Document Bb23pXwMra3KOwoezzGyweek

OCT 11 2005 15:42 FR CISTI ICIST 613 952 9303 TO 12145201181 P. 06/16 estos types, . istability of ' itive extrac- ; the lungs oblem that solved. (See As an alter- useful to at ; had become While there * ate the pres- the remain- it has been eflect, to an 1 ice of asbes- dual asbestos , lysis of their the current j ts cores. ndividual as- 1 late them by ; 1 be noted, j ion must be j' >pe, generally revitably pro- arge asbestos since by de- n be manipu- n at such low ation of as- sbestos bodies don of asbes- sue, therefore, i the basis of \ inferences ob- j ermined theo- phibole types, large recover- I by using the likely to be i Itered chryso- it what is seen ; often differs y electron mirespirable-size me size distribserved in the y, Lynch and quacies of the counting, conin 100 fibers seen by light i ! Fig 1.--Chrysotlle extracted from hamster lung, Size range is smelter than light microscopy shows; fiber bundles are broken open (A, C). Chrysotlle electron diffraction patterns (B) are obtainable. Arrow (A) indicates where on asbestos body area was selected for diffraction; arrows (C) show characteristic capillaries. Arch Environ Health--Vof 22, March 1971 .^RECEIVED TIME OCT. 11. 2:43PM