-2001-present. Assistant Research
Professor, Department Plant Pathology, University of Arizona, Tucson, AZ,
-1998-2001. Senior Museum Scientist, Department Nematology,
University of California, Davis, CA,
-1994-1998. Postdoctoral Research Associate, Department
Nematology, University of California, Davis, CA,
-1992-1993. Visiting Scientist, Department of Nematology,
University of California, Davis, CA,
-1992-1993. Assistant Professor, Department of Zoology,
University of La Plata,
-1988-1990. Teaching Associate, Department of Agricultural
Education, Ministry of Education and Culture, Buenos Aires,
-1986-1991. Graduate Research Assistant, CEPAVE, University
of La Plata,
-1984-1985. Graduate Teaching Assistant, Department of Zoology, University of
La Plata,
-1983-1984. Graduate Teaching Assistant, Department of Animal Histology and
Embryology, University of La Plata,
-
Professional Development Award for Scientific Staff. College of Agriculture
ad Environmental Sciences, University of Califonia, Davis. 2000.
- Professional Development Award for Scientific
Staff. College of Agriculture and Environmental Sciences, University of California,
Davis. 1999.
- Research Fellowship, Organization of American States. 1993-1995.
- IFS International Fellowship. International Foundation for Science Stockholm,
Sweden, 1991 and 1992, respectively.
- Research Fellowship for Graduate Students (Second Level), Commission of Scientific
Investigations (CIC), Buenos Aires, Argentina, 1986-1988.
- Research Fellowship for Graduate Students (First Level), Commission of Scientific
Investigations (CIC), Buenos Aires, Argentina, 1989-1992.
- Graduate Student Fellowship. Granted by the College of Natural Sciences and
Museaum Studies, National University of La Plata, Argentina. 1983.
- 2002 - External
Doctoral Committee Advisor for Julio C. Parada. Facultad de
Agronomia, Universidad Nacional de Colombia. Dissertation: "Diversity
of entomopathogenic nematodes from natural and cultivated areas in Chingaza
and Sumapaz (Cundinamarca), Colombia."
- 2001 - Committee member for Jennifer Decker's Masters
Thesis. Dept. Plant Pathology, University of Arizona. Thesis: "Impact
of root exudates on nematode behavior"
- 1999 - Committee member and external reviewer for
Ms. Horolma Pamjav’s Ph. D. Dissertation, from Eotvos Lorand University, Faculty
of Natural Sciences, Department of Genetics, Budapest, Hungary. Dissertation:
"PhastSystem PAGE PCR-RFLP analysis of entoopathogenic nematode/bacterium
complexes".
- 1998 - Co-advisor of Masters Thesis for Ms. Adriana Saenz Aponte, Universidad
Nacional de Colombia.
-1998 - Co-advisor of Masters thesis for Mr. Julio
Cesar Parada, Universidad Nacional de Colombia, Santa Fe de Bogota,
- 1998 - Co-advisor of Ph. D. dissertation of Ms.
Nuchanart Tangchitsomkid, National University of Thailand, Bangkok. Thesis:
"Characterization of entomopathogenic nematodes (Steinernematidae and Heterorhabditidae)
in Thailand."
RELEVANT INVITED SEMINARS, SYMPOSIA &
WORKSHOPS
2002 - Invited Symposium Speaker at the VIII International Colloquium on Invertebrate Pathology and Microbial Control, Foz do Iguazu, Brazil. "Entomopathogenic nematode diversity in South America: Opportunities for exploration".
2002 - Invited Symposium Speaker at the International Conference of Parasitology, ICOPA X, Vancouver, Canada. "New Trends in Entomopathogenic Nematode Systematics: Impact of Molecular Biology and Phylogenetic Reconstruction".
2002 - Invited Seminar Speaker, Department of Plant Pathology, University of California, Riverside. “The Steinernematid Conundrum: Are molecules more enlightening that morphology.”
2002- Invited Seminar Speaker at the Department of Entomology, University of Arizona. "Insect Nematode Associations in Deciduous Woodlands from Western US".
2001 - Invited lecturer at the International Course on the Systematic and Biology of Entomopathogenic Nematodes. Universidade Estadual do Norte Fluminense, Campos dos Goytacaces, Rio de Janeiro, Brazil.
2001 - Invited Symposium Speaker at the Biological Control Conference, Bozeman, MT. "The importance of Systematics in Biological Control".
2000
- Invited Speaker at the 2nd. US-Hungarian Entomopathogenic Nematode-Bacterium
Annual Meeting. Visegrad,
2000 - Invited Symposium Speaker
at the 33rd Annual meeting of the Society of Invertebrate Pathology
and 4th International Conference on Bacillus thuringiensis.
Guanajuato,
1999 - Invited Seminar Speaker at
the International Entomopathogenic Nematodes-Bacterial Complexes Meeting held
at the University of Wisconsin, Milwaukee,
1998 - Invited lecturer for the
First Latin American Course on Insect Associated and Parasitic Nematodes”. College
of Agronomy and Veterinary School, University of Litoral, Santa Fe,
1998 - Invited lecturer for the
undergraduate Seminar Session at the Department of Agricultural Zoology, College
of Agronomy and Veterinary School, University of Litoral, Santa Fe
1997 - Invited speaker for the "Fall
Seminar Session" organized by the Department of Nematology, U. C. Riverside.
Riverside, CA,
1997 - Invited Participant at the
NSF (National Science Foundation) Workshop on Inventory and Systematics of soil
nematodes. Tucson, Arizona,
1996 - Invited Keynote Speaker at
the International Institute of Parasitology, St. Albans,
1995 - Invited speaker at the Department of Nematology, U. C. Riverside, California, USA. "Are morphometrics reliable for the identification of Heterorhabditis species?"
1995 - Invited Participant for the
All Taxa Biodiversity Inventory (ATBI), Nematode Taxonomic Working Group, held
at the Guanacaste Reserve Station in
1994 - Guest Lecturer at the S-240
Meeting. " Development of entomopathogens as control
agents for insect pests". February 16-18, San Diego, California.
1991-1992 - Guest Lecturer at the Plant Pathology Course. Sponsored by the I.S.E.A. Argentine Rural Society. Buenos Aires(DC), October 1991. Buenos Aires. "Biological Control of Agriculture Pests".
1991 - Guest Lecturer at the "Entomopathogens
of Soil Pests". Workshop sponsored by the National Institute of Agriculture
Technology (INTA). Castelar,
1991 - Guest Lecturer at Biosys,
Palo Alto. California,
1990 - Guest Lecturer at the Postgraduate
Course of Applied Ecology, National Biotechnological College, La Plata,
- Peer-review Publications:
1. Stock, S. P. 1988. Leidynema (L.) appendiculata
(Nematoda: Thelastomatidae) en larvas de Oncideres sp. (Coleoptera: Cerambycidae) en
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2. Camino, N. B. and Stock, S. P. 1989. Hexamermis hortensis
n. sp. (Nematoda: Mermithidae) parasita de larvas de Spodoptera frugiperda
(Smith) (Lepidoptera: Noctuidae) en
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3. Camino, N. B. and Stock, S. P. 1989. Un nuevo nematodo
parasito del acridido Laplatacris disparRhen, 1939 en Argentina.
Rev. per. Entomol. 132: 33-35.
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4. Stock, S. P. and Camino, N. B. 1991. Pellioditis
pellio (Schneider) (Nematoda: Rhabditidae) parasitizing Scaptia
(Scaptia) lata Guerin-Meneville (Diptera: Tabanidae). Memorias
Oswaldo Cruz. 86 (2): 219-222.
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5. Stock, S. P. 1990. Rhabditis esperancensis n. sp. (Nematoda: Rhabditidae) parasito de larvas de Graphognathus leucoloma
(Boh.) (Coleoptera: Curculionidae) en Argentina. Rev.
Iber. Parasitol. 50 (3-4): 277-280.
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6. Stock, S. P. and Camino, N. B. 1992. Hexamermis ovistriata
sp. n. (Nematoda: Mermithidae) a parasite of the grasshopper Staurorhectus
longicornis Giglio-Tos (Orthoptera: Acridiidae) in
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7. Stock, S. P. 1992. Las Plagas Agricolas: Alternativas para su control.
Anales de la Sociedad Rural Argentina 13/14: 74-79.
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8. Stock, S. P. and Camino, N. B., 1992. Hexamermis cochlearius n. sp. (Nematoda: Mermithidae) a parasite of Dichroplus elongatus Giglio-Tos, 1894 (Orthoptera: Acridiidae) in Argentina. Nematol. Medit. 20 (3): 11-13.
9. Stock, S. P. 1992. Steinernema scapterisci Nguyen et Smart, 1990 (Nematoda: Steinernematidae) parasitizing the
mole cricket Scapteriscus borelli in
10. Stock, S. P. 1993. A new species of the genus Heterorhabditis
(Nematoda: Heterorhabditidae) parasitic of Graphognathus sp. larvae (Coleoptera:
Curculionidae) from
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11. Stock, S. P. 1993. Micoletzkya vidalae sp. n. (Nematoda:
Diplogasteridae) a facultative parasite of Diabrotica speciosa
larvae (Coleoptera: Chrysomelidae) from Argentina. Research & Reviews in
Parasitology 53:109-112.
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12. Camino, N. B. and Stock, S. P. 1993. Ciclo de vida de Pellioditis
pellio (Nematoda: Rhabditidae) parasito de larvas de Scaptia (S.)
lata (Diptera: Tabanidae) Acta Entomol. Chilena 8: 73-75.
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13. Stock, S. P. 1993. Description of an Argentinian population of Steinernema
feltiae (Filipjev, 1934) (Nematoda: Steinernematidae). Nematol.
Medit. 21: 279-283.
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14. Gardner, S. L., Stock, S. P. & Kaya, H. K. 1994. A new species
of Heterorhabditis from the Hawaiian islands. J. Parasitology 80: 100-106
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15. Camino, N. B. and Stock S. P. 1994. Hexamermis
macrostoma n. sp. (Nematoda: Mermithidae) parasitizing the cricket
Gryllodes laplatae (Orthoptera: Gryllidae) in
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16. Stock, S. P., Gardner, S. L., Wu, F. F. and H. K. Kaya. 1995. Characterization
of two Steinernema scapterisci populations (Nemata: Steinernematidae)
by morphology and random amplified polymorphic DNA markers. J. Helm. Soc. Wash.
62(2): 242-249
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17. Choo, H. Y, Kaya, H. K. and S. P. Stock. 1995. Isolation of entomopathogenic
nematodes (Steinernematidae and Heterorhabditidae) from
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18. Stock, S. P. 1995. Natural populations of entomopathogenic
nematodes from the Pampean region of Argentina. Nematropica 25: 143-148.
[view pdf]
19. Stock, S. P. and H. K. Kaya. 1996. A multivariate analysis of morphometric
characters of Heterorhabditis species and the role of morphometrics
in the taxonomy of the species of the genus. J. Parasitology 82: 806-813.
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20. Stock, S. P. Strong, D. R. and Gardner S. L. 1996. Identification
of Heterorhabditis (Nemata: Heterorhabditidae) from California with a
new species isolated from the larvae of the ghost moth Hepialis californicus
(Lepidoptera: Hepialidae) from the Bodega Bay Natural Preserve. Fundam. Appl. Nematol. 19(4): 585-592.
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21. Stock, S. P., Choo, H. Y. and Kaya H. K. 1996. A new entomopathogenic
nematode, Steinernema monticolum sp. n. (Rhabitida: Steinernematidae)
from Korea. Nematologica 43: 15-29.
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22. Stock, S. P., Choo, H. Y. and Kaya, H. K. 1997. First record Steinernema
glaseri (Steiner) (Rhabditida: Steinernematidae), with notes on intraspecific
variation. Nematologica 43:377-381.
23. Koppenhofer, A. M., Baur, M. E., Stock, S. P., H. Y. Choo, Chinnasri,
B. and Kaya, H. K. 1997. Survival of entomopathogenic nematodes within host cadavers in dry
soil. Applied Soil Ecology 6: 231-240.
[view pdf]
24. Stock, S. P. 1997. Heterorhabditis hepialius Stock,
Strong & Gardner, 1996 a junior synonym of H. marelatus Liu
& Berry, 1996 (Rhabditida: Heterorhabditidae) with a redescription of the
species. Nematologica 43: 455-463.
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25. Stock, S. P. 1996. Estudio sobre la capacidad patogenica de Heterorhabditis
argentinensis (Nemata: Heterorhabditidae). Rev. Soc. Entomol. Arg. 55
(1-4): 175-177
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26. Hominick, W. M., B. R. Briscoe, F. G. del Pino, J. Heng, D. J. Hunt, E.
Kozodoi, Z. Mracek, K. B. Nguyen, A. P. Reid, S. Spiridonov, S. P. Stock,
D. Sturhan, C. Waturu and M. Yoshida. 1997. Biosystematics of entomopathogenic
nematodes: current status, protocols and definitions. J. Helminthology 71: 271-298.
[view
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27. Stock, S. P., V. Samsook and A. P. Reid, 1998. A new entomopathogenic
nematode Steinernema siamkayai sp. n. (Rhabditida: Steinernematidae)
from
[view pdf]
28. Stock, S. P. and S. A Nadler. 1998. Revised
list of type specimens on deposit in the University of California Davis Nematode Collection. J. Nematology 30: 368-390.
[view pdf]
29. Stock, S. P., B. M. Pryor and H. K. Kaya.1999. Distribution
of entomopathogenic nematodes (Steinernematidae and Heterorhabditidae) in natural
habitats in California. Biodiversity and Conservation.
8: 535-549.
[view pdf]
30. Burnell, A. M. and Stock, S. P. 2000. Heterorhabditis,
Steinernema and their bacterial symbionts. Lethal
pathogens of Insects. Nematology 2: 31-42
[view pdf]
31. Stock, S. P., Mracek, Z. and Webster, J. M. 2000. Morphological
variation among selected allopatric populations of Steinernema kraussei
(Steiner, 1923) (Rhabditida: Steinernematidae). Nematology 2: 143-152.
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32. Stock, S. P., Heng, J., Hunt, D., Reid, A. P., Shen, X. and H. Y.
Choo. 2001. Redescription of Steinernema longicaudum Shen &
Wang (Nematoda: Steinernematidae). Geographic distribution and phenotypic variation between allopatric
populations. J. Helminthology: 75: 81-92.
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33. Stock, S.P., J. F. Campbell and S. A. Nadler.
2001. Phylogeny of Steinernema Travassos, 1927 (Cephalobina: Steinernematidae)
inferred from ribosomal DNA sequences and morphological
characters. Journal of Parasitology 87: 877-889.
[view pdf]
34. S. Hazir, S. P. Stock, H. K. Kaya, A. M. Koppenhofer
and N. Keskin. 2001. Developmental temperature effects on five geographic
isolates of Steinernema feltiae (Nematoda: Steinernematidae. Journal
of Invertebrate Pathology 75: 81-92.
[view pdf]
35. Stock, S. P., Griffin, C. T. and Burnell A. M. 2002. Morphological
characterization of three isolates of Heterorhabditis Poinar, 1976 from
the “Irish group” (Nematoda: Rhabditida: Heterorhabditidae) and additional evidence
supporting their recognition as a distinct species, H. downesi
n. sp. Systematic Parasitology 51: 95-106.
[view pdf]
36. Stock, S. P., I. De Ley, P. De Ley, M. Mundo, J. G. Baldwin and S. A. Nadler. 2002 Plectonchus hunti n. sp. and Panagrobelus stammeri (Rühm, 1956): Implications of new morphological observations for characterization of these closely related genera (Nematoda: Panagrolaimoidea). Nematology 4: 403-419.
37. Hazir, S., Keskin, N., Stock, S. P., Kaya, H. K. and Özcan S. 2003. Diversity and Distribution of Entomopathogenic
Nematodes (Rhabditida: Steinernematidae and Heterorhabditidae) in
[view pdf]
38. Stock, S. P. 2002. New Trends in Entomopathogenic Nematode Systematics:
Impact of Molecular Biology and Phylogenetic Reconstruction. In: (Monduzzi,
ed.) Proceedings of the International conference on Parasitology, Vancouer,
Canada. pp.1-8.
[view pdf]
39. Stock, S. P. 2002. Entomopathogenic nematode diversity in South
America: Opportunities for exploration. In: Proceedings of the VII International
Colloquium on Invertebrate Pathology and Microbial Control, Foz do Iguazu, Brazil,
pp. 105-109.
[view JPEG]
40. Campbell, J. F., Lewis, E. E., Stock, S. P., Nadler, S. A. and Kaya, H. K. 2003. Evolution of host search strategies in entomopathogenic Nematodes (Nematoda: Steinernematidae). Journal of Nematology (In Press).
41. Stock, S. P. and Reid, A. P. 2003. Biosystematics of entomopathogenic nematodes (Steinernematidae, Heterorhabditidae): current status and future directions (In Press).
42. Stock, S. P., and Koppenhofer, A. M. 2003. Steinernema scarabaei n. sp. (Rhabditida: Steinernematidae), a natural pathogen of scarab beetle larvae (Coleoptera: Scarabaeidae) from New Jersey. Nematology (In Press).
43. Hazir, S., Stock, S. P. and Keskin, N. 2003. A new entomopathogenic nematode, Steinernema anatoliense. n. sp. (Rhabditida: Steinernematidae), from Turkey. Systematic Parasitology (In Press).
44. Coscaron, M. C. and Stock, S. P. 1994. Enemigos Naturales y Control biologico. In: A. Lanteri (ed.) Bases para el control integrado de los gorgojos de la alfalfa. Editoral La Campana. pp. 73-85.
45. Stock, S. P. y Camino, N. B. 1996. Nematodos entomopatogenos. In: R. Lecuona (ed.) Microorganismos patogenos empleados en el control microbiano de insectos plaga. Talleres Graficos Mariano Mas, Buenos Aires. pp. 105-118
46. Stock, S. P. 1996.Tecnicas empleadas con nematodos entomopatogenos. In: R. Lecuona (ed.) Microorganismos patogenos empleados en el control microbiano de insectos plagas. Talleres Graficos Mariano Mas, Buenos Aires. pp. 177-182.
47. Crespo, D. C., Lecuona, R., Diaz, B. M. and Stock, S. P. 1996. Cria de insectos en el laboratorio. In: R. Lecuona (ed.) Microorganismos patogenos empleados en el control microbiano de insectos plagas. Talleres Graficos Mariano Mas, Buenos Aires. pp. 183-188.
48. Stock, S. P. and Bonifassi, E.1996. Produccion de Nematodos Entomopatogenos. In: R.Lecuona (ed.) Microorganismos patogenos empleados en el control microbiano de insectos plagas. Talleres Graficos Mariano Mas, Buenos Aires. pp. 237-240.
49. Kaya, H. K. and Stock, S. P. 1997. Techniques in Insect Nematology. In: L. A. Lacey (ed.) Manual of Techniques of Insect Pathogens. Academic Press. pp. 281-324.
50. Stock, S. P. and Hunt, D. J. 2003 Nematode Morphology and Systematics. In: Grewal, P.S., Ehlers, R.U., and Shapiro-Ilan, D. I. (eds.) Nematodes as biological control agents. CAB International (In Preparation).