Robert A. Jacob

6.8k total citations · 1 hit paper
54 papers, 5.2k citations indexed

About

Robert A. Jacob is a scholar working on Nutrition and Dietetics, Biochemistry and Rheumatology. According to data from OpenAlex, Robert A. Jacob has authored 54 papers receiving a total of 5.2k indexed citations (citations by other indexed papers that have themselves been cited), including 30 papers in Nutrition and Dietetics, 14 papers in Biochemistry and 11 papers in Rheumatology. Recurrent topics in Robert A. Jacob's work include Vitamin C and Antioxidants Research (20 papers), Antioxidant Activity and Oxidative Stress (14 papers) and Folate and B Vitamins Research (10 papers). Robert A. Jacob is often cited by papers focused on Vitamin C and Antioxidants Research (20 papers), Antioxidant Activity and Oxidative Stress (14 papers) and Folate and B Vitamins Research (10 papers). Robert A. Jacob collaborates with scholars based in United States, United Kingdom and Canada. Robert A. Jacob's co-authors include Ronald L. Prior, Gity Sotoudeh, Marian E. Swendseid, Liwei Gu, Xianli Wu, Mara Bacchiocca, Luke R. Howard, Dejian Huang, Boxin Ou and Cheryl L. Rock and has published in prestigious journals such as Gastroenterology, Analytical Chemistry and American Journal of Clinical Nutrition.

In The Last Decade

Robert A. Jacob

53 papers receiving 4.9k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Assays for Hydrophilic and Lipophilic Antioxidant Capacity (oxygen radical absorbance capacity (ORAC_FL)) of Plasma and Other Biological and Food Samples

2003 1.3k citations Ronald L. Prior, Liwei Gu et al. profile →

Peers

Countries citing papers authored by Robert A. Jacob

Since Specialization

Citations

This map shows the geographic impact of Robert A. Jacob's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Robert A. Jacob with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Robert A. Jacob more than expected).

Fields of papers citing papers by Robert A. Jacob

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Robert A. Jacob. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Robert A. Jacob. The network helps show where Robert A. Jacob may publish in the future.

Co-authorship network of co-authors of Robert A. Jacob

This figure shows the co-authorship network connecting the top 25 collaborators of Robert A. Jacob. A scholar is included among the top collaborators of Robert A. Jacob based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Robert A. Jacob. Robert A. Jacob is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

#	Work	Indexed citations
1	Passive Smoking Induces Oxidant Damage Preventable by Vitamin C 2009 ·Nutrition Reviews ·Robert A. Jacob	6
2	Plasma Antioxidant Capacity Changes Following a Meal as a Measure of the Ability of a Food to AlterIn VivoAntioxidant Status 2007 ·Journal of the American College of Nutrition ·Ronald L. Prior, Liwei Gu, Xianli Wu, Robert A. Jacob, Gity Sotoudeh, Adel A. Kader, Richard A. Cook	176
3	Vitamins C and E in adolescents and young adults with HIV infection 2006 ·American Journal of Clinical Nutrition ·Charles B. Stephensen, Grace S. Marquis, Robert A. Jacob, (unknown), Steven D. Douglas, Craig M. Wilson	39
4	Moderate Antioxidant Supplementation Has No Effect on Biomarkers of Oxidant Damage in Healthy Men with Low Fruit and Vegetable Intakes 2003 ·Journal of Nutrition ·Robert A. Jacob, (unknown), Charles B. Stephensen, Jeffrey B. Blumberg, Paul E. Milbury, Lynn Wallock, Bruce N. Ames	70
5	Urinary Excretion of Folate Catabolites Responds to Changes in Folate Intake More Slowly than Plasma Folate and Homocysteine Concentrations and Lymphocyte DNA Methylation in Postmenopausal Women 2000 ·Journal of Nutrition ·Jesse F. Gregory, Marian E. Swendseid, Robert A. Jacob	14
6	Ascorbate is depleted by smoking and repleted by moderate supplementation: a study in male smokers and nonsmokers with matched dietary antioxidant intakes 2000 ·American Journal of Clinical Nutrition ·Jens Lykkesfeldt, Stephan Christen, Lynn Wallock, (unknown), Robert A. Jacob, Bruce N. Ames	188
7	Folate Nutriture Alters Choline Status of Women and Men Fed Low Choline Diets 1999 ·Journal of Nutrition ·Robert A. Jacob, Donald J. Jenden, Margaret Allman‐Farinelli, Marian E. Swendseid	72
8	The Role of Micronutrients in DNA Synthesis and Maintenance 1999 ·Advances in experimental medicine and biology ·Robert A. Jacob	10
9	Moderate Folate Depletion Increases Plasma Homocysteine and Decreases Lymphocyte DNA Methylation in Postmenopausal Women 1998 ·Journal of Nutrition ·Robert A. Jacob, (unknown), Peter C. Taylor, (unknown), Igor P. Pogribny, Bárbara Miller, Susanne M. Henning, Marian E. Swendseid	388
10	Micronuclei in lymphocytes and exfoliated buccal cells of postmenopausal women with dietary changes in folate 1998 ·Mutation Research/Genetic Toxicology and Environmental Mutagenesis ·Nina Titenko‐Holland, Robert A. Jacob, Nong Shang, (unknown), Martyn T. Smith	116
11	Update on the Biological Characteristics of the Antioxidant Micronutrients 1996 ·Journal of the American Dietetic Association ·Cheryl L. Rock, Robert A. Jacob, Phyllis E. Bowen	236
12	Homocysteine Increases as Folate Decreases in Plasma of Healthy Men during Short-Term Dietary Folate and Methyl Group Restriction 1994 ·Journal of Nutrition ·Robert A. Jacob, (unknown), Susanne M. Henning, Marian E. Swendseid	114
13	Cellular Ascorbate Depletion in Healthy Men 1992 ·Journal of Nutrition ·Robert A. Jacob, (unknown), Robert E. Agee	73
14	Plasma Carotenoid Levels in Human Subjects Fed a Low Carotenoid Diet , 1992 ·Journal of Nutrition ·Cheryl L. Rock, Marian E. Swendseid, Robert A. Jacob, Ralph W. McKee	129
15	Biochemical Markers for Assessment of Niacin Status in Young Men: Levels of Erythrocyte Niacin Coenzymes and Plasma Tryptophan 1989 ·Journal of Nutrition ·(unknown), Marian E. Swendseid, Robert A. Jacob, Ralph W. McKee	48
16	Effect of Varying Ascorbic Acid Intakes on Copper Absorption and Ceruloplasmin Levels of Young Men 1987 ·Journal of Nutrition ·Robert A. Jacob, J.H. Skala, Stanley T. Omaye, Judith R. Turnlund	68
17	Nutritional status survey of healthy noninstitutionalized elderly: Energy and nutrient intakes from three-day diet records and nutrient supplements 1986 ·Nutrition Research ·Robert B. McGandy, Robert M. Russell, Stuart C. Hartz, Robert A. Jacob, S Tannenbaum, Heidi Peters, Nadine R. Sahyoun, C L Otradovec	97
18	Metabolic, endocrine, and reproductive changes of a woman channel swimmer 1984 ·Metabolism ·Rose E. Frisch, George Hall, Thomas T. Aoki, Jason C. Birnholz, Robert A. Jacob, Lewis Landsberg, Hamish N. Munro, (unknown), Dan Tulchinsky, James Young	16
19	Zinc and copper status in anorexia nervosa 1978 ·Regina C. Casper, Barbara S. Kirschner, Robert A. Jacob	8
20	Influence of dietary fiber on trace element balance 1978 ·American Journal of Clinical Nutrition ·Harold H. Sandstead, Juan Manuel Muñoz, Robert A. Jacob, Leslie M. Klevay, (unknown), George M. Logan, Frederick R. Dintzis, George E. Inglett, (unknown)	61

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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