Current through September 21, 2024
(a)
Receipt - The receipt of each DNA Convicted Offender Database
sample at the Wyott Evidence Facility shall be the responsibility of the Wyott
Evidence Facility personnel. A CODIS sample transfer form will accompany all
samples submitted to the Crime Laboratory.
(b)
Acceptance Criteria - The
whole blood DNA-COD sample for inclusion in the DNA-COD database shall be
accepted on the basis of all of the following criteria:
(i) Sealed white envelope, initialed across 2
edges of yellow seal
(ii) Completed
white envelope submittal form
(iii)
Legible and accurate information
(iv) No prior accepted DNA-COD
sample
(v) Plastic transport
container cap properly sealed
(vi)
Blood tube properly sealed
(vii)
Blood tube legibly and accurately completed
(viii) Sufficient amount of blood in tube
(approximately 3/4 full)
(c)
Acceptance Criteria - The
blood-spot DNA-COD sample for inclusion in the DNA-COD database shall be
accepted on the basis of all of the following criteria:
(i) Sealed white envelope, initialed across 2
edges of yellow seal
(ii) Completed
white envelope submittal form
(iii)
Legible and accurate information on submittal form and blood-spot
cards
(iv) No prior accepted
DNA-COD sample
(v) Blood-spot cards
in acceptable condition
(vi)
Blood-spot cards contain sufficient amount of blood for processing
(vii) Blood-spot cards properly
sealed
(d)
Acceptance Criteria - The buccal DNA-COD sample for inclusion in
the DNA-COD database shall be accepted on the basis of all of the following
criteria:
(i) Sealed white envelope,
initialed across 2 edges of evidence seal
(ii) Completed white envelope submittal
form
(iii) Legible and accurate
information on submittal form and buccal collectors
(iv) No prior accepted DNA-COD
sample
(v) Buccal DNA collector in
acceptable condition
(vi) Buccal
collector properly sealed
(e)
Acceptance Notification - A
complete list of the accepted DNA Convicted Offender Database subjects shall be
provided to the DOC. Each copy provided of the DNA-COD list shall be documented
within the DNA-COD unit.
(f)
Rejection Criteria - the DNA-COD sample shall be rejected on the
basis of any of the following criteria:
(i)
Unsealed white envelope
(ii)
Incomplete white envelope submittal form
(iii) Illegible and/or inaccurate
information
(iv) Prior accepted
DNA-COD sample
(v) Plastic
transport container improperly sealed
(vi) Blood tube improperly sealed
(vii) Blood tube label illegible and/or
inaccurate
(viii) Insufficient
amount of blood given in tube (less than 3/4 full)
(ix) Leakage of blood into transport
tube
(x) Insufficient amount of
blood on a blood-spot card (all four spots filled)
(xi) Integrity of buccal collector paper in
doubt
(g)
Rejection Notification - All rejection notifications shall be sent
only to the DOC and will specify the reason for rejection.
(i) Rejection of any sample shall be made by
the CODIS Manager or qualified CODIS personnel.
(ii) Each notification shall be
documented.
(iii) The rejected
sample shall not be opened.
(iv)
The rejected sample shall be disposed of in a manner compliant with Wyoming
State Crime Laboratory Safety Guidelines.
(h)
Chain of Custody - No
DNA-COD sample shall be stored, intermingled or physically associated with
Wyoming State Crime Laboratory case work evidence.
(i) Only designated CODIS personnel or
designee shall initiate and maintain the internal Laboratory chain of
custody.
(ii) Evidence Tracking of
Accepted Samples - Each accepted DNA sample shall be marked with a unique
DNA-COD Identification Number.
(A) The
barcode including the unique identification number shall be placed in the space
provided on the preprinted white submittal envelope containing the
sample.
(i)
Initial Evaluation of Envelope Contents - Whole blood DNA-COD
samples:
(i) The plastic transport tube with
tamper proof cap shall be removed from the white submittal envelope and
inspected for integrity.
(ii) The
blood tube seal integrity shall be evaluated.
(iii) The subject's name on the blood tube
shall be verified with the subject's name on the front of the white submittal
envelope.
(iv) The blood tube
sample shall be removed from the transport container, transferred into a bubble
pack and replaced into the white submittal envelope for short term storage in
the DNA evidence refrigerator until processed.
(j)
Initial Evaluation of Envelope
Contents - Blood-spot DNA-COD samples:
(i) The cassette enclosing the blood-spot
cards shall be inspected for integrity.
(ii) The kit shall be inspected to verify
that two (2) blood-spot cards are present.
(iii) The subject's name on the blood-spot
cards will be verified with the subject's name on the front of the white
submittal envelope.
(k)
Initial Evaluation of Envelope Contents - Buccal DNA-COD samples:
(i) The envelope enclosing the buccal
collectors shall be inspected for integrity.
(ii) The kit shall be inspected to verify
that two (2) buccal collectors are present.
(iii) The buccal collectors shall be
inspected to verify the protective covers are in place.
(iv) Upon opening of the envelope enclosing
the buccal collectors, the subject's name on the buccal collector shall be
verified with the subject's name on the front of the white submittal
envelope.
(v) The buccal collection
paper shall be visually inspected for integrity.
(l)
Sample Processing Procedures
- Bio-hazard safety procedures in accordance with the Wyoming State Crime
Laboratory safety program shall be followed when handling biological samples.
Each sample shall be handled and examined one at a time.
(m)
Sample Spotting Procedure (Whole
Blood Only) - Bio-hazard safety procedures in accordance with the
Wyoming State Crime Laboratory safety program shall be followed when handling
biological samples. In addition, gloves shall be worn at all times and changed
with each sample. Each sample shall be handled, examined and spotted one at a
time to avoid possible cross contamination.
(n)
Buccal Sample Preparation
Procedure - Bio-hazard safety procedures in accordance with the Wyoming
State Crime Laboratory safety program shall be followed when handling
biological samples. In addition, gloves shall be worn at all times and changed
with each sample. Each sample shall be handled, examined and prepared one at a
time to avoid possible cross contamination.