No coin nor oath required. For personal study only.
due to traces of impurity and does not occur with the clicniiciilly pure mctnl.
The ~iulilislicrs linvc done \wll to produce so inexpensive n liook. The type is clcnr irntl the dingritmu distinctly good. Sonic of tlic pliotogrnptiic rcproduct,iona are poor if iiot superfluous. \'ho, for csamplc, woiiltl recognizc cnrl)oriindiim in Fig. (50 ? The index .BIOLOGICAL OXIDATIOX. By Carl Oppenhciiiicr nud Kurt G. Stern. With the collnboration of IV. Roinnn. Pp. is +-317. Thc Hague : W. Junk, 1939. I5 fl.
'l'hitl liook is Iiiisetl on the c1iiiptc.r~ on ositlntionreduction cntulysis in Oppcnlicimcr's '' Die I b m c n t c und ilire Wirkongen," wliicli hnw bccii trnnslutcd, j)nrtiiilly rcwrittcn, iind ndded to by Dr. Stern. It is dividcd into u gcncrnl pnrt dcnling with thc tlicorics of oxidntion-rcduct.ion systeiiis, diicli contnine Oppen-* lieiincr's theory coml~ining tlic nppnrcntly confiicting views of Wnrburg nud Wiclnnd, nntl n spcciiil part in which are discussed tlic vnrious cnzymc systems-th iron-containing cntiilysts, tlic yclloiv cnzynics, ciirbosylase, tlic dcliydrogenn.scs, thc niiclcotidc cnzynics, the qiiinenoitl typo of ciitalyst. Szent-Gyorgyi's C, dicnrhosylic acid cycle, iintl I<rcbs' cit,ric acid cycle. It is ;in inijiortnnt l)ook, for it summarizes, in n wny thnt has not becn done c~sc\vIicrc, thc w s t voliunc of work on t,he siibjcct that hiis hccn iichicved in rcccnt yeiirs, its u result of which wc arc beginning to undcrstnnil iiiauy things that werc prcvioiisly olisciirc, such iis the rclitionsliip of co-cnzymcs to cnzynics (t.lic co-cnzyme now bcing rcgnrtlcil iis tlic prostlictic group of tlic enzyme) tinil tlic pliysiologiciil r d c of thc various IIvitiiinins. For its contents this book ctin 1)c Iiiglily rccommcndcd, pnrt~iciiliirly t.o tliosc who Iinvc not thc time to rcud t,he nuincroiis originnl pnpcrs hut, yet tiikc nu intcrcst in n fnsciniiting Iirtiiicli of I~ioclicmist~ry. Unfortiin:rtcly t h prescntnt,ion I c n ~c s niiicli to I)c tlcdircil. 'I'llc p g c s tire Inrgc : i i d of rough pnJJCr i d t.lic print. fiiirly sninll, tvhicli iliakc it tlillicult to rlctricli the words one is rciitling from the siirrountling print. Viirtlieruiorc, iintl this applies pnrt.icuInrly to the gcncriil part, the iiuthors nrc vcrhosc,, r e p i t tlicnisclvcs often, nud use seicntific jurgon i n I I \ray t,lirit woiild liuvc ciuised 11. E. Arinstrong t.o riisli into vchemcnt print,.
. 'I'lie sulijcct siiflcrs cnougli froni ii sii~icrfliiity of nnnics givcii to substnnccs bcforc , their nature was properly estublislictl. Sonic thy sonicoiic must nt,tciiipt to initkc ordcr put, of this tlisortlcr ; it is ii pit,y tliiit blie iiutliors is good.
๐ SIMILAR VOLUMES