Updated: 6 March, 2007
How Phase Contrast Works
  Bio 184 Practical 2

RESULTS

                       

Mother’s

Alleles

Child’s

Alleles

Obligate

Paternal

Allele

Alleged

Father

Mark’s

Alleles

Alleged

Father

Peter’s

Alleles

Can

Either be

Excluded?

Profiler Loci

D3S1358

15,18

18,18

16,18

17,18

No

VWA

16,17

17,19

19

14,17

18,19

Mark

FGA

20,23

22,23

22

22,24

22,24

No

D8S1179

14,14

14,15

15

10,14

14,15

Mark

D21S11

28,29

28,30.2

30.2

28,29

30,30.2

Mark

D18S51

17,17

12,17

12

14,19

12,12

Mark

D5S818

11,13

11,12

12

12,13

11,12

No

D13S317

11,12

8,12

8

11,13

8,12

Mark

D7S820

10,10

10,12

12

7,10

8,12

Mark

Additional Cofiler Loci

D16S539

11,12

9,12

9

10,11

9,12

Mark

THO1

6,9.3

6,9.3

9,9.3

9.3,9.3

No

TPOX

8,11

8,8

9,9

8,8

Mark

CSF1PO

11,11

11,11

10,10

11,13

Mark

Amelogenin

X

XY

XY

XY

XY

No

      Paternity Index = Prob. Alleged Father could have contributed obligate paternal allele 

                                    Prob. Random Man could have contributed obligate paternal allele

      Combined PI = Product of individual PIs at each locus tested

 

         Locus

Obligate

Paternal

Allele

Freq. Obligate

Paternal Allele

     

            PI

D3S1358

18

0.1450

0.5/0.1450

3.45

VWA

19

0.1100

0.5/0/1100

4.55

FGA

22

0.1400

0.5/0.1400

3.57

D8S1179

15

0.1300

0.5/0.1300

3.85

D21S11

30.2

0.0250

0.5/0.0250

20

D18S51

12

0.1425

1/0.1425

7.02

D5S818

12

0.3325

0.5/0.3325

1.50

D13S317

8

0.1150

0.5/0.1150

4.35

D7S820

12

0.1600

0.5/0.1600

3.13

D16S539

9

0.1075

0.5/0.1075

4.65

THO1

9.3

0.3500

1/0.3500

2.86

THOX

8

0.5825

1/0.5825

1.72

CSF1PO

11

0.2575

0.5/0.2575

1.94

Combined PI

2.75*10^7

*At each locus, the likelihood that the alleged father could have contributed the obligate paternal allele is either 0.5 (if he is a heterozygote) or 1.0 (if he is homozygote).

PI   =   p(alleged father contributed alleles)/p(random man contributed)

                        CPI  =  product of all PI [1]

____________________________

                        PRM  =  2pq  for Heterozygotes (formula 1)

                                    = p^2  + [p(1-p)(0.01)]   for HOMOzygotes (formula 2)

Profiler Loci

Child Homo/Hetero

Alleles

Formula used

Value

D3S1358

HOMO

18, 18

2

0.02226

VWA

Hetero

17, 19

1

0.055

FGA

Hetero

22, 23

1

0.0392

D8S1179

Hetero

14, 15

1

0.04875

D21S11

Hetero

28, 30.2

1

0.008125

D18S51

Hetero

12, 17

1

0.029925

D5S818

Hetero

11, 12

1

0.2610125

D13S317

Hetero

8, 12

1

0.064975

D7S820

Hetero

10, 12

1

0.0768

Additional Cofiler Loci

D16S539

Hetero

9, 12

1

0.073637

THO1

Hetero

6, 9.3

1

0.17675

TPOX

HOMO

8, 8

2

0.341738

CSF1PO

HOMO

11, 11

2

0.068218

2.24814E-16

 

Frequency tables

ALLELE African-American Caucasian D8S1179     Allele AA C Allele AA C
8 * 0.0175 D18S51     D16S539    
D3S1358     9 0.0051* 0.01* 16 0.1744 0.14 5 0.0026* *
9 0.0026* * 10 0.0308 0.08 17 0.1641 0.105 8 0.0385 0.015
10 * * 11 0.0436 0.0625 18 0.1103 0.06 9 0.1821 0.1075
11 0.0026* 0.0025* 12 0.1051 0.1425 19 0.1026 0.0375 10 0.1128 0.0425
12 0.0051* 0.0025* 13 0.1974 0.3475 20 0.0487 0.015 11 0.03 0.2975
13 * 0.0050* 14 0.3333 0.1875 21 0.0103* 0.0100* 12 0.1846 0.3425
14 0.118 0.1125 15 0.2103 0.13 22 0.0103* 0.0025* 13 0.1564 0.175
15 0.2795 0.2825 16 0.0641 0.02 23 0.0026* 0.0025* 14 0.0205 0.0175
15.2 0.0026* * 17 0.0103* 0.0025* 24 * * 15 0.0026* 0.0025*
16 0.3231 0.2225 18 * * 25 * *      
17 0.218 0.2225 19 * * 26 * * THO1    
18 0.0462 0.145 D21S11           5 0.0026* *
19 0.0026* 0.0050* 24.2 * 0.0050* D5S818     6 0.1308 0.2525
vWA     25 * * 7 0.0026* 0.0025* 7 0.4 0.16
11 0.0026* * 26 0.0026* * 8 0.0513 0.0050* 8 0.2282 0.0925
12 * * 27 0.059 0.0375 9 0.0205 0.0225 9 0.1308 0.1375
13 0.0154 * 28 0.218 0.1625 10 0.0744 0.0675 9.3 0.1 0.35
14 0.077 0.085 28.2 * * 11 0.2539 0.3925 10 0.0077* 0.0075*
15 0.2205 0.0825 29 0.2 0.2075 12 0.3256 0.3325      
16 0.2692 0.1975 29.2 * 0.0050* 13 0.2487 0.165 TPOX    
17 0.1692 0.25 29.3 0.0026* * 14 0.0205 0.0100* 6 0.0821 *
18 0.1385 0.2575 30 0.1615 0.2625 15 0.0026* * 7 0.0359 *
19 0.0846 0.11 30.2 0.0256 0.025 16 * 0.0025* 8 0.3436 0.5825
20 0.0205 0.015 31 0.0897 0.055       9 0.2 0.1125
21 * 0.0025* 31.2 0.059 0.105 D13S317     10 0.0923 0.0475
22 0.0026* * 32 0.0077* 0.0125* 5 * 0.0025* 11 0.2154 0.225
FGA     32.2 0.0692 0.0725 8 0.0359 0.115 12 0.0308 0.03
16.2 0.0026* * 33 0.0051* 0.0025* 9 0.0231 0.0775 13 * 0.0025*
17 0.0026* * 33.1 0.0026* * 10 0.0231 0.0675      
18 0.0051* 0.015 33.2 * 0.0075* 11 0.2718 0.3125 CSF1PO    
19 0.0462 0.0625 34 0.0026* * 12 0.4436 0.2825 6 0.0026* *
19.2 0.0026* * 34.2 * 0.0075* 13 0.141 0.0975 7 0.0718 *
20 0.0436 0.1625 35 0.0359 * 14 0.0615 0.0425 8 0.0744 0.0025*
20.2 * 0.0075 35.2 * * 15 * 0.0025* 9 0.0385 0.0275
21 0.1333 0.1775 36 0.0154 *       10 0.3051 0.2675
21.2 0.0026* * 38 0.0026* * D7S820     10.3 * 0.0025*
22 0.1897 0.14 D18S51     6 0.0051* * 11 0.2128 0.2575
22.2 0.0026* 0.0050* 9 * * 6.3 * 0.0025* 12 0.2205 0.3575
23 0.1897 0.14 10 0.0051* 0.0050* 7 * 0.025 13 0.0692 0.07
24 0.1641 0.1325 10.2 0.0051* * 8 0.1795 0.175 14 0.0051* 0.015
25 0.1231 0.1125 11 0.0154 0.02 9 0.118 0.13 15 * *
26 0.041 0.015 12 0.0564 0.1425 10 0.3359 0.24
26.2 * * 13 0.041 0.15 11 0.2282 0.23
27 0.041 0.0050* 13.2 0.0051* * 12 0.0949 0.16
28 0.0077* * 14 0.0667 0.1675 13 0.0359 0.0275
29 0.0026* * 14.2 0.0051* * 14 0.0026* 0.0075*
30 * * 15 0.1769 0.1425 15 * 0.0025*

 

 


 

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