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SesewSanar NEWhord FirOMrs
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BCHLER INSTRUMENTS DIVISIONBUCHLER NUCLEAR-CHICAGO CORP.INSTRUMENT s A SUBSIDaIARY aF SEARLE] & co
1327 SIXTEENTH STREET. FORT LEE, NEW JERSEY, 07024
ND-- AL-- S-
RFSPONSI',S O1F[ISH TO NVIRON-Nil TA L CIIIANGI'S ri/ti /rbvWalter
(hav in. It'll v Stat (t Imrti ctilt.
'7 3 ilh t 48 p p
NNsIRONNIFNTIAL [[GISLATIION\\,Wilami D). Ilutrley, PrciSt//i /istsit
i/InIitI(10 h l ion ttut Itcchl/tt /r),
raiIn 0rcirtpattn.ialo Sao/itt 1/ca/thtlh1lti ). '7 9)6 ~pp 5,-6. S
1t,UCOLIGY AND 1111' QUALITY O1LII E i/tt d Sylvanl Kapla n,
I'vc'lyn Kivy-Rosenherg,. lir siv CitvStdit, Cot/Irk"', Icrocv (2-/ (Gm/crri/ti os~'73, ib1nirit 24(1 pp., 23 II., I1I
t,/hI) Ic's
INN0VATIl'V I` RGANILAJlIONFOR POPULATION RE'SEARCHctc'icd lit, Sylv an J. Kaplan., /)c'jron
mitir t t/h c /uttr'Ctr Ila'o /ttingtrr ii I).
C. oild Robert K. NicCornijlsc,N\1t/i01ro/ B r;oc dc/co ttt uili Co mtpauty.
urn orc/ Philip Corfnman. (_
C(mnttrt/tortr '71, 41(6 pp., 11 II.,
lIAlc', S 15.25
liUMAN FICOLOGY AND SUSCFLP-tFIB3LlIX'' 1111' CHEMXIC(ALNVIRONNilFNI (4th Ptg.) /tv TIheroni
(G. Randolph, S ct u/\h/ Cmoin i/tt
//Im psittn/ C i/lit(. '7 2> pp I H7
HUlMAN STl'RILI/ATION: A (on-
t'ere'nic' Sponisored hy International
I nstitn it for the Stnidy of' Hunanl
ReproduICtion, ('olIlegC Of PhlySiCianis
andL Suirgeonis of (olumbia Luniversity,anid Cenltcr for Plopuilationi Researclh,Nationial fInStitLte of (Chilld lhealthl and
tHumnan Development /vi RalphiNI. Riclhart itic/ l)Denis .1. Prager.
tOnc Philip (orfman r/lti
Ray monld V'ande Wijele. C3(rut;//iowros/ '7>, 424 pp. 14( 11- 55
S, 2
MIANINIALS J1111 SI'AX Biology
anid Niedicline r(i/ti Sami H-.Ridgwsay, \N /va/ I &Resca-chItati]
/)ci/o/tpotei C(uattt Sr/It 1Ihcgo. (/2
)'Wttt//bit/t(is) '72, 8311) pp. (6 3/4 ~\ 9
3/4), 434 11. (8 In 'till cur)iril ), 43 taible's,
5,45.00
CIJARL S 'I 1I0Ol AS PUB3LISIII' SPI{INGFIFIILI) 11LLINOIS 62717
3(1132'7 F isl vrc'tcc' Avcitric'
p---- -- " # - - --- "~" "##"Circle No. 89 an Readers' Service Card
436
PersoDnnelPlacemen I
Cardio'ascullar Physoiologist-Ph1armacologtist. Ex-plicric nccd teacher/reselircher. alge 38. Desires post]ionl In medical schiool, Indlistrs or govermient.
P1,1hlisltCCd in areai of congestiv e heart faILUre Box2 15 '4 It1
(Celi! Animall PhNsiollogisi, 1Ph I ). 973. Lo)IanII
tICcL i 'citi cd pII ni io n I nc
B 240, SC IFN I
C omIjIim er Scientist %siih Phi.D. -)hLIcb ttIon11s sec
ta,:uItis rc~,trch, dclcsclpmicint position. Spc-
pi-LI1c i, I-cco-i.iiii nii B3ox 247. SC IJEN CE
D)e%clopmicntal lBiologist Biochemiist. Ph.D) IthrcCscatrs it por,tdtocoral re earth inivertcbrate
pir(i ,II) h Io s eI nisersits teachilig cs_
ti1clIcc hinclic iii try, cell hiitoogy, sc eience a,iSOisCIi. Prihi Cat ion, ScAes academnic teach ing and
I,-c po iiioni Box 248. SCIENCE. N
I'1flOf1111010giSt. Ph 1). 1909. IiOcr sears ot1 teachin111
pi htb ic ations sx pC r tiisIni coiiiiiiro l, p csi mii ge nm e nit. rtscct tic
c tcciirii iiiicroiscoi-i Teachintg interc its:/r (Ioitiics hio c iritirc bhetavior, ori
p) 'SL c, coI(),,i clctro l inicroisccopy Desircs
tc a,IctII i I iic I rcsca rc hr iipp iirtI Irros I 1 O F
,SLpi Iii ri Hcix 241) SC IFN
Fi' mtnmologist-F c(notZit, 2t. Ph .D) un Fe picdoptc r
p)O~rI nit0 hrortcres hetascrc, 15 phbltc attons, sec ks
rccscarchIi tc iclinitres,carcht, orc itidristrsvagriculturepoitio Sc itt~ (it sics I akews rid, C'oto. 8/0226.
Fu%i ronm menmtai h'Iii siologtist, IPh.DF) 5 yeatrs~ tcactt
cL h rc atr mir s. flrocttcnirst. Ph 1).., 21Svc ir itc tchrttg and rescarch
11i LIt1ii c iit\ itt- 2 Sc ar tp orstchc tcorat clinlic ailti irc, Irsv tIck)t u nirsersits
miici tis to cinrcdini,tccd pro rotni (B3.Scriv tir- i nlicirtat1 plissiotor gy a rid hiri
Iw m srs 'I : tch irisirs HB o x 250
F xperli'nced Commputier Applicamtions Specialist
\ cm-i c\pc rcicice, iii so,stems anialysis, oper-
iti imii nm ram icrmneit, statistical analysis,
i01iitIniCt itrrictiotit Box 251, SCIENCE.
x
MIarinm H.Ndrod~ nammmicist N timmumerical Modeller,
I Ic s- liseFi it P'iih ili, ra Sce k
irictwan iir rcsc- ,rrtctr p irsiticoti. Bo x 252. SC
Pihi), Nliicrobmioogist/Nim'dicai 'I echnologist clcsrt el
poii(1 Ini Atrccl Icdthi Schoctl, unisersity, crc
hrnspii C hiiic,tl, ,icniMtr rirtative, aIrcd teaichin gr cx
tier iercc 'Noci F-iiricicirulslk, Ph.D., 1523 Silcir
ticM - Hliriis rrr leix s 77tt58, t713t 488 5(158, IN
Reproducti,te Ph.Nsiiologist, B.S. Oric ,lir of grad-
LI II ir,iitI II I Is LI re iars' cxp c:ric nccrc iiroctid oicrrtin s mialt aitti I' itI
LIi Iict rntrItr ItrLoIII S iS I)csitWs S Po isition ssithricI IrIccIrIIrcrI )tirrreti,rt, Brix 239, SCI ELNCF
irologisi [)eseio mi)m taIli Biologist, Itt.DF. R
cs p)crrcnic c, clinii cit interests,
p~Mcmi,Scck-C iespjonsihrtc tichrinig atnd, oi-cin1L,Hch t0itIMirr Nvcst Coar,st 253, SCL-
POJI~I~tIHIU~ SITIONS OPEN IIIOII1IIIIIIIIIHII1U1SS I '51,NXNT PIROFESSOR
l'oririO 'ir blhe ini ttte D epartm ecnt iif !lic rcr
Icitir I tniversits Nlichti eain M cdicait Schiool.
cdi iti nl LISt t 1 VC Ittl ). ittld syeai ofn post-
cd rctoraIi t r,titirIne, Ceq IrIxV" nts Position is
fir- unit rinittoCr st toi ccOittdLiCt itidepeti denit researc
Ini hisic Innrmnncroso- andc tci participate in teachiiii- protrams. Corde ,2tt0J. Send esuinre xxtA
reprint s o t itiost stign iiI Ihi ,ion ns 0
Box 208. SCIENCEF A Noindiscriinaitaory Aflfiri,mvei Ac tioii Empilosyci.
SCIFhNT VOL.
Circle No. 86 on Readers Service Cc rd
-lq
KIDNF,Y PHYSIOLOGY
Recent Pvh.D. Research opportuinity to work inmicropincttire laboratory. Ranik and salary open.Send resume to
Dr. Edward A. AlexanderBoston Unisersity School of Mledicine15 Stoughton StreetBoston, Massachusetts 02118
LIMINOLOGISF OR AQUATIC BIOLOGISTLimtiologist, or aquiatic biologist, Ph.D., with
strong backgroLind in mathematics and chemistryto cooperatc withi scietntists of other disciplinesin dcvelopirig mathematical models for stimcila-tion of suLrface waiter quality. The incLimbent'sriin contribcrtion will involvc identification, mea-scLrenierit, and rncidel formuLlation of biotta-n c-
trient inlteractions. Expcriments ini controlledensvironmeterls cor in field situations will be in-volsved. It is ces.r.iblc that the applicant be ex-perienced in the analsysis of niatural ecosystems.Interested pcrsonis shouild coritict: Dr. S. M.Zand, Research Hydrologist, Water ResourcesDivision, U.S. Geological Sursey, 345 MliddlefieldRoad, Menlo Park, California 94025. Salary$16,682 to $19,70th, dependiinig upin qcialifications.
This position is in the career civil service,arid aIpplicants will be coiisidered withiotit regardto race, color, religion, sex, age, or nationalorigin.
NEUROFNZVYM101OGIST. Postdoctoral Fel-lowship ( to 2 years). To stuLdy enzsme systemsinvolved ini metabolism of brain glycolipids. Ex-perience in all aspects of enzyme chemistry es-senitial.
Location: New N'cirk Metropolitan area in assCII-Cqclippcd Univ ersity-aililiated Hospital Re-se.mrch InsitItLte.
Salary: 13,00( (pItis liberail frinige benefits).Send cUrriCUlciM svitac and two rcferences to:
Box 254, SCIENCE
PARASITOILOGISTAssistant Plrofessor, D)epartmunt of Zoology, Col-Iceee of Bioulogical Science, 1 lie Ohlio State Uni-sersits. Postdoctoral expericrice preferred, spe-cimlty in pitysiologsy of puarasitism. Position opcn
October 1973. Al equatl opporticnity employer.Sendtl resUine to
Department of Zoology1735 Neil Ave.
Columbus, Ohio 43210
PEPTIDE
CHEMISTPh.D., preferably with postdoctoralexperience in the classical synthe-sis of biologically active peptides.Experience in isolation from naturalsources and in sequencing of pep-tides is desirable.Interested candidates should senda r6sum6 of education and experi-ence to:
CHARLES L. SMITHResearch Administrator
WYETHLABORATORIES, INC.
P.O. BOX 8299Philadelphia, Pa. 19101
Air Eqimal OppItortiiitY Emriplo yer
RESPIRATORY PHYSIOLOGIST/PHYSICIAN
Teaching, research, and director of PuLlmonaryFLunctioni Lab for clitiic/hospital at the tiew
nicclicitl vcllool. I. J. O'Brien, Department ofPhysiology, Texas Tech University School ofMedicine, Box 4569, Lubbock, Texas 79409.
PEST MANAGEIMIENTFacLIlty position in teachine and research in
pest management, to contribute to existing pro-gram in agricLilture entomology. Candidates holdinga Ph.RD degree, regardless of sex, ethnic origin,or experience, are invited to apply. FuLrther in-formation suLpplied on request to Professor D.D. Jensen. Chairman, Division of Entomologyand Parasitology, 201 Wellman Hall, Universityof California, Berkeley, California 94720.
GRADUATE SCHOOL OF OCEANOGRAPHYUNIV'ERSITY OF RHODE ISLAND
A facults position for .a petrologist at the Assis-tant Professor level or possibly at a higher rankssill be(opeli Juils 1973. Candidate must haveexpertisc in clectron microprobe analysis andconipLiter datai redLCtcion Candidate is expectedto develop a se,i-orieiited research program rc-lh,tccd to tle petrology of the oceanic crust,Undcrly iiLi tipper mantle, atici volcanic islandsand ofTer graduLmmt CocLrircs on theseS suLbjects andpt,iMse eqUilbhrii. Voomen and minority groLiprnirnhcrs ,irie encoi.iraged to apply. Send cttrricLilaviti., lirmcs cf thrce referees, and brief summaryof res-zirch experience anid objectives to: Geo-Icgical Candidate Search Committee, GraduateSchoa)l of Oceanography, Kingston, R.I. 02881.
Att FEqial Opportunitnr EmploYer
PHYSICAL OCEANOGRAPHERApplications are ins ited for the position of
Associate Professor or F.III Professor to teachaind c*irry oLut researclh in physical oceanographyst.mrtin- AtltlIst 1973, or thiereaifter. ApplicantsrnLsit h.isve a Pb D. anid 6 to 1ff years of relevantposit-l'lt D .expericilce. Fields of interest couldhbe geopliy sical its drodynamics, tuLrbulence, waves,tidal tlicors, tinrical modeling, or other.The Insitl'tLiC operates a 65-foot vesscl, is
f1itIsecL ill 11Cs W qUartcrs (2(),()00 square feet),atnd is fo:Lised onI continental shelf and shallow"sater areas. A chair ini Oceanography is presentlyv icanit.
Applications si(tiLld be senit to: Dr. John C.l,udsiilck_, Director, Institute of Oceanography,Old Dominion University, Norfolk, Virginia 23508.
A i Equial Opportoitic Emplom er
A, sistant l'rofessor of Physiology (Ph.D.) atRLltgers Untisversityssiiith an interest in respiratory,clrdiosVIsciil,ir, or renal pItysiology, and in that
order, to d tczlcilitng arid research. ApplicatntssholdICI s cllC cLurrn. 11nI1 itac and nanies of thlree-efcrecs to 1Dr. Paul D. Sturkie, Department ofEnsironmental Physiology, Cook College & Col-lege of Agriculture & Environmental Sciences,Rutgers Inisersity, P.O. Box 231, New Bruns-nsick, Neew Jersey 08903
A-i Lqi nitployer
RESEARCH A\ ,JNT. B.S. BIOLOGY orrelated ficblc reqi LI for cellular immunologyexperimental hcematology irivols ing small animalproceduLrcs \V.ucancs I JLluie for EXPERIENCEDresponlsibleicidisniclaliL i fonproit reseirch orga-ili,ti/mi i ilt Upper Ness s'ork State. Eqiual O1-tort(imiti Empiil)ii cir. Box 245, SCIENCE
ASSISTANT RESEARCH NIE-UROSCIENTISTApplicatiots are insited for tino positioins at thera,ink of Assistait Rcscarch Neuroscietntist. Ph.D.in bltchlniistry a-tcd 2 to 3 slecrs of postdoctoralcxperimeric rqullired. The principal responisibility
it trbc suLICC ssfuLl candidaite ssill be to inlitiatcInchL coLLhIiCi t in indepenident research projectrelated to tlie biochiemistry of the differentiatingier'sVOIS S' IStClil cithler ini vivo or in ccll cuLltcirc.Scud cuLrriculu.1m vitae, reprinits, and the nlamesiictc acddcre ses of three referces to AdministrativeSersices Officer, University of California, SanDiego, School of Mledicine, Department of Neuro-ciences, La Jolla, California 92037. A Non-
diistciomiioatort Affirmative Action Eurnplomer
NE-B I-ZEALAND FORI-ST SERVICESCIENTI S., FORFST RESEARCH INSTITUTE
Applicatiois ir e iris tcid for this position.C onirniercicrg salars LIp to S9913 per anntim
dchpCldiclhi Oli qLuiilificitions and experience.Qiut/ifti c tioti, De. imed: HonioLrs degi-ee itt or in-
clUidiite mnitlintriatica,t statistics and some experi-cIcc in apphlied statistics, preferably biologicalsci t'c e.
I)Diuiei: Apptointee ill be itt charge of Bio-iiictrics SectitiI. ssvill ict as statistucal consultantto oificers ctigagchd in the full range of forcstrymnd ftorest prOtLcLicts rcsearch arid will undertakercc,icrfli ilntO the application of statistical meth-ods to reseamrch problems.
For tiirtlhier informriatiort please write to theNess Zezilarich Fmorest Service, Prisate Bag,Vellitriuton New Zealard.
Apphication formnismay be obtained from theNews Zealand Enhbassay, 19 Observatory Circle,N's, "'asihington, DC. 20008: with whom appi-cirtions clostse o 27 Jcine 1973.PIe,mse qlmmtC svacaricy No. 9/72/5034.
PIIIIIIIIIIIIIIIIIOSITION7S OPEN |||||||||||||||||
ASSOCIATE PROFESSOR O.F PATHOLOGYPositioii available I JLIly 1973 for an individualpotscssing a D.D.S., M.D., or V.D.M. degreeand Ph.D. C andidate should have strong researchexperience in cancer immunobiology and cellkinetics. Calididate should be sinccrcly interestedin tceaching pathology to tundergraduate and post-gradLiate dental sticdents. Applicants shocild replyproit to JLIly 1973 by forwarding a resume ofteaching and research experieIlce, curriculuLmsitac, references, atid so forth to Chairman,I)epartment of Pathology, Unisersity of Penn-sy,l}ania, School of Dental Medicine, Philadelphia,Pa. 19174. Women and minority groups arespecifically encoLuraged to reply.
INS'l'ITUTE OF NUCLEAR SCIENCES,DEPARTMENT OF SCIENTIFIC AND
INDUSTRIAL RESEARCH,WELLINGTON, NEW ZEALAND
A scientist with a Ph.D. or similar qLialificationis rcqulircd. The positioni will involve initiating,ind Conducting research on radiation biologywith partictular reference to (i) the mechanismof .iction of agents sshichi sensiitize or protect.against radiation effects at the molecular level,lnd (ii) applicationis of radiobiology of agricul-
tiral, mcdical, or entomological significance inNcw Zealand. Collaboration vsill be encoturaged
ith radiation chemists at the InIstitLite and with
biologists It ceiitrcs nearby. A range of radia-tion facilities and E.S.R. eqclipment is available,iticludilng a 3-MeV electron accelerator and as-soc iatcd rapid mixiing apparatus.A conmmencing salary of up to $NZ 8749 is
pisable depending on qualifications.For fLirther information please swrite to the
l)ircctor, InIstitute of NuLclcar Sciences, PrivateBIag, I ower HLitt, New Zealand.The closing date for applications is 13 June
1973.Applicatioin forms may be obtained from the
New Zealand Embassy, 19 Observatory Circle,NW, Washington, D.C. 20008.
|||||||||||||||GRAD)UATE STUDY |||||||||||||||
PREDOCTORAL ASSISTANTSHIPSIN PHYSIOLOGY
Excelleilt opportunities for graduatc students lcad-ing to the Ph.D. Stipends arid free tuitioti. Traininganild rescarch in cardiovasciLlar, cellttlar, endocrine,g.istrointestinal, energy metabolism, neuroplhysiol-ogy, rcspiratioti and transport physiology. Writef'or details to Head, Department of Physiology,School of Basic Medical Sciences, University ofIllinois at the Medical Center, P.O. Box 6998,Chicago, Illinois 60680.
I HREIE POSTDOCTORAL FELLOWSHIPS IN1HE EARTH AND PLANETARY SCIENCES
The Larmonit-Doherty Geological Obsersvatory ofC olumbia Uniiversits invites scienitists ititeresteditn aiy ficldl of tilc carth and planctary scicnccsto apply for the following fcllowslhips:
T1wo postdoctoral fellowships, cacti awarded fora pcriod of year (extendible to 2 years inSpecial itnstances) begininitng ill Septemiiber 1973.ss iti a stipeiid of $12,0(1(0 per anntiLuml. Onec ScniiorPostdoctoral Fellowship, the stipend and tei-m ofthe award to be arratgcd to Slit tie specialt-eqiircmeitts o the slIcCeCsfuLl applicant. Coni-pleted applications a re to b e rctuLrnied bs IJliiii.
Application forms niay be obtained(lbv writingto the Director, Lamont-Dohertv Geological Ob-sersatory, I'alisades, N.Y. 10964.
The Market PlaceOLIGO(dT)-CELLULOSE-Type 1
Prepared by the method of Gilham (4).One ml. will bind and retain 250 nmolesof Poly(A) in 1 M NaCI solution contain-ing 0.01 M phosphate at pH 7.5. Con-tains 0.02%, sodium azide. Wash outwith water before use.
Package Sizes and Prices:1 ml. $30.00 5 ml. $120.00
POSITIONS OPEN' 1111III 11111 POSITIONs OPEN'
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With the A(ODual Viewiig \Iicrostar, vou bothsee the same image for inimdcliate and more effec-tive commiunication. At the same tiine, an illu-minated transparent arrowx can be positioned any-where in the flelcl to pinpoint specimen detail.
Both xiewers enjoy the same sharp image ofthe entire field, aincl the AO infinit -correctedoptical svstem aLssures outstacnding collttrast, reso-lutio(n) aini color correctionl.
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For more inforimatioin, see your AO represen-tat ive, or xx rite for (letailedl literature.'IA!l AflrnAlnerican Opticul (C'rp
(7 AMERICAN OPTICALCORPORATION
SCIENTIFIC INSTRUMENT DIVISION . BUFFALO, N.Y. 14z15
When you need* m
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...