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1

Development of an ultra-high-pressure liquid chromatography–tandem mass spectrometry multi-residue sulfonamide method and its application to water, manure slurry, and soils from swine rearing facilities

Weilin L. Shelver, Heldur Hakk, Gerald L. Larsen, Thomas M. DeSutter, Francis X.M. Casey

Journal:

Journal of Chromatography A

Year:

2010

Language:

english

File:

PDF, 657 KB

english, 2010

2

Halogenated 17β-Estradiol Surrogates: Synthesis, Estrogenic Activity, and Initial Investigations of Fate in Soil/Water Systems

Casey, Francis X. M., Shappell, Nancy W., Hakk, Heldur

Journal:

Journal of Environment Quality

Year:

2017

Language:

english

File:

PDF, 2.33 MB

english, 2017

3

Synthesis and characterization of radiolabeled 17β-estradiol conjugates

Suman L. Shrestha, Xuelian Bai, David J. Smith, Heldur Hakk, Francis X. M. Casey, Gerald L. Larsen, G. Padmanabhan

Journal:

Journal of Labelled Compounds and Radiopharmaceuticals

Year:

2011

Language:

english

File:

PDF, 173 KB

english, 2011

4

Synthesis of methyl [2-13C-2,2-d2]- and [3-13C-3,3-d2]tetracosanoate

J. George Pomonis, Heldur Hakk

Journal:

Journal of Labelled Compounds and Radiopharmaceuticals

Year:

1987

Language:

english

File:

PDF, 331 KB

english, 1987

5

Effects of field-manure applications on stratified 17β-estradiol concentrations

Mary C. Schuh, Francis X.M. Casey, Heldur Hakk, Thomas M. DeSutter, Karl G. Richards, Eakalak Khan, Peter G. Oduor

Journal:

Journal of Hazardous Materials

Year:

2011

Language:

english

File:

PDF, 371 KB

english, 2011

6

Alkanes from surface lipids of sunflower stem weevil,Cylindrocopturus adspersus(LeConte)

J. George Pomonis, Heldur Hakk

Journal:

Journal of Chemical Ecology

Year:

1984

Language:

english

File:

PDF, 544 KB

english, 1984

7

Synthetic methyl- and dimethylalkanes

J. George Pomonis, Heldur Hakk, Charlotte L. Fatland

Journal:

Journal of Chemical Ecology

Year:

1989

Language:

english

File:

PDF, 718 KB

english, 1989

8

Sorption, Fate, and Mobility of Sulfonamides in Soils

Zhaosheng Fan, Francis X. M. Casey, Heldur Hakk, Gerald L. Larsen, Eakalak Khan

Journal:

Water, Air & Soil Pollution

Year:

2011

Language:

english

File:

PDF, 419 KB

english, 2011

9

Synthesis of ω9-tetracosynoic and ω9-octacosynoic acids as entries into tritiated metabolic precursors ofcis-9-tricosene andcis-9-heptacosene in the housefly

J. George Pomonis, Heldur Hakk

Journal:

Year:

1990

Language:

english

File:

PDF, 610 KB

english, 1990

10

An on-farm survey of spatial and temporal stratifications of 17β-estradiol concentrations

Mary C. Schuh, Francis X.M. Casey, Heldur Hakk, Thomas M. DeSutter, Karl G. Richards, Eakalak Khan, Peter Oduor

Journal:

Year:

2011

Language:

english

File:

PDF, 457 KB

english, 2011

11

Fate and transport of 1278-TCDD, 1378-TCDD, and 1478-TCDD in soil–water systems

Zhaosheng Fan, Francis X.M. Casey, Gerald L. Larsen, Heldur Hakk

Journal:

Science of The Total Environment

Year:

2006

Language:

english

File:

PDF, 414 KB

english, 2006

12

The effect of dose on 2,3,7,8-TCDD tissue distribution, metabolism and elimination in CYP1A2 (-/-) knockout and C57BL/6N parental strains of mice

Heldur Hakk, Janet J. Diliberto, Linda S. Birnbaum

Journal:

Toxicology and Applied Pharmacology

Year:

2009

Language:

english

File:

PDF, 477 KB

english, 2009

13

Metabolism, tissue disposition, and excretion of 1,2-bis(2,4,6-tribromophenoxy)ethane (BTBPE) in male Sprague-Dawley rats

Heldur Hakk, Gerald Larsen, Joseph Bowers

Journal:

Year:

2004

Language:

english

File:

PDF, 284 KB

english, 2004

14

Bioavailability and mass balance studies of a commercial pentabromodiphenyl ether mixture in male Sprague–Dawley rats

Janice Huwe, Heldur Hakk, Margaret Lorentzsen

Journal:

Year:

2007

Language:

english

File:

PDF, 212 KB

english, 2007

15

Persistence and fate of 17β-estradiol and testosterone in agricultural soils

Zhaosheng Fan, Francis X.M. Casey, Heldur Hakk, Gerald L. Larsen

Journal:

Year:

2007

Language:

english

File:

PDF, 302 KB

english, 2007

16

Occurrence and pathways of manure-borne 17β-estradiol in vadose zone water

Michael L. Thompson, Francis X.M. Casey, Eakalak Khan, Heldur Hakk, Gerald L. Larsen, Thomas DeSutter

Journal:

Year:

2009

Language:

english

File:

PDF, 379 KB

english, 2009

17

Cytosolic and localized inhibition of phosphodiesterase by atrazine in swine tissue homogenates

Mark T. Roberge, Heldur Hakk, Gerald Larsen

Journal:

Food and Chemical Toxicology

Year:

2006

Language:

english

File:

PDF, 130 KB

english, 2006

18

Tissue distribution, excretion, and metabolism of 1,2,7,8-tetrachlorodibenzo-p-dioxin in the rat

Heldur Hakk, Gerald Larsen, Vernon Feil

Journal:

Year:

2001

Language:

english

File:

PDF, 228 KB

english, 2001

19

Metabolism in the toxicokinetics and fate of brominated flame retardants—a review

Heldur Hakk, Robert J. Letcher

Journal:

Environment International

Year:

2003

Language:

english

File:

PDF, 706 KB

english, 2003

20

Atrazine is a competitive inhibitor of phosphodiesterase but does not affect the estrogen receptor

Mark Roberge, Heldur Hakk, Gerald Larsen

Journal:

Toxicology Letters

Year:

2004

Language:

english

File:

PDF, 124 KB

english, 2004

21

Modeling coupled degradation, sorption, and transport of 17 β -estradiol in undisturbed soil

Fan, Zhaosheng, Casey, Francis X. M., Hakk, Heldur, Larsen, Gerald L.

Journal:

Water Resources Research

Year:

2008

Language:

english

File:

PDF, 1.29 MB

english, 2008

22

Metabolism of 2,2′,4,4′-Tetrabromodiphenyl Ether (BDE-47) in Chickens

Hakk, Heldur, Huwe, Janice K., Murphy, Kris, Rutherford, Drew

Journal:

Journal of Agricultural and Food Chemistry

Year:

2010

Language:

english

File:

PDF, 813 KB

english, 2010

23

Tissue Distribution of Polybrominated Diphenyl Ethers in Male Rats and Implications for Biomonitoring

Huwe, Janice K., Hakk, Heldur, Birnbaum, Linda S.

Journal:

Environmental Science & Technology

Year:

2008

Language:

english

File:

PDF, 428 KB

english, 2008

24

Sorption and degradation of 17β-estradiol-17-sulfate in sterilized soil–water systems

Bai, Xuelian, Casey, Francis X.M., Hakk, Heldur, DeSutter, Thomas M., Oduor, Peter G., Khan, Eakalak

Journal:

Year:

2015

Language:

english

File:

PDF, 524 KB

english, 2015

25

Dissipation and transformation of 17β-estradiol-17-sulfate in soil–water systems

Bai, Xuelian, Casey, Francis X.M., Hakk, Heldur, DeSutter, Thomas M., Oduor, Peter G., Khan, Eakalak

Journal:

Journal of Hazardous Materials

Year:

2013

Language:

english

File:

PDF, 794 KB

english, 2013

26

Potential bioactivity and association of 17β-estradiol with the dissolved and colloidal fractions of manure and soil

Chambers, Katrin B., Casey, Francis X.M., Hakk, Heldur, DeSutter, Thomas M., Shappell, Nancy W.

Journal:

Science of The Total Environment

Year:

2014

Language:

english

File:

PDF, 1.17 MB

english, 2014

27

Tissue Residues, Metabolism, and Excretion of Radiolabeled Sodium Chlorate (Na[ 36 Cl]O 3 ) in Rats

Hakk, Heldur, Smith, David J., Shappell, Nancy W.

Journal:

Journal of Agricultural and Food Chemistry

Year:

2007

Language:

english

File:

PDF, 96 KB

english, 2007

28

Destruction of Estrogens Using Fe-TAML/Peroxide Catalysis

Shappell, Nancy W., Vrabel, Melanie A., Madsen, Peter J., Harrington, Grant, Billey, Lloyd O., Hakk, Heldur, Larsen, Gerald L., Beach, Evan S., Horwitz, Colin P., Ro, Kyoung, Hunt, Patrick G., Collins

Journal:

Environmental Science & Technology

Year:

2008

Language:

english

File:

PDF, 524 KB

english, 2008

29

Comparative Absorption and Bioaccumulation of Polybrominated Diphenyl Ethers following Ingestion via Dust and Oil in Male Rats

Huwe, Janice K., Hakk, Heldur, Smith, David J., Diliberto, Janet J., Richardson, Vicki, Stapleton, Heather M., Birnbaum, Linda S.

Journal:

Environmental Science & Technology

Year:

2008

Language:

english

File:

PDF, 290 KB

english, 2008

30

Modeling coupled sorption and transformation of 17β-estradiol–17-sulfate in soil–water systems

Bai, Xuelian, Shrestha, Suman L., Casey, Francis X.M., Hakk, Heldur, Fan, Zhaosheng

Journal:

Journal of Contaminant Hydrology

Year:

2014

Language:

english

File:

PDF, 539 KB

english, 2014

31

Novel and Distinct Metabolites Identified Following a Single Oral Dose of α- or γ-Hexabromocyclododecane in Mice

Hakk, Heldur, Szabo, David T., Huwe, Janice, Diliberto, Janet, Birnbaum, Linda S.

Journal:

Environmental Science & Technology

Year:

2012

Language:

english

File:

PDF, 1.22 MB

english, 2012

32

PCDD and PCDF Emissions from Simulated Sugarcane Field Burning

Gullett, Brian K., Touati, Abderrahmane, Huwe, Janice, Hakk, HEldur

Journal:

Environmental Science & Technology

Year:

2006

Language:

english

File:

PDF, 164 KB

english, 2006

33

Fate and Transformation of an Estrogen Conjugate and Its Metabolites in Agricultural Soils

Shrestha, Suman L., Casey, Francis X. M., Hakk, Heldur, Smith, David J., Padmanabhan, G.

Journal:

Environmental Science & Technology

Year:

2012

Language:

english

File:

PDF, 1.58 MB

english, 2012

34

Keto esters from the tobacco hornworm, Manduca sexta. Corroboration of structure by synthesis of 12-oxooctacosanol and its acetate, acetoacetate, and 3-hydroxybutyrate

Pomonis, J. George, Fanning, Barry, Hakk, Heldur

Journal:

Journal of Agricultural and Food Chemistry

Year:

1987

Language:

english

File:

PDF, 418 KB

english, 1987

35

Fate and Transport of 17β-Estradiol in Soil−Water Systems

Casey, Francis X. M., Larsen, Gerald L., Hakk, Heldur, Šimůnek, Jiří

Journal:

Environmental Science & Technology

Year:

2003

Language:

english

File:

PDF, 235 KB

english, 2003

36

Tissue Distribution, Elimination, and Metabolism of Sodium [ 36 Cl]Perchlorate in Lactating Goats

Smith, David J., Hakk, Heldur, Larsen, Gerald L.

Journal:

Journal of Agricultural and Food Chemistry

Year:

2006

Language:

english

File:

PDF, 126 KB

english, 2006

37

Fate and Transport of Testosterone in Agricultural Soils

Casey, Francis X. M., Hakk, Heldur, Šimůnek, Jiří, Larsen, Gerald L.

Journal:

Environmental Science & Technology

Year:

2004

Language:

english

File:

PDF, 202 KB

english, 2004

38

Hapten Syntheses and Antibody Generation for the Development of a Polybrominated Flame Retardant ELISA ‖

Shelver, Weilin L., Keum, Young-Soo, Kim, Hee-Joo, Rutherford, Drew, Hakk, Heldur H., Bergman, Åke, Li, Qing X.

Journal:

Journal of Agricultural and Food Chemistry

Year:

2005

Language:

english

File:

PDF, 208 KB

english, 2005

39

Radioassay-Based Approach to Investigate Fate and Transformation of Conjugated and Free Estrogens in an Agricultural Soil

Shrestha, Suman L., Casey, Francis X.M., Hakk, Heldur, Padmanabhan, G.

Journal:

Environmental Engineering Science

Year:

2013

Language:

english

File:

PDF, 304 KB

english, 2013

40

Comparative Metabolism Studies of Hexabromocyclododecane (HBCD) Diastereomers in Male Rats Following a Single Oral Dose

Journal:

Environmental Science & Technology

Year:

2015

Language:

english

File:

PDF, 1.21 MB

english, 2015

41

Distribution of Animal Drugs between Skim Milk and Milk Fat Fractions in Spiked Whole Milk: Understanding the Potential Impact on Commercial Milk Products

Hakk, Heldur, Shappell, Nancy W., Lupton, Sara J., Shelver, Weilin L., Fanaselle, Wendy, Oryang, David, Yeung, Chi Yuen, Hoelzer, Karin, Ma, Yinqing, Gaalswyk, Dennis, Pouillot, Régis, Van Doren, Jane

Journal:

Journal of Agricultural and Food Chemistry

Year:

2015

Language:

english

File:

PDF, 1.46 MB

english, 2015

42

Fate and transport of the β-adrenergic agonist ractopamine hydrochloride in soil–water systems

Hakk, Heldur, Shelver, Weilin L., Casey, Francis X.M.

Journal:

Journal of Environmental Sciences

Year:

2016

Language:

english

File:

PDF, 890 KB

english, 2016

43

Fate of Chlorate Present in Cattle Wastes and Its Impact on Salmonella Typhimurium and Escherichia coli O157:H7

Oliver, Christy E., Magelky, Barbara K., Bauer, Marc L., Cheng, Fu-Chih, Caton, Joel S., Hakk, Heldur, Larsen, Gerald L., Anderson, Robin C., Smith, David J.

Journal:

Journal of Agricultural and Food Chemistry

Year:

2008

Language:

english

File:

PDF, 496 KB

english, 2008

44

TRANSPORT OF 17??-ESTRADIOL AND TESTOSTERONE IN A FIELD LYSIMETER

Casey, Francis X. M., Oduor, Peter G., Hakk, Heldur, Larsen, Gerald L., DeSutter, Thomas M.

Journal:

Year:

2008

Language:

english

File:

PDF, 267 KB

english, 2008

45

Effects of Composting Swine Manure on Nutrients and Estrogens

Derby, Nathan E., Hakk, Heldur, Casey, Francis X.M., DeSutter, Tom M.

Journal:

Year:

2011

Language:

english

File:

PDF, 274 KB

english, 2011

46

Distribution of Animal Drugs among Curd, Whey, and Milk Protein Fractions in Spiked Skim Milk and Whey

Shappell, Nancy W., Shelver, Weilin L., Lupton, Sara J., Fanaselle, Wendy, Van Doren, Jane M., Hakk, Heldur

Journal:

Journal of Agricultural and Food Chemistry

Year:

2017

Language:

english

File:

PDF, 2.62 MB

english, 2017

47

Polybrominated Diphenyl Ethers (PBDEs) in U.S. Meat and Poultry: 2012-2013 Levels, Trends, and Estimated Consumer Exposures

Lupton, Sara J., Hakk, Heldur

Journal:

Food Additives & Contaminants Part A

Year:

2017

Language:

english

File:

PDF, 1.41 MB

english, 2017

48

Fate of estrone in laboratory-scale constructed wetlands

Hakk, Heldur, Sikora, Lawrence, Casey, Francis X.M.

Journal:

Ecological Engineering

Year:

2018

Language:

english

File:

PDF, 616 KB

english, 2018

49

Distribution of Spiked Drugs between Milk Fat, Skim Milk, Whey, Curd, and Milk Protein Fractions: Expansion of Partitioning Models

Lupton, Sara J., Shappell, Nancy W., Shelver, Weilin L., Hakk, Heldur

Journal:

Journal of Agricultural and Food Chemistry

Year:

2017

Language:

english

File:

PDF, 976 KB

english, 2017

50

Facile synthesis of high specific activity 4-[1- 14 C]butyl-1,2-diphenylpyrazolidine-3,5-dione (phenylbutazone) using nucleophilic substitution

Singh, Anuradha, Hakk, Heldur, Lupton, Sara J.

Journal:

Journal of Labelled Compounds and Radiopharmaceuticals

Year:

2017

Language:

english

File:

PDF, 802 KB

english, 2017