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	21.	Dual-bed thin-layer chromatography for the separation and detection of drugs of abuse in urine. [electronic resource] by Broich, J R Goldner, S Gourdet, G Andryauskas, S Umberger, C J Hoffman, D B Producer: 19731009 In: Journal of chromatography vol. 80 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	22.	Microtubule-dependent changes in assembly of microtubule motor proteins and mitotic spindle checkpoint proteins at PtK1 kinetochores. [electronic resource] by Hoffman, D B Pearson, C G Yen, T J Howell, B J Salmon, E D Producer: 20011204 In: Molecular biology of the cell vol. 12 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	23.	Liquid-solid extraction of lyophilized biological materials for forensic analysis. II. Application to bile samples for the detection of drugs. [electronic resource] by Hoffman, D B Umberger, C J Goldner, S Andryauskas, S Mulligan, D Broich, J R Producer: 19720626 In: Journal of chromatography vol. 66 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	24.	An improved method for direct, rapid extraction of bile for morphine. [electronic resource] by Goldner, S J Umberger, C J Hoffman, D B Gourdet, G Andryauskas, S Broich, J R Producer: 19740715 In: Biochemical medicine vol. 10 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	25.	Cytoplasmic dynein/dynactin drives kinetochore protein transport to the spindle poles and has a role in mitotic spindle checkpoint inactivation. [electronic resource] by Howell, B J McEwen, B F Canman, J C Hoffman, D B Farrar, E M Rieder, C L Salmon, E D Producer: 20020130 In: The Journal of cell biology vol. 155 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)