Page 4 - Eureka! Fall 2005
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Cover story                                                                                                                 Fighting crime with                                                                                         Alumni links

                                                                                                                                  genetic ingenuity






                                                                                When                                             slife can have the biggest impact.   first-degree murder, bringing the total   including the special ways
                                                                                                                                   ometimes the smallest things in
                                                                                                                                 According to Dina Lama, BScHons/02,   fast-paced position of case co-  stored, and packed.
                                                                                                                                                                   number of charges to 27.
                                                                                                                                                                                                     in which it’s collected,
                                                                                                                                                                      Currently, Lama works in the
                                                                                                                                 this is certainly the case with deoxy-
                                                                                                                                                                                                       It’s really a far cry from
                                                                                                                                 ribonucleic acid, or DNA.
                                                                                                                                                                                                     the sexy depictions of lab ana-
                                                                                                                                                                   ordinator, screening the exhibits
                                                                               strikes...                                        coordinator with the Royal Canadian   brought in from the field and se-  lysts in such television shows as
                                                                                                                                   As a forensic DNA analyst and case
                                                                                                                                                                   lecting the ones that may yield the
                                                                                                                                                                                                     CSI: Crime Scene Investigation,
                                                                                                                                                                                                     Lama says.
                                                                                                                                 Mounted Police (RCMP), she has first-
                                                                                                                                                                   strongest and most significant clues.
               Gail Atkinson, Earth Sciences professor.                                                                          hand experience with those tiny ge-  Deliveries of evidence run the gamut   Real-life lab analysts typically
                                                                                                                                 netic identifiers that make us who we   from spent firearm cartridges, to   don full lab coats, face masks,
                                                                                                                                 are and record where we have been.   counterfeits, to DNA swabs, autopsy   and gloves. Tied-back hair is the
                  ou wake up with a jolt. Something   by telling people where more shak-  the ShakeMap program. Roughly 90         Lama frequently examines and    samples, and forgeries.           norm. In fact, it’s often difficult
               yisn’t right. The light fixture above   ing will occur and where there will   of these stations are installed across   processes evidence from high-profile   “Investigators just don’t drop ex-  to tell whether analysts are men
               your head is swaying like a pendulum,   be less, delivering to users a more   Canada as part of the Portable Ob-  crime scenes from across Canada.   hibits off at the lab’s door, they have   or women because they’re so
               your bed seems to be wobbling off its   detailed snapshot of the earthquake   servatories for Lithospheric Analysis   And, if summoned, she uses her ex-  to get my okay first,” she says, adding   covered up, says Lama.
               frame, and the rattling from inside   in mere minutes.              and Research Investigating Seismicity         pertise in DNA analysis to testify in   the evidence must meet strict criteria   “We don’t wear mini-skirts,
               your kitchen cupboards grows louder   Within three minutes after the St.   (POLARIS). The project is led by Car-  criminal court proceedings, includ-  before being admitted for analysis,   shorts or T-shirts. If we did, we
               as dishes cascade onto the floor.   Lawrence earthquake, email alerts   leton under the direction of Professor    ing cases before the Supreme                                               would contaminate the
                 The earthquake you’re experiencing   were sent out to users, informing   Atkinson and has five other Canadian   Court of Alberta.                                                          evidence. Quality control is a
               could be minor or it could be the start   them of the peak ground velocity and   universities as members, as well as   “We find evidence that                                                huge issue in the work we do.”
               of something more severe. You could   intensity recorded at each of the sur-  the Geological Survey of Canada.    may aid the prosecution of                                                   As well, real-life analysts
               be right at the epicentre, or you could   rounding earthquake stations. Four   “I’m very proud of our ShakeMap    someone or exonerate an                                                    don’t pump out results in
               be far away from something bigger.   minutes later, online maps were gen-  team, which has developed the first    individual who is wrongfully                                               the matter of half an hour,
               Without the help of sophisticated   erated that displayed this information   working ShakeMap application out-    accused,” she says of the DNA                                              she says.
               technology and seismological experts,   using a variety of colours to indicate   side of the western United States,”   derived from nucleated skin                                             George Carmody, Profes-
               you may not know … until it’s too late.   which areas were hardest hit.   says Atkinson. “We have demonstrated    or blood cells. This precious                                              sor Emeritus of Biology and
                 Research conducted in the Depart-  This information can be especially   that it can provide reliable and timely   evidence is carefully col-                                               Lama’s honours thesis advi-
               ment of Earth Sciences could help fill   useful to first responders whose job it   information on the strength of ground   lected from murder scenes                                         sor, echoed these sentiments
               the information void when it comes to   is to evacuate victims and treat them   shaking and its likely effects through-  by identification officers and                                      at “CSI: Halifax,” a recent
               predicting and assessing the poten-  for injuries. It also gives managers   out southern Ontario — almost as      delivered to the Ottawa labs                                               FOCUS Tour presentation he
               tial havoc caused by an earthquake.   of critical infrastructure, such as the   soon as the shaking stops.”       where Lama works.                                                          gave to Carleton alumni in
                 Under the direction of Professor   Pickering Nuclear Power Plant just   While the ShakeMap product                “The data we get from                                                    Nova Scotia’s capital.
               Gail Atkinson, a renowned earthquake   east of Toronto, a quick snapshot of   originated from California, Kaka and   this evidence can help a lot                                              “Even it if it was an as-
               expert, SanLinn Kaka is working on a   how they might be affected.   others have modified it to suit the lo-      of people,” she says. “It can                                              sault on the prime min-
               project called ShakeMap. The PhD stu-  Such facilities have a direct link to   cal landscape, proving the tool can be   give the family members (of                                          ister and you had good
               dent and other researchers at Carleton   seismological stations equipped with   used anywhere in the world.       murder victims) a sense of                                                 blood evidence, it would
               have been developing and modifying                                    “Once this gets off the ground, we’ll       closure. And it gives me such                                              take you three days to
               the Web-based program for over a year                               probably see more ShakeMaps crop              a huge feeling of gratifica-                                               get the results,” says the
               and successfully tested it last spring.                             up,” Kaka says, adding the tool would         tion and satisfaction to know                                              renowned DNA expert.
                 On March 6, 2005, the program                                     be useful for seismologists in coastal        I have the ability to help                                                 “(The way it’s depicted on
               successfully recorded an earthquake                                 B.C. “The challenge is that it has to be      them.”                                                                     television) is not the way
               in Quebec that registered 5.4 on the                                region-specific. So you have to tailor           While Lama cannot go                                                    it actually works.”
               Richter scale. While the epicentre was                              it to your region.”                           into specifics about the                                                     However, there is an
               under the St. Lawrence River, it was felt                             Kaka and Atkinson have co-pub-              highly-confidential cases                                                  upside to such popular TV
               by several surrounding towns and cities                             lished related research work in the           she has worked on, her lab                                                 shows as CSI:  They spark
               including Montreal, Ottawa and Boston.                              Seismological Society of America’s            unit continues to receive                                                  a lot of interest among
                 As is routine, the Geological Survey                              academic journals, including the Bul-         DNA samples from the B.C.                                                  aspiring forensic scientists,
               of Canada recorded the magnitude                                    letin of the Seismological Society of         pig farm of Robert Picton.                                                 Carmody says
               and location of the epicentre. While                                America and Seismological Research            The man accused of being                                                      Adds Lama: “The job is
               these are helpful pieces of informa-                                Letters. Please visit Carleton’s Shake-       Canada’s worst serial killer                                               a lot less glamorous than
               tion, they don’t tell the full story, says                          Map project at shakemap.carleton.ca.          was charged last spring                                                    people think. But I find it
               Kaka. ShakeMap fills in the blanks   SanLinn Kaka, PhD candidate in the Department of   Visit POLARIS at polarisnet.ca.  with 12 additional counts of   Dina lama, Bschons/02                truly fascinating.”
                                                 Earth Sciences.
               4 EUREKA!     FALL 2005                                                                                                                                                                   eur eka.carleton.ca 5
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