Rachel J. A. Helliwell

2.3k total citations · 2 hit papers
24 papers, 1.9k citations indexed

About

Rachel J. A. Helliwell is a scholar working on Molecular Biology, Pharmacology and Endocrine and Autonomic Systems. According to data from OpenAlex, Rachel J. A. Helliwell has authored 24 papers receiving a total of 1.9k indexed citations (citations by other indexed papers that have themselves been cited), including 10 papers in Molecular Biology, 8 papers in Pharmacology and 5 papers in Endocrine and Autonomic Systems. Recurrent topics in Rachel J. A. Helliwell's work include Inflammatory mediators and NSAID effects (7 papers), Estrogen and related hormone effects (5 papers) and Peroxisome Proliferator-Activated Receptors (5 papers). Rachel J. A. Helliwell is often cited by papers focused on Inflammatory mediators and NSAID effects (7 papers), Estrogen and related hormone effects (5 papers) and Peroxisome Proliferator-Activated Receptors (5 papers). Rachel J. A. Helliwell collaborates with scholars based in New Zealand, United Kingdom and United States. Rachel J. A. Helliwell's co-authors include Murray D. Mitchell, Peter J. Morgan, Perry Barrett, H.E. Howell, Jeffrey A. Keelan, K.W. Marvin, Tetsu Sato, Marion Blumenstein, Linda F. Adams and Janet Winter and has published in prestigious journals such as The Journal of Clinical Endocrinology & Metabolism, Molecular Pharmacology and Neuroreport.

In The Last Decade

Rachel J. A. Helliwell

24 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.

Melatonin receptors: Localization, molecular pharmacology and physiological significance

1994 524 citations Peter J. Morgan, Perry Barrett et al. Neurochemistry International profile →
Cytokines, Prostaglandins and Parturition—A Review

2003 507 citations Jeffrey A. Keelan, Marion Blumenstein et al. Placenta profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Rachel J. A. Helliwell New Zealand	18	606	420	388	318	304	24	1.9k
Costanzo Moretti Italy	30	475 0.8×	266 0.6×	152 0.4×	661 2.1×	629 2.1×	91	3.2k
Dave Gayle United States	26	422 0.7×	286 0.7×	337 0.9×	319 1.0×	530 1.7×	43	2.4k
Fábio Bessa Lima Brazil	34	965 1.6×	631 1.5×	268 0.7×	503 1.6×	1.5k 4.8×	97	3.3k
Miguel A. Sánchez-Garrido Spain	30	962 1.6×	325 0.8×	118 0.3×	1.0k 3.2×	552 1.8×	53	3.3k
Paul C. Goldsmith United States	29	487 0.8×	258 0.6×	234 0.6×	1.5k 4.6×	249 0.8×	60	3.8k
Marek Jankowski Canada	32	1.0k 1.7×	206 0.5×	113 0.3×	757 2.4×	429 1.4×	77	3.2k
P. J. Lowry United Kingdom	32	406 0.7×	198 0.5×	173 0.4×	763 2.4×	348 1.1×	82	2.8k
Klara Szigeti‐Buck United States	16	397 0.7×	247 0.6×	85 0.2×	359 1.1×	305 1.0×	21	2.2k
Francisco Ruíz-Pino Spain	31	1.1k 1.8×	273 0.7×	127 0.3×	1.1k 3.3×	660 2.2×	58	3.3k
Peter Kobelt Germany	28	1.3k 2.2×	360 0.9×	427 1.1×	370 1.2×	1.1k 3.6×	61	2.7k

Countries citing papers authored by Rachel J. A. Helliwell

Since Specialization

Citations

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

Fields of papers citing papers by Rachel J. A. Helliwell

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Rachel J. A. Helliwell. 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 Rachel J. A. Helliwell. The network helps show where Rachel J. A. Helliwell may publish in the future.

Co-authorship network of co-authors of Rachel J. A. Helliwell

This figure shows the co-authorship network connecting the top 25 collaborators of Rachel J. A. Helliwell. A scholar is included among the top collaborators of Rachel J. A. Helliwell 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 Rachel J. A. Helliwell. Rachel J. A. Helliwell 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

Helliwell, Rachel J. A., Jeffrey A. Keelan, Keith W. Marvin, et al.. (2006). Gestational Age-Dependent Up-Regulation of Prostaglandin D Synthase (PGDS) and Production of PGDS-Derived Antiinflammatory Prostaglandins in Human Placenta. The Journal of Clinical Endocrinology & Metabolism. 91(2). 597–606. 33 indexed citations

Mitchell, Murray D., et al.. (2005). Identification of 9α,11β-Prostaglandin F2 in Human Amniotic Fluid and Characterization of Its Production by Human Gestational Tissues. The Journal of Clinical Endocrinology & Metabolism. 90(7). 4244–4248. 20 indexed citations

Keelan, Jeffrey A., et al.. (2005). Nanomolar and Micromolar Effects of 15-Deoxy-Δ12,14-prostaglandin J2 on Amnion-Derived WISH Epithelial Cells: Differential Roles of Peroxisome Proliferator-Activated Receptors γ and δ and Nuclear Factor κB. Molecular Pharmacology. 68(1). 169–178. 28 indexed citations

Helliwell, Rachel J. A., Larry Chamley, Katherine G. Blake-Palmer, et al.. (2004). Characterization of the Endocannabinoid System in Early Human Pregnancy. The Journal of Clinical Endocrinology & Metabolism. 89(10). 5168–5174. 70 indexed citations

Sato, Timothy A., et al.. (2004). Differential effects of serum constituents on apoptosis induced by the cyclopentenone prostaglandin 15-deoxy-Δ12,14-prostaglandin J2 in WISH epithelial cells. Prostaglandins Leukotrienes and Essential Fatty Acids. 71(3). 191–197. 3 indexed citations

Keelan, Jeffrey A., Marion Blumenstein, Rachel J. A. Helliwell, et al.. (2003). Cytokines, Prostaglandins and Parturition—A Review. Placenta. 24. S33–S46. 507 indexed citations breakdown →

Helliwell, Rachel J. A., et al.. (2003). Peroxisome Proliferator-Activated Receptor Isoform Expression Changes in Human Gestational Tissues with Labor at Term. Molecular Pharmacology. 64(6). 1586–1590. 38 indexed citations

Helliwell, Rachel J. A., Linda F. Adams, & Murray D. Mitchell. (2003). Prostaglandin synthases: recent developments and a novel hypothesis. Prostaglandins Leukotrienes and Essential Fatty Acids. 70(2). 101–113. 169 indexed citations

Lonergan, Michèle, K.W. Marvin, Rachel J. A. Helliwell, et al.. (2003). Tumor Necrosis Factor-Related Apoptosis-Inducing Ligand (TRAIL), TRAIL Receptors, and the Soluble Receptor Osteoprotegerin in Human Gestational Membranes and Amniotic Fluid during Pregnancy and Labor at Term and Preterm. The Journal of Clinical Endocrinology & Metabolism. 88(8). 3835–3844. 55 indexed citations

10.

Helliwell, Rachel J. A., et al.. (2003). Nuclear prostaglandin receptors: role in pregnancy and parturition?. Prostaglandins Leukotrienes and Essential Fatty Acids. 70(2). 149–165. 32 indexed citations

11.

Keelan, Jeffrey A., Rachel J. A. Helliwell, Bianca Nijmeijer, et al.. (2001). 15-deoxy-Δ12,14-prostaglandin J2-induced apoptosis in amnion-like WISH cells. Prostaglandins & Other Lipid Mediators. 66(4). 265–282. 28 indexed citations

12.

Helliwell, Rachel J. A., et al.. (1999). Glial cell line derived neurotrophic factor (GDNF) regulates VR1 and substance P in cultured sensory neurons. Neuroreport. 10(10). 2107–2111. 67 indexed citations

13.

Helliwell, Rachel J. A., Linda M. McLatchie, Melanie Clarke, et al.. (1998). Capsaicin sensitivity is associated with the expression of the vanilloid (capsaicin) receptor (VR1) mRNA in adult rat sensory ganglia. Neuroscience Letters. 250(3). 177–180. 152 indexed citations

14.

Helliwell, Rachel J. A., et al.. (1997). The effect of prenatal photoperiodic history on the postnatal endocrine status of female lambs. Animal Reproduction Science. 47(4). 303–314. 9 indexed citations

15.

Morgan, Peter J., Perry Barrett, H.E. Howell, & Rachel J. A. Helliwell. (1994). Melatonin receptors: Localization, molecular pharmacology and physiological significance. Neurochemistry International. 24(2). 101–146. 524 indexed citations breakdown →

16.

Helliwell, Rachel J. A., H.E. Howell, Wilfred Lawson, Perry Barrett, & Peter J. Morgan. (1994). Autoradiographic anomaly in125I-melatonin binding revealed in ovine adrenal. Molecular and Cellular Endocrinology. 104(1). 95–102. 5 indexed citations

17.

Barrett, Perry, Alastair Macdonald, Rachel J. A. Helliwell, Gary Davidson, & Peter J. Morgan. (1994). Cloning and expression of a new member of the melanocyte-stimulating hormone receptor family. Journal of Molecular Endocrinology. 12(2). 203–213. 78 indexed citations

18.

Helliwell, Rachel J. A. & Lea M. Williams. (1994). The development of melatonin-binding sites in the ovine fetus. Journal of Endocrinology. 142(3). 475–484. 27 indexed citations

19.

Wallace, J. M., Rachel J. A. Helliwell, & Peter J. Morgan. (1991). Autoradiographical localization of oxytocin binding sites on ovine oviduct and uterus throughout the oestrous cycle. Reproduction Fertility and Development. 3(2). 127–135. 21 indexed citations

20.

Wallace, J. M., et al.. (1991). Characterization and autoradiographical localization of oxytocin receptors within the ovine endometrium in relation to post-partum corpus luteum function. Journal of Endocrinology. 128(2). 253–NP. 8 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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