Penn State Clinical and Translational Science Institute (CTSI)

  • United States

Research Output 1971 2020

1971
21 Citations (Scopus)

6-Methyltetrahydropterin. Isolation and Identification as the Highly Active Hydroxylase Cofactor from Tetrahydrofolate

Mori, T., Kaufmant, S. & Lloyd, T., Jun 1 1971, In : Biochemistry. 10, 12, p. 2330-2336 7 p.

Research output: Contribution to journalArticle

Mixed Function Oxygenases
Purification
Pterins
Phenylalanine Hydroxylase
Column chromatography
51 Citations (Scopus)

Isolation and characterization of a tyrosine hydroxylase cofactor from bovine adrenal medulla.

Lloyd, T. & Weiner, N., Nov 1971, In : Molecular Pharmacology. 7, 6, p. 569-580 12 p.

Research output: Contribution to journalArticle

Chromaffin System
Pterins
Pteridines
Carbon Isotopes
Paper Chromatography
1972
18 Citations (Scopus)

Production of antibodies to rat liver phenylalanine hydroxylase. Cross-reactivity with other pterin-dependent hydroxylases.

Friedman, P. A., Lloyd, T. & Kaufman, S., Sep 1 1972, In : Molecular pharmacology. 8, 5, p. 501-510 10 p.

Research output: Contribution to journalArticle

Pterins
Phenylalanine Hydroxylase
Species Specificity
5-Hydroxytryptophan
Dopamine beta-Hydroxylase
1973
12 Citations (Scopus)
Pterins
Tyrosine 3-Monooxygenase
Mixed Function Oxygenases
Antibody Formation
Immune Sera
1974
39 Citations (Scopus)

An immunochemical study of the induction of tyrosine hydroxylase in rat adrenal glands

Hoeldtke, R., Lloyd, T. & Kaufman, S., Apr 23 1974, In : Biochemical and Biophysical Research Communications. 57, 4, p. 1045-1053 9 p.

Research output: Contribution to journalArticle

Tyrosine 3-Monooxygenase
Adrenal Glands
Rats
Adrenal Medulla
Oxidopamine
89 Citations (Scopus)

The stimulation of partially purified bovine caudate tyrosine hydroxylase by phosphatidyl-L-serine

Lloyd, T. & Kaufman, S., Aug 19 1974, In : Biochemical and Biophysical Research Communications. 59, 4, p. 1262-1269 8 p.

Research output: Contribution to journalArticle

Phosphatidylserines
Tyrosine 3-Monooxygenase
Serine
Pterins
Caudate Nucleus
12 Citations (Scopus)

Tyrosine-dependent increase of tyrosine hydroxylase in neuroblastoma cells

Lloyd, T. & Breakefield, X. O., Dec 1 1974, In : Nature. 252, 5485, p. 719-720 2 p.

Research output: Contribution to journalArticle

Tyrosine 3-Monooxygenase
Neuroblastoma
Tyrosine
Phenylalanine
Adrenergic Agents
1975
60 Citations (Scopus)
Phosphorylation
Tyrosine 3-Monooxygenase
Chemical activation
Pterins
Enzymes
1976
49 Citations (Scopus)

Studies on phenylalanine and tyrosine hydroxylation by rat brain tyrosine hydroxylase

Katz, I., Lloyd, T. & Kaufman, S., Oct 11 1976, In : BBA - Enzymology. 445, 3, p. 567-578 12 p.

Research output: Contribution to journalArticle

Tyrosine 3-Monooxygenase
Hydroxylation
Phenylalanine
Tyrosine
Dihydroxyphenylalanine
1 Citation (Scopus)

The effect of rate on calculated alveolar surface tension

Boyle, J., Englestein, E. S. & Sinoway, L., Jan 1 1976, In : Federation Proceedings. 35, 3

Research output: Contribution to journalArticle

Surface Tension
Air
Surface-Active Agents
Fluorocarbons
Pressure
1977
2 Citations (Scopus)

Mean air space diameter, lung surface area and alveolar surface tension

Boyle, J., Englestein, E. S. & Sinoway, L. I., Jan 1 1977, In : Respiration. 34, 5, p. 241-249 9 p.

Research output: Contribution to journalArticle

Surface Tension
Air
Lung
Economic Inflation
Pressure
1978
137 Citations (Scopus)

Direct inhibiton of tyrosine hydroxylase activity by catechol estrogens

Lloyd, T. & Weisz, J., Jan 1 1978, In : Journal of Biological Chemistry. 253, 14, p. 4841-4843 3 p.

Research output: Contribution to journalArticle

Catechol Estrogens
Tyrosine 3-Monooxygenase
Pterins
Biosynthesis
Enzymes
1 Citation (Scopus)

Experimental note: sterol balance study conducted in the home.

Cressey, D. E., Kris-Etherton, P. M. & Zavoral, J. H., Nov 1978, In : Journal of the American Dietetic Association. 73, 5, p. 543-545 3 p.

Research output: Contribution to journalArticle

Dietary Services
home health services
balance studies
preschool children
hypercholesterolemia
5 Citations (Scopus)

Methylation of estradiol-17β by a partially purified preparation of bovine pineal hydroxy-indole-o-methyltransferase

Weisz, J., O’Brien, L. V. & Lloyd, T., Jan 1978, In : Endocrinology. 102, 1, p. 330-333 4 p.

Research output: Contribution to journalArticle

Methylation
Estradiol
Methyl Ethers
S-Adenosylmethionine
Melatonin
5 Citations (Scopus)

Stimulation of tyrosine hydroxylase activity in cultured mouse neuroblastoma cells by monocarboxylic acids

Lloyd, T., Ebersole, B. J. & Schneider, F. H., Jun 1978, In : Journal of neurochemistry. 30, 6, p. 1641-1643 3 p.

Research output: Contribution to journalArticle

Tyrosine 3-Monooxygenase
Structure-Activity Relationship
Carboxylic Acids
Neuroblastoma
Cell Line
21 Citations (Scopus)

THE CATECHOL ESTROGEN, 2‐HYDROXYESTRADIOL, INHIBITS CATECHOL‐O‐METHYLTRANSFERASE ACTIVITY IN NEUROBLASTOMA CELLS

Lloyd, T., Weisz, J. & Breakefield, X. O., Jul 1978, In : Journal of neurochemistry. 31, 1, p. 245-250 6 p.

Research output: Contribution to journalArticle

Catechol Estrogens
Neuroblastoma
Methylation
Catecholamines
Metabolism
1979
4 Citations (Scopus)

Inhibition of cholesterol synthesis in mammary tissue, lung, and kidney following cholesterol feeding in the lactating rat

Kris-Etherton, P. M. & Frantz, I. D., Nov 1 1979, In : Lipids. 14, 11, p. 907-912 6 p.

Research output: Contribution to journalArticle

Rats
Breast
Cholesterol
Tissue
Kidney
29 Citations (Scopus)

The effects of phosphatidylinositol on tyrosine hydroxylase. Stimulation and inactivation

Lloyd, T., Jan 1 1979, In : Journal of Biological Chemistry. 254, 15, p. 7247-7254 8 p.

Research output: Contribution to journalArticle

Enzyme Activation
Tyrosine 3-Monooxygenase
Structure-Activity Relationship
Adrenal Glands
Phosphatidylinositols
25 Citations (Scopus)

The influence of early nutrition on the serum cholesterol of the adult rat

Kris-Etherton, P. M., Layman, D. K., York, P. V. & Frantz, I. D., Jan 1 1979, In : Journal of Nutrition. 109, 7, p. 1244-1257 14 p.

Research output: Contribution to journalArticle

dietary fat
neonates
lactation
cholesterol
pregnancy
2 Citations (Scopus)

The receptor-mediated, short-term activation of tyrosine hydroxylase in organ cultures of rat superior cervical ganglia

Lloyd, T., Montgomery, P. & Guroff, G., Feb 28 1979, In : Biochemical and Biophysical Research Communications. 86, 4, p. 1058-1062 5 p.

Research output: Contribution to journalArticle

Superior Cervical Ganglion
Organ Culture Techniques
Tyrosine 3-Monooxygenase
Rats
Chemical activation
1980
20 Citations (Scopus)

Characterization of plasma lipoproteins in swine with different propensities for obesity

Etherton, T. D. & Kris-Etherton, P. M., Oct 1 1980, In : Lipids. 15, 10, p. 823-829 7 p.

Research output: Contribution to journalArticle

lipoproteins
Lipoproteins
obesity
Swine
Obesity
30 Citations (Scopus)

Effects of interaction on nonhandicapped children's attitudes toward autistic children

McHale, S. M. & Simeonsson, R. J., 1980, In : American Journal of Mental Deficiency. 85, 1, p. 18-24 7 p.

Research output: Contribution to journalArticle

Autistic Disorder
Interaction
Intellectual Disability
Communication
Interviews
25 Citations (Scopus)

Feedback Inhibition of Tyrosine Hydroxylase from Five Regions of Rat Brain by 2‐Hydroxyestradiol and Dihy droxy pheny lalanine

Lloyd, T. & Ebersole, B. J., Jan 1 1980, In : Journal of neurochemistry. 34, 3, p. 726-731 6 p.

Research output: Contribution to journalArticle

Tyrosine 3-Monooxygenase
Rats
Brain
Feedback
Catechol Estrogens
8 Citations (Scopus)

Glucocorticoid suppression of human lymphocyte DNA synthesis: influence of phytohemagglutinin concentration

Segel, G. B., Lukacher, A., Gordon, B. R. & Lichtman, M. A., Jan 1 1980, In : The Journal of Laboratory and Clinical Medicine. 95, 4, p. 624-632 9 p.

Research output: Contribution to journalArticle

Lymphocytes
Phytohemagglutinins
Glucocorticoids
Hydrocortisone
Thymidine
32 Citations (Scopus)

Studies on the etiology of the hyperlipemia in rats fed an atherogenic diet

Kris-Etherton, P. M. & Cooper, A. D., Dec 1 1980, In : Journal of Lipid Research. 21, 4, p. 435-442 8 p.

Research output: Contribution to journalArticle

Dietary Cholesterol
Chylomicrons
VLDL Lipoproteins
Cholesterol Esters
Dietary Fats
1 Citation (Scopus)

The Contribution of Chylomicron Cholesterol to Milk Cholesterol in the Rat

Kris-Etherton, P. M. & Frantz, I. D., Dec 1980, In : Proceedings of the Society for Experimental Biology and Medicine. 165, 3, p. 502-507 6 p.

Research output: Contribution to journalArticle

Chylomicrons
Rats
Milk
Cholesterol
Nutrition
13 Citations (Scopus)

Thin-layer peptide mapping: Quantitative analysis and sequencing at the nanomole level

Fishbein, J. C., Place, A. R., Ropson, I., Powers, D. A. & Sofer, W., Jan 1 1980, In : Analytical Biochemistry. 108, 1, p. 193-201 9 p.

Research output: Contribution to journalArticle

Peptide Mapping
Peptides
Chemical analysis
Silicon Dioxide
Amino Acids
1 Citation (Scopus)

Using what children know to improve their learning

McHale, S. M. & West, M. J., Jan 1 1980, In : Journal of Applied Developmental Psychology. 1, 2, p. 135-148 14 p.

Research output: Contribution to journalArticle

Learning
Birds
Mental Competency
1981
36 Citations (Scopus)
Catechol Estrogens
Tritium
Hypothalamus
Estradiol
Polysorbates

Combination hormonotherapy with tamoxifen and fluoxymesterone in patients with advanced breast cancer relapsing on hormonotherapy

Leuenberger, U., Goldhirsc, A., Cavalli, F., Ryssel, H. J., Sonntag, R. W., Joss, R. A. & Brunner, K. W., Jan 1 1981, In : Unknown Journal. 17, 8, 1 p.

Research output: Contribution to journalArticle

Fluoxymesterone
Tamoxifen
Breast Neoplasms

Effects of dietary Mn on cholesterol metabolism in the laying hen and in genetically hypercholesterolemic rats (RICO)

Klimis-Tavantzis, D., Kris-Etherton, P. M. & Leach, R. M., Jan 1 1981, In : Federation Proceedings. 40, 3 II

Research output: Contribution to journalArticle

Cholesterol

Hormonrezeptoren und Mammakarzinom.

Translated title of the contribution: Hormone receptors and breast cancerGoldhirsch, A., Leuenberger, U. & Cavalli, F., 1981, In : Gynakologische Rundschau. 21, 1, p. 18-23 6 p.

Research output: Contribution to journalArticle

Cell Surface Receptors
Estrogen Receptors
Hormones
Breast Neoplasms

Meal cost analysis: health food store versus conventional food sources.

Lekon, B. M. & Kris-Etherton, P. M., Oct 1 1981, In : Journal of the American Dietetic Association. 79, 4, p. 456-458 3 p.

Research output: Contribution to journalArticle

Diet Fads
popular diets
Consumer Product Safety
cost analysis
health foods

NEUERE ASPEKTE IN DER BEHANDLUNG DES MAMMAKARZINOMS

Translated title of the contribution: Modern approaches in the treatment of breast cancerJoss, R., Leuenberger, U. & Zava, D., Jan 1 1981, In : Schweizerische Rundschau fur Medizin/Praxis. 70, 38, p. 1638-1646 9 p.

Research output: Contribution to journalArticle

Breast Neoplasms
9 Citations (Scopus)

Nonhandicapped peers as tutors for autistic children

McHale, S. M., Olley, J. G., Marcus, L. M. & Simeonsson, R. J., Dec 1 1981, In : Exceptional Children. 48, 3, p. 263-265 3 p.

Research output: Contribution to journalArticle

Remedial Teaching
Peer Group
peer group
Autistic Disorder
tutor
5 Citations (Scopus)

Purification of tyrosine hydroxylase by high-pressure liquid chromatography

Lloyd, T. & Walega, M. A., Sep 15 1981, In : Analytical Biochemistry. 116, 2, p. 559-563 5 p.

Research output: Contribution to journalArticle

High pressure liquid chromatography
Tyrosine 3-Monooxygenase
Purification
High Pressure Liquid Chromatography
Recovery
53 Citations (Scopus)

Review: Research on handicapped children: sibling relationships

SIMEONSSON, RUNE. J. & McHALE, SUSAN. M., May 1981, In : Child: Care, Health and Development. 7, 3, p. 153-171 19 p.

Research output: Contribution to journalArticle

Sibling Relations
Helping Behavior
Social Adjustment
Sex Factors
Birth Order
16 Citations (Scopus)

The Receptor‐Mediated Activation of Tyrosine Hydroxylation in the Superior Cervical Ganglion of the Rat

Ikeno, T., Dickens, G., Lloyd, T. & Guroff, G., Jan 1 1981, In : Journal of neurochemistry. 36, 5, p. 1632-1640 9 p.

Research output: Contribution to journalArticle

Superior Cervical Ganglion
Hydroxylation
Ganglia
Tyrosine
Rats
1982
9 Citations (Scopus)
Catechol Estrogens
Catechols
Tyrosine 3-Monooxygenase
Mixed Function Oxygenases
Catecholamines
10 Citations (Scopus)

An evaluation of tamoxifen dose escalation in advanced breast cancer

Goldhirsch, A., Joss, R. A., Leuenberger, U., Cavalli, F., Ryssel, H. J. & Brunner, K. W., Jan 1 1982, In : Unknown Journal. 5, 5, p. 501-503 3 p.

Research output: Contribution to journalArticle

Tamoxifen
Breast Neoplasms
Bone and Bones
Therapeutics
1 Citation (Scopus)

Combination hormonotherapy with tamoxifen and fluoxymesterone in patients with advanced breast cancer relapsing on hormonotherapy

Goldhirsch, A., Leuenberger, U., Ryssel, H. J., Cavalli, F., Sonntag, R. W., Joss, R. A. & Brunner, K. W., Jan 1 1982, In : Oncology (Switzerland). 39, 5, p. 284-286 3 p.

Research output: Contribution to journalArticle

Fluoxymesterone
Tamoxifen
Breast Neoplasms
Recurrence
Population
30 Citations (Scopus)

Exercise intensity, dietary intake, and high-density lipoprotein cholesterol in young female competitive swimmers

Smith, M. P., Mendez, J., Druckenmiller, M. & Kris Etherton, P. M., Dec 1 1982, In : American Journal of Clinical Nutrition. 36, 2, p. 251-255 5 p.

Research output: Contribution to journalArticle

HDL Cholesterol
Exercise
LDL Cholesterol
Energy Intake
Fats
7 Citations (Scopus)

Multivariate linear rank statistics for profile analysis

Chinchilli, V. M. & Sen, P. K., Jun 1982, In : Journal of Multivariate Analysis. 12, 2, p. 219-229 11 p.

Research output: Contribution to journalArticle

Linear Rank Statistics
Hypothesis Testing
Union-intersection Principle
Statistics
Multivariate Linear Model
3 Citations (Scopus)

Practitioners view dietetic roles for the 1980s.

Parks, S. C. & Kris-Etherton, P. M., Jun 1982, In : Journal of the American Dietetic Association. 80, 6, p. 574-576 3 p.

Research output: Contribution to journalArticle

Dietetics
Nutritionists
dietitians
dietetics
planning
7 Citations (Scopus)

Studies on the etiology of increased tissue cholesterol concentration in cholesterol-fed hypothyroid rats

Kris-Etherton, P. M., Fosmire, M. A., Mela, D. J. & Ethertone, T. D., Jan 1 1982, In : Journal of Nutrition. 112, 12, p. 2324-2332 9 p.

Research output: Contribution to journalArticle

VLDL Lipoproteins
Cholesterol
Adipocytes
Diet
Adipose Tissue
4 Citations (Scopus)

Teaching principles and cost of sodium-restricted diets.

Kris-Etherton, P. M., Kisloff, L., Kassouf, R. A. & Rogers, C. J., Jan 1 1982, In : Journal of the American Dietetic Association. 80, 1, p. 55-58 4 p.

Research output: Contribution to journalArticle

Condiments
low sodium diet
Sodium-Restricted Diet
condiments
Dietetics
2 Citations (Scopus)

The antihypertensive effect of U-0521 (3′,4′-dihydroxy-2-methylpropiophenone)

Lloyd, T. & Waldman, C. D., Nov 8 1982, In : Life Sciences. 31, 19, p. 2121-2127 7 p.

Research output: Contribution to journalArticle

Antihypertensive Agents
Blood pressure
Rats
Blood Pressure
Catechol O-Methyltransferase
19 Citations (Scopus)

The catechol estrogen, 2-hydroxyestradiol-17α, is formed from estradiol-17α by hypothalamic tissue in vitro and inhibits tyrosine hydroxylase

Hersey, R. M., Lloyd, T., MacLusky, N. J. & Weisz, J., Jan 1 1982, In : Endocrinology. 111, 5, p. 1734-1736 3 p.

Research output: Contribution to journalArticle

Catechol Estrogens
Tyrosine 3-Monooxygenase
Estradiol
Catechol O-Methyltransferase
Estrogen Receptors

The dietary guidelines: an effective teaching approach.

Johnson, S. & Kris-Etherton, P. M., Dec 1 1982, In : Journal of the American Dietetic Association. 81, 6, p. 721-723 3 p.

Research output: Contribution to journalArticle

Community Health Services
Nutrition Policy
Dietary Guidelines
Dietetics
dietetics
13 Citations (Scopus)

The role of lipoproteins in lipid metabolism of meat animals.

Kris-Etherton, P. M. & Etherton, T. D., Jan 1 1982, In : Journal of Animal Science. 55, 4, p. 804-817 14 p.

Research output: Contribution to journalReview article

food animals
Lipid Metabolism
lipid metabolism
lipoproteins
Meat