grain brain the surprising truth - david perlmutter

... polypeptides that can cross the blood -brain barrier. Once they gain entry, they can then bind to the brain s morphine receptor to produce a sensorial high. This is the same receptor to which opiate ... about these exorphins, and further confirms their impact on the brain, is that we know they can be stopped by opiate-blocking drugs like naloxone and naltrexone the same drugs used...

Ngày tải lên: 11/07/2014, 22:20

... one of the editors at my newspaper that I planned to write about the middle-aged brain, he laughed, thinking of his own fifty-eight-year-old talents. “Oh, my,” he said. The middle-aged brain. ... an astounding lack of appreciation for the very place where such experience makes its home—in middle- aged brains. All those years of know-how and practice and right-on -the- money gut feel...

Ngày tải lên: 05/07/2014, 07:39

... Reykjavík. The farm is so far off the beaten path that on the day I went there we didn’t see another car on the country’s main ring road for the last half of the journey in and the rst half ... to the rst moon landing. In much of the country, the barren, rocky topography looks otherworldly in the extreme. Ice- land is roughly the size of Ohio, a moss-covered, glac...

Ngày tải lên: 13/02/2014, 23:20

... With the manure came flies-billions of them. With the flies came infectious diseases, the ma- jor cause of death until the mid twentieth century. Only the hardy survived, which is probably the ... on the in- crease in breast-feeding in this country. You might remember that this movement was met with stony silence by the pediatricians—until they real- ized they were looking pre...

Ngày tải lên: 08/03/2014, 23:20

... girl NP-4 DT-5 NN-6 girl The NP-1 DT-2 NN-3 Derivation 2 Derivation 1 NP DT NN The girl NP-1 DT-2 NN-3 The girl NP-4 DT-5 A girl NN-6 SWITCH Figure 1: SDP - the best parse ... deriva- tion parses, computed using the basic version (SDP) and the pruned version (PCFG+SDP), for WSJ dev-set (≤ 40 words). 65.0 70.0 75.0 80.0 85.0 90.0 -3 -5 -7 -9 -...

Ngày tải lên: 17/03/2014, 00:20

Ngày tải lên: 18/03/2014, 12:20

... carried out their sampling in a more ethnographic way: putting themselves on the same natural level as the sampled public then they questioned themselves and consequently discovered that they also ... "whether or not they feel that, as a society, they are aware of the medias power and use of propaganda and sensationalism when passing on information to them. In simpler terms, are th...

Ngày tải lên: 21/03/2014, 22:06