?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Spin-Mediated+Consciousness+Theory%3A+Possible+Roles+of+Neural+Membrane+Nuclear+Spin+Ensembles+and+Paramagnetic+Oxygen&rft.creator=Hu%2C+Huping&rft.creator=Wu%2C+Maoxin&rft.subject=Biophysics&rft.subject=Theoretical+Biology&rft.description=A+novel+theory+of+consciousness+is+proposed+in+this+paper.+We+postulate+that+consciousness+is+intrinsically+connected+to+quantum+spin+since+the+latter+is+the+origin+of+quantum+effects+in+both+Bohm+and+Hestenes+quantum+formulism+and+a+fundamental+quantum+process+associated+with+the+structure+of+space-time.+That+is%2C+spin+is+the+%E2%80%9Cmind-pixel.%E2%80%9D+The+unity+of+mind+is+achieved+by+entanglement+of+the+mind-pixels.+Applying+these+ideas+to+the+particular+structures+and+dynamics+of+the+brain%2C+we+theorize+that+human+brain+works+as+follows%3A+Through+action+potential+modulated+nuclear+spin+interactions+and+paramagnetic+O2%2FNO+driven+activations%2C+the+nuclear+spins+inside+neural+membranes+and+proteins+form+various+entangled+quantum+states+some+of+which+survive+decoherence+through+quantum+Zeno+effects+or+in+decoherence-free+subspaces+and+then+collapse+contextually+via+irreversible+and+non-computable+means+producing+consciousness+and%2C+in+turn%2C+the+collective+spin+dynamics+associated+with+said+collapses+have+effects+through+spin+chemistry+on+classical+neural+activities+thus+influencing+the+neural+networks+of+the+brain.+Our+proposal+calls+for+extension+of+associative+encoding+of+neural+memories+to+the+dynamical+structures+of+neural+membranes+and+proteins.+Thus%2C+according+our+theory%2C+the+nuclear+spin+ensembles+are+the+%E2%80%9Cmind-screen%E2%80%9D+with+nuclear+spins+as+its+pixels%2C+the+neural+membranes+and+proteins+are+the+mind-screen+and+memory+matrices%2C+and+the+biologically+available+paramagnetic+species+such+as+O2+and+NO+are+pixel-activating+agents.+Together%2C+they+form+the+neural+substrates+of+consciousness.+We+also+present+supporting+evidence+and+make+important+predictions.+We+stress+that+our+theory+is+experimentally+verifiable+with+present+technologies.+Further%2C+experimental+realizations+of+intra-%2Finter-molecular+nuclear+spin+coherence+and+entanglement%2C+macroscopic+entanglement+of+spin+ensembles+and+NMR+quantum+computation%2C+all+in+room+temperatures%2C+strongly+suggest+the+possibility+of+a+spin-mediated+mind.&rft.publisher=Elsevier&rft.date=2004&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F6012%2F1%2FSpinBrain.pdf&rft.identifier=++Hu%2C+Huping+and+Wu%2C+Maoxin++(2004)+Spin-Mediated+Consciousness+Theory%3A+Possible+Roles+of+Neural+Membrane+Nuclear+Spin+Ensembles+and+Paramagnetic+Oxygen.++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F6012%2F