Lydia Hammaker

2.7k total citations · 2 hit papers
25 papers, 2.2k citations indexed

About

Lydia Hammaker is a scholar working on Pediatrics, Perinatology and Child Health, Molecular Biology and Clinical Biochemistry. According to data from OpenAlex, Lydia Hammaker has authored 25 papers receiving a total of 2.2k indexed citations (citations by other indexed papers that have themselves been cited), including 17 papers in Pediatrics, Perinatology and Child Health, 16 papers in Molecular Biology and 7 papers in Clinical Biochemistry. Recurrent topics in Lydia Hammaker's work include Neonatal Health and Biochemistry (17 papers), Heme Oxygenase-1 and Carbon Monoxide (11 papers) and Porphyrin Metabolism and Disorders (9 papers). Lydia Hammaker is often cited by papers focused on Neonatal Health and Biochemistry (17 papers), Heme Oxygenase-1 and Carbon Monoxide (11 papers) and Porphyrin Metabolism and Disorders (9 papers). Lydia Hammaker collaborates with scholars based in United States. Lydia Hammaker's co-authors include Rudi Schmid, D. Montgomery Bissell, Urs Meyer, Julius Axelrod, Harvey S. Marver, R. Schmid, J. Donald Ostrow, Richard L. Swarm, Perry L. Scholnick and Cameron B. Gundersen and has published in prestigious journals such as Nature, New England Journal of Medicine and Proceedings of the National Academy of Sciences.

In The Last Decade

Lydia Hammaker

25 papers receiving 1.9k 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.

PARENCHYMAL CELLS FROM ADULT RAT LIVER IN NONPROLIFERATING MONOLAYER CULTURE

1973 374 citations D. Montgomery Bissell, Lydia Hammaker et al. The Journal of Cell Biology profile →
Congenital Jaundice in Rats, Due to a Defect in Glucuronide Formation1

1958 191 citations Rudi Schmid, Julius Axelrod et al. Journal of Clinical Investigation profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Lydia Hammaker United States	23	1.2k	1.1k	350	312	271	25	2.2k
Paul A. Weinhold United States	28	1.0k 0.8×	302 0.3×	59 0.2×	376 1.2×	131 0.5×	67	2.1k
Herbert L. Bonkowsky United States	22	1.0k 0.8×	539 0.5×	159 0.5×	56 0.2×	85 0.3×	43	1.4k
P Maurel France	12	914 0.7×	631 0.6×	1.7k 4.8×	454 1.5×	1.1k 4.2×	17	3.1k
Colin Brown United Kingdom	26	1.0k 0.8×	392 0.4×	220 0.6×	46 0.1×	803 3.0×	58	2.1k
Marie V. St–Pierre Switzerland	24	552 0.5×	489 0.5×	185 0.5×	78 0.3×	987 3.6×	43	1.9k
J. D. Tange Australia	24	376 0.3×	105 0.1×	382 1.1×	65 0.2×	192 0.7×	77	1.9k
J D Butler United States	19	523 0.4×	153 0.1×	76 0.2×	225 0.7×	78 0.3×	30	1.5k
Birgitta C. Burckhardt Germany	24	1.0k 0.8×	268 0.3×	109 0.3×	82 0.3×	666 2.5×	52	2.2k
Noureddine Lomri United States	19	496 0.4×	202 0.2×	128 0.4×	78 0.3×	627 2.3×	34	1.6k
Peter J. Meier Switzerland	19	336 0.3×	905 0.8×	406 1.2×	75 0.2×	1.8k 6.6×	23	2.4k

Countries citing papers authored by Lydia Hammaker

Since Specialization

Citations

This map shows the geographic impact of Lydia Hammaker'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 Lydia Hammaker with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Lydia Hammaker more than expected).

Fields of papers citing papers by Lydia Hammaker

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Lydia Hammaker. 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 Lydia Hammaker. The network helps show where Lydia Hammaker may publish in the future.

Co-authorship network of co-authors of Lydia Hammaker

This figure shows the co-authorship network connecting the top 25 collaborators of Lydia Hammaker. A scholar is included among the top collaborators of Lydia Hammaker 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 Lydia Hammaker. Lydia Hammaker is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

Gollan, John L., Lydia Hammaker, Vojtech Ličko, & R. Schmid. (1981). Bilirubin kinetics in intact rats and isolated perfused liver. Evidence for hepatic deconjugation of bilirubin glucuronides.. Journal of Clinical Investigation. 67(4). 1003–1015. 53 indexed citations

Bissell, D. Montgomery & Lydia Hammaker. (1976). Cytochrome P-450 heme and the regulation of hepatic heme oxygenase activity. Archives of Biochemistry and Biophysics. 176(1). 91–102. 166 indexed citations

Bissell, D. Montgomery & Lydia Hammaker. (1976). Cytochrome P-450 heme and the regulation of δ-aminolevulinic acid synthetase in the liver. Archives of Biochemistry and Biophysics. 176(1). 103–112. 78 indexed citations

Bissell, D. Montgomery, Lydia Hammaker, & Urs Meyer. (1973). PARENCHYMAL CELLS FROM ADULT RAT LIVER IN NONPROLIFERATING MONOLAYER CULTURE. The Journal of Cell Biology. 59(3). 722–734. 374 indexed citations breakdown →

Bissell, D. Montgomery, Lydia Hammaker, & Rudi Schmid. (1972). LIVER SINUSOIDAL CELLS. The Journal of Cell Biology. 54(1). 107–119. 77 indexed citations

Scholnick, Perry L., Lydia Hammaker, & Harvey S. Marver. (1972). Soluble δ-Aminolevulinic Acid Synthetase of Rat Liver. Journal of Biological Chemistry. 247(13). 4132–4137. 41 indexed citations

Scholnick, Perry L., Lydia Hammaker, & Harvey S. Marver. (1972). Soluble δ-Aminolevulinic Acid Synthetase of Rat Liver. Journal of Biological Chemistry. 247(13). 4126–4131. 44 indexed citations

Bissell, D. Montgomery, Lydia Hammaker, & Rudi Schmid. (1972). Hemoglobin and Erythrocyte Catabolism in Rat Liver: The Separate Roles of Parenchymal and Sinusoidal Cells. Blood. 40(6). 812–822. 75 indexed citations

Goldstein, Gary W., Lydia Hammaker, & Rudi Schmid. (1968). Brief Report: The Catabolism of Heinz Bodies: An Experimental Model Demonstrating Conversion to Non-Bilirubin Catabolites. Blood. 31(3). 388–395. 28 indexed citations

10.

Hammaker, Lydia & Rudi Schmid. (1967). Interference with Bile Pigment Uptake in the Liver by Flavaspidic Acid. Gastroenterology. 53(1). 31–37. 27 indexed citations

11.

Schmid, Rudi, Harvey S. Marver, & Lydia Hammaker. (1966). Enhanced formation of rapidly labeled bilirubin by phenobarbital: Hepatic microsomal cytochromes as a possible source. Biochemical and Biophysical Research Communications. 24(3). 319–328. 86 indexed citations

12.

Schmid, Rudi & Lydia Hammaker. (1963). METABOLISM AND DISPOSITION OF C14-BILIRUBIN IN CONGENITAL NONHEMOLYTIC JAUNDICE*. Journal of Clinical Investigation. 42(11). 1720–1734. 184 indexed citations

13.

Lester, Roger, Lydia Hammaker, & R. Schmid. (1962). A NEW THERAPEUTIC APPROACH TO UNCONJUGATED HYPERBILIRUBINÆMIA. The Lancet. 280(7268). 1257–1257. 55 indexed citations

14.

Schmid, R. & Lydia Hammaker. (1962). Metabolism and disposition of C14-bilirubin in congenital non-hemolytic jaundice.. PubMed. 75. 220–7. 26 indexed citations

15.

Ostrow, J. Donald, Lydia Hammaker, & Rudi Schmid. (1961). THE PREPARATION OF CRYSTALLINE BILIRUBIN-C14*. Journal of Clinical Investigation. 40(8 Pt 1-2). 1442–1452. 188 indexed citations

16.

Schmid, Rudi & Lydia Hammaker. (1961). Hereditary Absence of Muscle Phosphorylase (McArdle's Syndrome). New England Journal of Medicine. 264(5). 223–225. 75 indexed citations

17.

Schmid, Rudi & Lydia Hammaker. (1959). Glucuronide Formation in Patients with Constitutional Hepatic Dysfunction (Gilbert's Disease). New England Journal of Medicine. 260(26). 1310–1314. 72 indexed citations

18.

Schmid, Rudi, et al.. (1959). Bilirubin Metabolism in the Fœtus. Nature. 183(4678). 1823–1824. 20 indexed citations

19.

Schmid, Rudi, Julius Axelrod, Lydia Hammaker, & Richard L. Swarm. (1958). Congenital Jaundice in Rats, Due to a Defect in Glucuronide Formation1. Journal of Clinical Investigation. 37(8). 1123–1130. 191 indexed citations breakdown →

20.

Axelrod, Julius, Rudi Schmid, & Lydia Hammaker. (1957). A Biochemical Lesion in Congenital, Non-obstructive, Non-hæmolytic Jaundice. Nature. 180(4599). 1426–1427. 81 indexed citations

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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