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Answer added in Science Communication5 What kind of presence, if any, should a research lab have in social media?This such a good question, and the answer should be - a strong one. Social media, whether it be via a lab Facebook page, or twitter account, or blog i... [more]
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Answer added in Moral Philosophy30 Do Objective Moral Values (OMV's) exist? If so, what is their nature? If not, why are we so inclined to act as though they did?Larry: you ask, "Would you not accede that in the history of philosophy and politics and Western religion, claims for objective value and truths typi... [more]
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Answer added in LC-MS/MS6 SPE columns in the analysis of plant hormones, a required step or a step loss?Did you have recovery data of your target compounds and it retained well on C-18? For UPLC, the cleanliness of the sample is very important so I still... [more]
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Answer added in Organic Synthesis5 Thermal decarboxylation depends on the pH?i decarbolxylate some compounds and in my exprience it depends to pH. when u add acid to reaction with diffrent percent,u will find it's depend. in me... [more]
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Answer added in Science 2.06 Which online survey tool can you recommend?I have used SurveyMonkey and SurveyGizmo, and found the latter slightly better. It has more intuitive question options and a bit better terms of use (... [more]
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Answer added in Antibacterials6 Is it possible to generate antibacterial resistance against honey in vitro?Yes, Kamaruddin is my name, Mohd Yusoff is my father's name. We do not have surname. Mohd is a short form for Muhammad used widely in my country. We c... [more]
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Question asked in Qualitative Social ResearchNew Is there a recommened method for converting one's research objectives into research themes for a qualitative study?I am needing to give themes for my primary interview with participants and I was wondering how one goes about identifying themes for a qualitative stu... [more]
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Answer added in Ecology10 In mullerian mimicry, why does a poisonous animal copy another poisonous animal?Mimicry is basically the mechanism in which a particular organism conceals its identification by copying other animals that are poisonous, or could ca... [more]
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Question asked in soild waste managementNew Guideline for open dumps remediationSuch as uncontrolled landfills
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Answer added in Ecosystem Ecology3 Resilience measure in ecosystemsHello, Jinnan! Disturbances are inevitable phenomena that occur in ecosystems and the ability to revert back to the original conditions after underg... [more]
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Answer added in Native PAGE4 Loading control for native PAGE?I usually run 30 ug and the bands can be quite weak. But it is detectable. I check my transfer with an amino black dye. We are using an HRP conjuga... [more]
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Answer added in Bromine Compounds5 How can we analyse the poly-aromatic hydrocarbon compounds with bromine alone?Are these perbrominated (completely brominated) compounds? Any partially brominated PAH is going to give you huge peaks. Have you tried running in neg... [more]
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Question asked in Gel ElectrophoresisNew SDS-gel is not running properly after TCA precipitationWe try to precipitate the protein from cell culture media after PMA stimulation. Protocol is as follows: - starve the cells (MDCK) for 1h with DMEM +0... [more]
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Answer added in Organic Synthesis9 What is the best condition for Diels-Alder reactions using Acrolien as dienophile?Americo Lemos; Thanks alot
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Answer added in Marine Ecology1 Could anybody recommend papers (recent or classical) related with snappers population connectivity along the Pacific corridor?Hi Angelica! I have attached a journal article that might provide more insight regarding the reason some species are found in oceanic rocky habitats... [more]
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Answer added in Critical Care19 Do emergency physicians think differently to other physicians / surgeons etc?Hi all; at the end of the day emergency doctors are not super doctors but people trained to face any real threat to the human life / human wellbeing s... [more]
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Answer added in Natural Resource Management6 Is anyone aware of examples from around the world where subsistence fishers are investing financially in ongoing fisheries management?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]
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Answer added in Computational Chemistry3 Gaussian program error: "Normal termination" repeatedSo it is possible (but I am not really sure...) that your 8 cpus did the same work ? I am currently doing some calculations with G09 with 16 CPUs, and... [more]
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Answer added in Carbon Nanotubes2 what do you think aboute a functionalisation of SWCNT wit 3M nitric acid?Hello Tarik...It does not work at all. I have undergone chemical treatment of MWCNTs with 3M Nitric acid. As a mater of fact, Nitric acid itself is no... [more]
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Answer added in Pattern Recognition1 How to construct a scale invariant feature descriptor.What about Hu moments? Hu, M: Visual Pattern Recognition by Moment Invariants, IRE Transactions on Information Theory, 8:2, pp. 179-187, 1962. It i... [more]
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Answer added in Chemistry Education5 What is the best model or method for teaching in organic chemistry?I agree with these advices. I also would like to share some of my experience with you. I have noticed that Organic Chemistry is appreciated as a hard ... [more]
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Answer added in Silica2 Using acid silica to get rid of lipid, will it also take away dioxin and dl-PCB?Depends on what solvent you use to elute the silica gel. You shouldn't lose it; however, your choice of elution solvent will definitely impact the rec... [more]
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Answer added in High Energy Physics - Theory5 Why cut-off regularization is not Poincare invariant?Since physical quantities are the ones with regularization removed (regularization is just an intermediate step of calculations in QFT), I would not w... [more]
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Answer added in Gas Chromatography–Mass Spectrometry3 Best way to do the online derivatization for hormones in GC-MS?OK, what exactly do you mean by "online"? Are you injecting the BSTFA/TCMS along with the hormone extract, or are you performing the derivatization st... [more]
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Answer added in Biomimicry15 Can anyone give an example of a natural material which is porous but transperant? or has a layered porous structure?No problem. I'll remember to update some information about the cuttlebone if any. However, since its not my own work but other group members' research... [more]
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Answer added in Sociology46 Who is responsible for discrimination? The discriminating group or the group subject to discrimination?Discrimination can be viewed from the power perspective: the discriminator being the more powerful to discriminate the other with less power. Power i... [more]
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Answer added in Reputation12 What is your opinion on the co-authorship of your superiors for your scientific papers?I especially appreciate Dr.-Ing. Ruediger's answer, as American research universities purportedly model their German counterparts, with which I have n... [more]