Ratan Kumar

587 total citations · 1 hit paper
21 papers, 433 citations indexed

About

Ratan Kumar is a scholar working on Molecular Biology, Physiology and Pharmacology. According to data from OpenAlex, Ratan Kumar has authored 21 papers receiving a total of 433 indexed citations (citations by other indexed papers that have themselves been cited), including 9 papers in Molecular Biology, 8 papers in Physiology and 7 papers in Pharmacology. Recurrent topics in Ratan Kumar's work include Medicinal Plants and Bioactive Compounds (8 papers), Pharmacological Effects of Natural Compounds (6 papers) and Exercise and Physiological Responses (4 papers). Ratan Kumar is often cited by papers focused on Medicinal Plants and Bioactive Compounds (8 papers), Pharmacological Effects of Natural Compounds (6 papers) and Exercise and Physiological Responses (4 papers). Ratan Kumar collaborates with scholars based in India and Pakistan. Ratan Kumar's co-authors include Vanita Gupta, Kamna Srivastava, H. M. Divekar, Amjad Khan, Asheesh Gupta, S Grover, Sarwat Sultana, Radhey Shyam, M. A. Qadar Pasha and Shawon Lahiri and has published in prestigious journals such as Biochemical and Biophysical Research Communications, CHEST Journal and Frontiers in Microbiology.

In The Last Decade

Ratan Kumar

20 papers receiving 407 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.

Bacterial ACC deaminase: Insights into enzymology, biochemistry, genetics, and potential role in amelioration of environmental stress in crop plants

2023 77 citations Mohammad Shahid, Udai B. Singh et al. Frontiers in Microbiology profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Ratan Kumar India	13	185	118	88	81	77	21	433
Chiara Zilli Italy	7	147 0.8×	144 1.2×	79 0.9×	49 0.6×	44 0.6×	10	436
S.K.S Sarada India	9	185 1.0×	61 0.5×	118 1.3×	62 0.8×	72 0.9×	12	502
Ming Lü China	14	163 0.9×	329 2.8×	185 2.1×	20 0.2×	34 0.4×	50	611
Karine Maria Martins Bezerra Carvalho Brazil	9	118 0.6×	45 0.4×	24 0.3×	55 0.7×	72 0.9×	22	412
Jin Ah Ryuk South Korea	13	206 1.1×	100 0.8×	40 0.5×	69 0.9×	66 0.9×	43	443
Viera Nosál'ová Slovakia	10	80 0.4×	65 0.6×	52 0.6×	44 0.5×	20 0.3×	31	359
Ioannis Zervos Greece	14	95 0.5×	55 0.5×	15 0.2×	40 0.5×	47 0.6×	30	480
Aida A. Korish Saudi Arabia	13	100 0.5×	33 0.3×	43 0.5×	42 0.5×	31 0.4×	20	474
Syed N. Kabir India	15	121 0.7×	86 0.7×	31 0.4×	33 0.4×	44 0.6×	28	675
Xiaoqi Wu China	13	203 1.1×	130 1.1×	14 0.2×	34 0.4×	29 0.4×	29	568

Countries citing papers authored by Ratan Kumar

Since Specialization

Citations

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

Fields of papers citing papers by Ratan Kumar

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Ratan Kumar

This figure shows the co-authorship network connecting the top 25 collaborators of Ratan Kumar. A scholar is included among the top collaborators of Ratan Kumar 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 Ratan Kumar. Ratan Kumar 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

Shahid, Mohammad, Udai B. Singh, Mohammad Saghir Khan, et al.. (2023). Bacterial ACC deaminase: Insights into enzymology, biochemistry, genetics, and potential role in amelioration of environmental stress in crop plants. Frontiers in Microbiology. 14. 1132770–1132770. 77 indexed citations breakdown →

Kumar, Ratan, et al.. (2018). Evaluation of Strawberry Crops in Temperate Fruit for Its Adoptability and Productivity in Rohtas District of Bihar. Current Journal of Applied Science and Technology. 31(3). 1–5. 1 indexed citations

Gupta, Vanita, Shawon Lahiri, Sarwat Sultana, Rajkumar Tulsawani, & Ratan Kumar. (2010). Anti-oxidative effect of Rhodiola imbricata root extract in rats during cold, hypoxia and restraint (C–H–R) exposure and post-stress recovery. Food and Chemical Toxicology. 48(4). 1019–1025. 41 indexed citations

Gupta, Vanita, Shawon Lahiri, Sarwat Sultana, & Ratan Kumar. (2009). Mechanism of action of Rhodiola imbricata Edgew during exposure to cold, hypoxia and restraint (C–H–R) stress induced hypothermia and post stress recovery in rats. Food and Chemical Toxicology. 47(6). 1239–1245. 10 indexed citations

Gupta, Vanita, et al.. (2009). In Vitro Evaluation of Antioxidant and Free Radical Scavenging Activities of Rhodiola imbricata. Journal of Complementary and Integrative Medicine. 6(1). 8 indexed citations

Saggu, Shalini & Ratan Kumar. (2009). Stress management and herbal adaptogens.. 253–271. 3 indexed citations

Gupta, Asheesh, Ratan Kumar, Nitin K. Upadhyay, et al.. (2007). Effects of Rhodiola imbricata on Dermal Wound Healing. Planta Medica. 73(8). 774–777. 33 indexed citations

Dolt, Karamjit Singh, Jayashree Karar, Manoj K. Mishra, et al.. (2006). Transcriptional downregulation of sterol metabolism genes in murine liver exposed to acute hypobaric hypoxia. Biochemical and Biophysical Research Communications. 354(1). 148–153. 25 indexed citations

Saxena, Shweta, Ratan Kumar, Taruna Madan, et al.. (2005). Association of Polymorphisms in Pulmonary Surfactant Protein A1 and A2 Genes With High-Altitude Pulmonary Edema. CHEST Journal. 128(3). 1611–1619. 38 indexed citations

10.

Kumar, Ratan, Qadar Pasha, Amjad Khan, & Vanita Gupta. (2004). Renin angiotensin aldosterone system and ACE I/D gene polymorphism in high-altitude pulmonary edema.. PubMed. 75(11). 981–3. 30 indexed citations

11.

Kumar, Ratan, M. A. Qadar Pasha, Amjad Khan, et al.. (2003). Association of high-altitude systemic hypertension with the deletion allele-of the angiotensin-converting enzyme (ACE) gene. International Journal of Biometeorology. 48(1). 10–14. 20 indexed citations

12.

Kumar, Ratan, et al.. (2002). Antistress and Adaptogenic Activity of Lecithin Supplementation. The Journal of Alternative and Complementary Medicine. 8(4). 487–492. 15 indexed citations

13.

Pasha, M. A. Qadar, et al.. (2002). Variations in angiotensin-converting enzyme gene insertion/deletion polymorphism in Indian populations of different ethnic origins. Journal of Biosciences. 27(1). 67–70. 39 indexed citations

14.

Kumar, Ratan, Radhey Shyam, H. M. Divekar, Mrinal Pahwa, & Kamna Srivastava. (2000). Mechanism of Increased Tolerance to Hypothermia After Composite Indian Herbal Preparation II Administration. The Journal of Alternative and Complementary Medicine. 6(6). 509–517. 15 indexed citations

15.

Kumar, Ratan, S Grover, Radhey Shyam, et al.. (1999). Enhanced Thermogenesis in Rats by a Composite Indian Herbal Preparation-I and its Mechanism of Action. The Journal of Alternative and Complementary Medicine. 5(3). 245–251. 18 indexed citations

16.

Kumar, Ratan, S Grover, H. M. Divekar, et al.. (1996). Enhanced thermogenesis in rats byPanax ginseng, multivitamins and minerals. International Journal of Biometeorology. 39(4). 187–191. 28 indexed citations

17.

Divekar, H. M., et al.. (1995). Experimental Evaluation of a Composite Indian Herbal Preparation II (CIHPII) as an Adaptogen and its Mechanism of Action. International Journal of Pharmacognosy. 33(2). 148–154. 15 indexed citations

18.

Kumar, Ratan, et al.. (1993). Effect of intraperitoneal administration of carbohydrates on simulated altitude tolerance in rats. Indian Journal of Clinical Biochemistry. 8(1). 20–25. 1 indexed citations

19.

Srivastava, Kamna & Ratan Kumar. (1992). Human nutrition in cold and high terrestrial altitudes. International Journal of Biometeorology. 36(1). 10–13. 8 indexed citations

20.

Kumar, Ratan, et al.. (1990). Altered Maternal Thyroid Function: Fetal and Neonatal Myocardial Metabolism. Neonatology. 57(5). 300–312. 5 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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