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Determining a D-value from a Z-value and known D-values. .................................. 5. 7. Determining a D-value from a Z-value and only one D-value. ...

http://www.sgmbiotech.com/documents/1145393012_ZvalueCalculation.pdf

predictable as the D-value and Z-value mathematical equations imply, then we can use those biological values to demonstrate the different lethality rates ...

http://www.sgmbiotech.com/documents/1115149687_sporenewsv2n1.pdf

FIGURE 9. Plot of Log10 of D-values of Listeria monocytogenes at 61 and 65°C, respectively. z-value is the inverse slope of the linear trend ...

http://ps.fass.org/cgi/reprint/82/8/1337.pdf

at 70 C. From the D-values at each temperature, linear regression was conducted for log10(D) vs temperature and is shown in Figure 1. The z-value was ...

http://ps.fass.org/cgi/reprint/81/10/1578.pdf

SGM calculates the Z-value using D- values obtained from three temperatures in the 120ºC-130ºC range. Based on the ISO requirements and SGM current ...

http://www.miclev.se/V3 N1 Kurt S-308 calulation of the kill time for a temp no_205.pdf

1 O'C is towards the upper limit of a Z value for a B. stearothermophilus biological indicator. The D values in Table 3 should ...

http://www.fda.gov/ohrms/dockets/dailys/01/Aug01/081701/c000006.pdf

The z-value is the number of degrees necessary to change the D-value by a factor of ten. Again, D-values and z-values correspond to a ...

http://www.fass.org/fass01/pdfs/Freier.pdf

The Z-value can be found by plotting D-values against temperatures on a semi .... Ok, I understand Z-values. How do I determine a D-value from a Z-value and ...

http://www.tiselab.com/CC/spore news/03-02-V3 N2 Bo Z-value calculation.pdf

D values, Z value and temperature coefficient do not indicate unusual thermal resistance. Sterilization values, the minimum time required to ...

http://www.springerlink.com/index/P0138003X84W0867.pdf

than the sensitive fraction as measured by the D values (time required to de- ... Thus, the z value was found to be constant between 120 and ...

http://www.springerlink.com/index/KW4T812528127022.pdf

The z value for B. subtilis vax. niger spores was calculated by the method of least squares from six different D values in the temperature range 140 to 190 ...

http://mic.sgmjournals.org/cgi/reprint/101/2/227.pdf

by P MAFART - 1998 - Cited by 23

http://www.dict.uh.cu/Bib_Dig_Food/ift/jfs/jfs63/jfsv63n1p0006-0008ms6066.pdf

By determining the D- values at various temperatures, a z-value can be determined from the slope of the line that results from plotting the log of D-values ...

http://www.fsis.usda.gov/PDF/FSRE_SS_3PrinciplesThermal.pdf

of sterilization that are frequently encountered in the discussions of depyrogenation are D value. z value and. Fvalue. D value: the time required to give a ...

http://www.acciusa.com/pdfs/newsletter/LAL_Vol.11No.5.pdf

TABLE 2. D values and Z values of V. vulnificus strains of opaque and translucent morphotypes. Strain and morphotype. D value (min) ata. Z value ...

http://aem.asm.org/cgi/reprint/63/8/3308.pdf

D values and their 95% confidence limits (in minutes) for individual thermaldestruction tests .... nitrogen and the air tests the largest z value was ...

http://aem.asm.org/cgi/reprint/16/2/343.pdf

z-value means that a relatively small increase in tem- perature results in a greater increase in ... Once this F-value is calculated and correlated to a D- ...

http://pubs.ext.vt.edu/600/600-070/600-070.pdf

required to reduce the D - value by one log cycle is called the z-value. ❖ A knowledge of D-value ... botulinum, F0 values achieved are often greater ...

http://sst-web.tees.ac.uk/external/U0000504/Notes/foodhyg/Preservation.pdf

The pasteurisation follows the same regularities as the sterilization (D-value, z-value). Analogously to the F-value in the sterilization, the P-value is ...

http://www.dornow.de/Web02/englisch/Q-Prospekte/Q41E3.pdf

There is another set of values, the canonical_efficiency_factors, .... <value multiplicity="6"><d>0.428571429</d></value> ... <value><z>1</z></value> ...

http://www.stat.osu.edu/~comp_exp/jour.club/a note on efficiency factors.pdf

perature rose, this peak shifted toward lower values of . It was ..... [3] J. F. Liu, Y. Zhang, Y. Ding, D. Dimitrov, and G. C. Hadjipanayis, J. ...

http://ieeexplore.ieee.org/iel5/20/19613/00908776.pdf?arnumber=908776

the D-value graphs describe all of the data points rather than only averages. The z-value was calculated from linear regression of log D-values (minutes) ...

http://www.fao.org/docs/eims/upload/259690/ak113e00.pdf

or 1-log cycle at a specific temperature. Z value, the temperature increase required to reduce the D value by a factor of 10. F value (process lethality), ...

http://www.informaworld.com/index/HQF2LNMW3WCRJAWK.pdf

Z-value: temperature change required resulting in a 1-log reduction in D-value. F-value: the number of minutes to kill a specified number of ...

http://www.idc-ch2m.com/Papers/IDC2002 autoclave.pdf

ten fold change in D value. D110 =20 min. Z value = 9◦C. i.e. at 119 ◦C the D =2 min. at 128 ◦C the D = 0.2 min . F value ...

http://www.pua.edu.eg/PUASite/uploads/file/Pharmacy/fall2009/PHR413/week2/lecture notes 1&2.pdf

However, the log-linear relationship between these D-values and temperature to allow for the z-value to be determined could not be initially performed due ...

http://iufost.edpsciences.org/articles/iufost/pdf/2006/01/iufost06000012.pdf

Table 1 gives P(A) values and d' values calculated from z value plots and tables. Errors of d' were estimated by comparison with values 100 trials prior, ...

http://www.perceptionweb.com/perception/fulltext/p01/p010459.pdf

reported the decimal reduction times (D-values) of L. monocytogenes .... growth medium was used (z-value of 8.40 vs. 6.99°C). Again this can ...

http://fshn.ifas.ufl.edu/seafood/sst/AnnPdf/14th_135.pdf

ability of microorganisms to survive from heating effect which are represent as D and z value. The higher the D and z values of a microbe the bigger the ...

http://www.pustaka-deptan.go.id/publikasi/ja011084.pdf

by SA PALUMBO - Cited by 24

http://wyndmoor.arserrc.gov/Page/1987\5192.pdf

Solution: We set C3 equal to the product of the z-values of ... d) Suppose the x-value is in the 70-th percentile. What is the percentile value of its regression estimate? Solution: The z-value of the regression estimate is r times the ...

http://nyjm.albany.edu:8000/~mark/classes/108/e1s98sol.pdf

Culture adapted to acid at pH 4.5 had the highest z value (5.10°C), .... Z values (change in heating temperature needed to change the D value by 90%) were ...

http://www.amp.microbiology.pl/archive/vol5442005295.pdf

The Z-Value is therefore the temperature change that will bring about a 10-fold change in the D-Value. The. Z-Value is measured in °C. ...

http://www.tecnosoft.net/repository/prodotti/allegati/tutorial_sterilisation_pasteurisation_tecnosoft_en.pdf

by SC Busschaert - 1978 - Cited by 11

http://www.ncbi.nlm.nih.gov/pmc/articles/PMC242888/pdf/aem00218-0164.pdf

Schedule D: sub-lethal hold (121ºF) for 5 min before reaching 135ºF. ... of 130 F, and a z-value of 11.4 F - determined based on isothermal ... •Logistic Regression analysis of all log CFU vs. F-value data in R.2.5.0 ...

http://www.meathaccp.wisc.edu/posters/Log Reg FINAL PRINT 7-23.pdf

mean values obtained in the present experiment gave a reasonable approxi- ..... by mental work or a stimulant drug such as d-amphetamine, was found to be ...

http://ep.physoc.org/content/53/3/296.full.pdf

F-value. ∎ Time to achieve a defined process at a given temperature. ● z-value. ∎ Temperature required for a 1-log (10-fold) change in D-value ...

http://www.foodprotection.org/files/rr_presentations/RR_07.pdf

stroke were 0.58 (0.43 to 0.78; P 0.001) per z value of 25(OH)D and 0.62 (0.47 to .... patients with fatal stroke were performed with z values of 25(OH)D ...

http://stroke.ahajournals.org/cgi/reprint/STROKEAHA.107.513655v1.pdf

Both D- and z-values determined in the present work for γ -GT and LPO were in the range of previously reported values [7, 15,. 19, 31]. The z-value of 8 oC ...

http://www.dairy-journal.org/articles/lait/pdf/2002/05/01.pdf

times or D values at a particular temperature. This would be a valid ... fect the z value, variable values were reported even in situations with the ...

http://spo.nmfs.noaa.gov/mfr452/mfr4521.pdf

has mean kfi = kn^d/a and variance k. A group sequential procedure for .... With greater values of n, the z-value ordering often has less power than the ...

http://biomet.oxfordjournals.org/cgi/reprint/82/3/650.pdf

by C ZufallFIG. 2. D values of Saccharomyces diastaticus. The Z value, also called the decimal reduction temperature, indicates the temperature change in Kelvin, ...

http://www.scientificsocieties.org/JIB/papers/2000/2000_106_3_163.pdf

by AY Sugai - Related articles

http://pqi.poli.usp.br/lea/docs/cigr2006g.pdf

perature required to reduce the D value of a particular microorganism by 90 %. The .... 65 °C, since the z value can fluctuate greatly at lower values. ...

http://www.wfhss.com/html/educ/articles/educarticle_0009_en.pdf

by BM Boca - 2002 - Cited by 1

http://www.gmpua.com/Equipment/Sterility/Sterilization/article.pdf

by DJ Bolton - 2003 - Cited by 14

http://www.science.ulster.ac.uk/food/PDFs/Rachel03JAM.pdf

by M AL-HOLY - 2004 - Cited by 11

http://www.bsyse.wsu.edu/tang/Previouswebsite/Resources/pdfdocs/microwave-sterilization/tang84.pdf

by DRT MONVILLE - Cited by 1

https://www.ift.org/fooddefense/10-Monteville.pdf

by GC Fletcher - Cited by 1

http://www.crop.cri.nz/home/research/marine/pathogens/hot-smoked.pdf

For a given micro-organism and a given temperature, D denotes the ... heat penetration curve and the z-value from the micro-organism's thermal death curve. ... minutes on 121.1 ºC (so, the F-value of C. botulinum spores is 2.52 minutes) ...

http://csuka.mk.u-szeged.hu/~hampel/publikacio/egyeb/2009_04_heattreatmentoptimizationofcannedmeats.pdf