Questions in Topics
Ask, share and discuss - with a global network of researchers.
Topics makes it easy to ask questions, get answers and share interesting content with other researchers. Browse topics by discipline to find out what's happening in your field.
-
Answer added in Mathematical Analysis64 Mathematics and literature – do you know examples of mathematical structure or concepts leading to great, enduring literary works?Another option which comes to my mind is the "Divina Commedia" (The divine Comedy) from Dante Alighieri. In this work (of course, is not a novel) the ... [more]
-
Question asked in Solid Waste ManagementNew Do you know references or reserchers working on electrical and electronic waste in South America and BRICs?In order to obtain and share information about characterization of reverse chain of elctrical and electronic equipment (WEEE)
-
Answer added in Drug Development12 Should serum be added to drug dilutions made in cell culture media?Urvesh Patel....Thanks a lot for sparing out time for my question. As you say adding serum will create almost a bodily environment in vitro, well, tha... [more]
-
Answer added in Natural Language Processing6 Is there a tool for natural language processing?try freeling a c++ library
-
Answer added in Organic Farming12 How to document local consequences of climate change by questioning specific population groups?I think it is possible to see changes in response to climate change/variability, but it is difficult and ultimately undesirable to factor out other dr... [more]
-
Question asked in Drug DevelopmentNew I have general question about the conformation of the drugs in human body?Can the conformation of the drugs in human body be changed? For example we determind a pose for a ligand as a docking result, then toward the drug de... [more]
-
Answer added in Molecular Biotechnology1 EDC chemical handlingyou can prepare a stock solution and keep it at -20ºC
-
Answer added in Alzheimer's Disease3 Does the signal suggest the Thioflavin S- positive amyloid in the figures?I posted the figure again and found that I couldn't open it either. I am a rookie at the researcegate. I wonder tha if I can deliver the figure to you... [more]
-
Answer added in Animal Models17 How fast does a drug in solution injected i.p. reach the bloodstream?I agree with all of the above. If I want to guarantee the drug enters the bloodstream rapidly then I go I.V. via tail vein. This is not a procedure fo... [more]
-
Answer added in Cancer Biology2 Could I substitute Optiprep for Percoll during cell isolation?Yes you can and I agree with Dmitry. We use Percoll 51% (prepare a stock e.g for 100ml: Percoll [Sigma 71644] 51 ml, Water 38.5 ml, 10X HBSS [Gibco 14... [more]
-
Question asked in High Energy Physics - TheoryNew Why conformal symmetry of QCD is maximally broken at confinement-deconfinement phase transition?We know that QCD is conformally invariant at classical level;but quantum effects breaks this invariance. I have read that this violation is maximum at... [more]
-
Answer added in Plant Genetics4 Removing PCR inhibitors POST-extraction?How about adding RNase A and Potease K
-
Question asked in Video ProcessingNew Is asymmetric encryption scheme appropriate for video encryption?In the literature, there are many techniques for video encryption but all witch I found they are based on symmetric encryption. Is there asymmetric sc... [more]
-
Answer added in Organic Synthesis1 How to prepare donor-acceptor diazo compounds?Well, one approach is to react an aryl magnesium halide with a diazonium BF4. Works!
-
Answer added in Thermodynamics and Statistical Mechanics22 Entropy : A concept that is not a physical quantityI understand that. I'm merely a little puzzled why one would use one symbol with two different definitions. Maybe you should consider additional indic... [more]
-
Answer added in Centrifugation1 Does ultracentrifugation efficiently pellet influenza virus from allantoic fluid?It might be that the fluid is at a similar density to the virus, meaning that it acts as a cushion. I assume that you are using something like HBSS or... [more]
-
Answer added in Molecular Biological Techniques6 Is there a Taq (or other DNA polymerase enzyme) that can be used to amplify large fragments (20 - 30 kb) and does not have 5'-3' exonuclease activity?KapaBiosystem in South Africa has long range DNA polymerases series that you may wanna look at.
-
Answer added in Conservation Biology14 How do you quantify community stability based on species interaction?In phytoplankton ecology, stability is often considered a hypothetical situation where a maximum of three species dominate the assemblage for, at leas... [more]
-
Question asked in Trasfering Corylus avellana shoot tips to in vitro conditionNew I’m wondering if anyone can help me about Trasfering mature Corylus avellana shoot tips to in vitro conditions.I’m trying to transfer mature Corylus avellana shoots to in vitro conditions. I have no problem about surface sterilization also I obtained enough s... [more]
-
Question asked in EnergyNew please help me for modelling og PV array in Matlabi found solar cell block in matab , now i have to use it as array so how should i connect this block? or else i have a my designed model of a cell ,wh... [more]
-
Question asked in MaterialsNew Does any body know if Pakistan can exploit the coal gas as an alternate fuel?There are talks by Samar Mubarak Mand that coal gas from Thar coal mines can be exploited and energy problems of the country can be solved. I want to ... [more]
-
Answer added in Economic Growth11 Why using money for "measuring" of any given economy? Why not using a real unit, a physical unit?Dear Peter, that is exactly my theory - give the total economy an absolute value which is measurable by one physical unit. I very well know that no ... [more]
-
Question asked in Biochemical PharmacyNew Does any body know how to apply the assay of singlet oxygen scavenging assay?Biochemistry
-
Answer added in Plant Biotechnology38 Can anyone recommend a method for checking anti oxidant activity in plants?FRAP, DPPH, NO are some routinely used assay that can help you.
-
Answer added in R/S-Plus8 How to deal with multicolinearity?
-
Answer added in Fungal Biology8 I want the fungus cryopreserved at -80 ° C, but I do not know what is the concentration of glycerol used ?more or less yes you can find the detail protocol on this paper Samuele Voyron, Sophie Roussel, Françoise Munaut, Giovanna C. Varese, Marco Ginepro, ... [more]
-
Answer added in Statistical Analysis6 I'm doing a research on English vowel sounds.If participation reading is a continuous outcome variable and you want to test for mean differences in that variable between your five lists of words,... [more]
-
Answer added in Secondary Metabolites7 What method should I use to identify these unknown secondary metabolites?NMR, HPLC and GC are some great technique which can help you to identify the metabolite, you can look for chromatography, followed by its broad group ... [more]