good tool for image/video processing 
  • Answer added in Cognitive Neuropsychology
    14 What are the best tests to use when trying to measure peak cognitive performance?
    By Mark Campbell · University of Limerick
    Nancy Merbitz · University of Michigan
    Sorry, I missed your reply to other questions, clarifying your design. Some of my suggestions are still relevant, however. 
  • Answer added in Applied Linguistics
    300 Are there any languages that appear to have no grammar?
    By Frank Bandach · Chief Scientist, Intrullect
    @Klaus Have learned four languages wfrom age 0 to age 16 , easily without pressure now over 55 i try to learn bulgarian, german, and russian wow I f... [more]
  • Answer added in Applied Microbiology
    1 TA cloning failure with pGEM-T easy vector !!
    By slimane khayi · Université Moulay Ismail
  • Answer added in Gravitational Physics
    271 Can gravitons be discovered?
    By Prakash Kumar · Vinoba Bhave University
    Matts Roos - you stated: "Individual galaxies are usually not very efficient in producing strong lensing effects, galaxy clusters and superclusters do... [more]
  • Answer added in Heat Transfer
    7 The influence of sample size on the result of glass transition temperature of glass using Differential Scanning Calorimeter,
    By Baoliang Zhang · Permastore
    Baoliang Zhang · Permastore
    Dear Victor Ponce I have found a few papers that use Differential Scanning Calorimeter (DSC) test on fluoridate glass for example http://www... [more]
  • Question asked in Embedded Systems
    New I want to Analyze Pipeline efficiency, Can you suggest me bit easy way? Also some links to download Object oriented C++ code.
    Friends, I am not so good in Programming, I want to Analyze Pipeline efficiency, Can you guide me bit easy way? how I do it? Suggest Any Simulator e... [more]
    By Shahnawaz Talpur · Beijing Institute Of Technology