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  • Answer added in Statistical Analysis
    5 Exploratory factor analysis: how to obtain Horn's parallel analysis estimates in SAS?
    By Pascal Nitiema · University of Oklahoma Health Sciences Center
    Ertuğrul Şahin · Ankara University
    Also provides A Dinno(2009) good examples of it. ıf you dont want to spend much time also go to watkins page ans download parallel analysis softwa... [more]
  • Answer added in Soil Physics
    55 How many papers are people expected to publish a year?
    By Owen Fenton · TEAGASC - The Agriculture and Food Development Authority
    Liang-hua Zou · Rheinisch-Westfälische Technische Hochschule Aachen
    It depends on your research field and topic. But just think more about the quality of work. It also depends on whom you are. If you have a big group, ... [more]
  • Answer added in Thyroid
    50 Do you prefer total thyroidectomy for all thyroid diseases when surgery is indicated?
    By Tayeb Kareem · Hawler Medical University
    Mustafa Balci · Akdeniz University
    Yes for malignancy and suspicious nodules. If one lob is normal, the other lobe with surgery indication other than malignancy lobectomy may be suff... [more]
  • Answer added in Theoretical Biology
    6 What could be a prove for consciousness?
    By Wilfried Musterle · Eberhard-Karls-Universität Tübingen
    Wilfried Musterle · Eberhard-Karls-Universität Tübingen
    Giovanni, I am not sure that I understand your answer. What is the role of gene in an information processing unit like the brain is? 
  • Question asked in Biostatistical Methods
    Open Parametric vs. non-parametric tests
    What is difference between parametric and non-parametric tests? 
    By Fahmi Khan · Hamad Medical Corporation
  • Question asked in Oxidative Stress Biomarkers
    New Is 5-chloromethyl fluorescein diacetate suitable for GSH determination by flow cytometry?
    I'm looking for a methology to determine GSH content in lymphocytes using flow cytometry. I found just one reference using chloromethyl fluorescein di... [more]
    By Etel Vieira · Universidade Federal dos Vales do Jequitinhonha e Mucuri
  • Answer added in Evolution
    36 Are individuals "better" adapted?
    By Lluvia Flores-Rentería · Northern Arizona University
    Really Roy, you seem to be making a habit of this. If I read you correctly you now are conflating the concepts of assorted meanings of the word "probl... [more]
  • Answer added in Model-Driven Development
    7 Someone knows about real-used Model-Driven Architecture tools ir real projects?
    By José Aguilar · Universidad Autónoma de Sinaloa
    Stéphane Garredu · Université de Corse Pascal Paoli
    "even profiles are no longer used" : be careful with that ! The best example is SysML which is defined as "as an extension of a subset of the UML". To... [more]
  • Answer added in Molecular Biology
    3 What is meta-genomics?
    By Mahiboob Knr · University of Agricultural Sciences, Raichur
  • Question asked in Transcriptomics
    New I am new on transcriptome studies. Can anybody suggest me literature/ protocol/ data analysis that can help me understand transcriptome studies?
    I am a doctoral student starting my work in transcriptome. My lab has never done it. and we are venturing in the new era of transcriptome studies. I n... [more]
    By Amruta Mhashilkar · University of South Florida
  • Answer added in Systematic Reviews
    6 What is the main advantage of using the "mean differences adjusted for baseline" over the commonly used "mean differences" to analyze effect size?
    By Giovanni Ferreira · Universidade Federal de Ciências da Saúde de Porto Alegre
    Giovanni Ferreira · Universidade Federal de Ciências da Saúde de Porto Alegre
    No study has reported adjusted mean differences, unfortunately, but your posts were of immensurable help! Thanks for your patience! Giovanni 
  • Answer added in Management
    1 Should I treat the option Not Applicable (N/A) as missing value?
    By Wei-Loon Koe · Universiti Teknologi MARA
  • Answer added in Biodiversity & Conservation
    93 Is current specimen collection justified for scientific purposes?
    By José Tella · Spanish National Research Council
    Alexandre Bonaldo · Museu Paraense Emilio Goeldi - MPEG
    Ian's comment is true, a few species of monkeys were described based in living holotypes that were included in collections after they died of "natural... [more]
  • 7 What is "passive" and what "active" in electricity and electronics? Can we make passive elements become "less passive", "neutral" or even active?
    By Cyril Mechkov · Technical University of Sofia
    Adam Abramowicz · Warsaw University of Technology
    Ther are such elements like immitance inverters. They are two-ports consisting of two voltage/current controlled voltage/current sources. E.g. voltage... [more]
  • Answer added in Human Sexuality
    1 What, if any, are the explicit guidelines stated by medical associations (national and international) for reporting sexuality in a study?
    By Mark Tschaepe · Prairie View A&M University
    Alexzandria Baker · Saybrook University
    Having done research in which sexual orientation was a relevant factor, I have not found any such stated guidelines under the AMA or APA. In the absen... [more]
  • Question asked in microRNA
    New mutated 3'UTR region does not rescue luciferase activity. what does that mean?
    i recently performed some luciferase assays to validate a potential target of my miRNA. using the wildtype 3'UTR and my mimic, I see a reduction of lu... [more]
    By Nmp Phd · University of Illinois at Chicago
  • Answer added in Chemical Engineering
    2 When do we exactly say an emulsion is unstable?
    By Reyhaneh Mehrvar · University of Tehran
    Aseel Alqutbi · London South Bank University
    in addition to what Ivan Lesov have said please see the attachment: 
  • Answer added in Academic Writing
    453 Citing Wikipedia?
    By Abdessamad Mouzoune · University Mohammed V Agdal
    Sherry Bryant · Ball State University
    It's important to have attribution, so that if there is need for clarification or to verify, there is someone who has put his or her name on it. That ... [more]
  • Answer added in Watershed Hydrology
    15 What is the most effective way to fill the missing hydrological data?
    By Dol Raj Chalise · South Dakota School of Mines and Technology
    Yi-Chen Yang · University of Massachusetts Amherst
    I would suggest "Gaussian Process", a Bayesian non-parametric method that widely used in Machine Learning. It is a regression method that consider dat... [more]
  • Answer added in Diagnostic Radiology
    1 Spatial Normalization
    By Domenico Aquino · Fondazione I.R.C.C.S. Istituto Neurologico Carlo Besta
    Daniel Forsberg · Linköping University
    Well, there are a number of options (open-source) that are available. Since you have been using SPM I assume you prefer to work with MATLAB, if that i... [more]
  • Answer added in Environmental Management
    9 Is environmental monitoring all about looking at damage?
    By David Howard · Centre for Ecology & Hydrology
    James Lein · Ohio University
    Just to chime in here. It is a broad topic so the objectives of any monitoring program need to be specified. That said, monitoring is about change or ... [more]
  • Answer added in Drug Development
    5 Should serum be added to drug dilutions made in cell culture media?
    By Neha Singhal · International Centre for Genetic Engineering and Biotechnology
    Daniel Tagoe · University of Cape Coast
    Firstly serum wears off after sometime and thus it is not advisable to prepare drugs in serum for storage. Depending on the solubility of the drug, yo... [more]
  • Answer added in Natural Resource Management
    6 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
    Sophie Benbow · Blue Ventures Conservation
    Great many thanks for all these helpful references. @Stephan Schnierer: definitions are always so variable, but yes I think it probably fits into 'i... [more]
  • Answer added in Electrophoresis
    3 What happens when less TBE than mentioned in the recipe was used to prepare gel and run DNA?
    Michiel Wijnveld · Universiteit Utrecht
    If i understand your comment correctly, you purified DNA again from the gel? ("quantity of recovered DNA was lot less.") If you use a gel extraction ... [more]
  • Answer added in Evidence Based Medicine
    1 What are the institutes/organizations/universities interested in Tai Chi research and human health in the United States?
    By Guoyan Yang · Center for Evidence-Based Chinese Medicine
    Alexzandria Baker · Saybrook University
    The School of Mind-Body Medicine at Saybrook University (www.saybrook.edu) has several students and faculty members who are very interested in this re... [more]
  • Answer added in Ecology
    3 Will the change in CO2 level in the atmosphere cause genetic variation or mutation in organisms?
    By Yanni Tirol · Ateneo de Manila University
    Kurt Johnsen · US Forest Service
    I don't know it would increase mutation rate. But it will likely impact natural selection via impacts on photosynthesis, thre extent of acclimation o... [more]
  • Question asked in Energy Engineering
    New What are the suggestions for future works in field of “Heat Pipe”? What is the Question that not replied yet about “Heat Pipes”?
    Finding research groundwork about Heat pipe. 
    By Mahdi Tehrani · Iran University of Science and Technology
  • Answer added in Personality Assessment
    11 What is a mature personality in terms of Big Five factors?
    By András Láng · University of Pécs
    Stephen Joy · Albertus Magnus College
    I'd like to add that being well-adjusted to one's current environment is not the same thing as being mature. If you are interested in using measureme... [more]
  • Answer added in 3D Reconstruction
    7 Camera Calibration and 3D reconstruction?
    By Yaman Neameh · Universität Rostock
    Anselm Grundhöfer · Disney Research
    How exactly did you calibrate your system. If you used OpenCV, jsut read the documentation to get some more insights. http://opencv.willowgarage.com... [more]
  • Answer added in Fluorescence Spectroscopy
    27 How can one determine the intrinsic non-radiative decay rate of a luminescent material?
    By Adam Green · The University of Sheffield
    Harry ten Brink · Energy Research Centre of the Netherlands
    Peter Indeed, his might not be the case in general, but I was responding to the internal conversion of a dye in solution as stated in the reply by A ... [more]