Bikash Malla

1.9k total citations · 1 hit paper
53 papers, 1.3k citations indexed

About

Bikash Malla is a scholar working on Infectious Diseases, Water Science and Technology and Biomedical Engineering. According to data from OpenAlex, Bikash Malla has authored 53 papers receiving a total of 1.3k indexed citations (citations by other indexed papers that have themselves been cited), including 32 papers in Infectious Diseases, 17 papers in Water Science and Technology and 14 papers in Biomedical Engineering. Recurrent topics in Bikash Malla's work include SARS-CoV-2 detection and testing (21 papers), Viral gastroenteritis research and epidemiology (18 papers) and Fecal contamination and water quality (17 papers). Bikash Malla is often cited by papers focused on SARS-CoV-2 detection and testing (21 papers), Viral gastroenteritis research and epidemiology (18 papers) and Fecal contamination and water quality (17 papers). Bikash Malla collaborates with scholars based in Japan, Nepal and United States. Bikash Malla's co-authors include Eiji Haramoto, Ocean Thakali, Masaaki Kitajima, Sarmila Tandukar, Jeevan Bahadur Sherchand, Rajani Ghaju Shrestha, Sadhana Shrestha, Dinesh Bhandari, Samendra P. Sherchan and Kazunari Sei and has published in prestigious journals such as The Science of The Total Environment, Environmental Pollution and Frontiers in Microbiology.

In The Last Decade

Bikash Malla

52 papers receiving 1.3k 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.

First environmental surveillance for the presence of SARS-CoV-2 RNA in wastewater and river water in Japan

2020 440 citations Eiji Haramoto, Bikash Malla et al. The Science of The Total Environment profile →

Peers — A (Enhanced Table)

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

Name	h						Papers	Cites
Bikash Malla Japan	18	884	420	239	234	107	53	1.3k
Sarmila Tandukar Nepal	21	982 1.1×	413 1.0×	199 0.8×	320 1.4×	133 1.2×	62	1.6k
Akihiko Hata Japan	21	1.2k 1.3×	358 0.9×	278 1.2×	197 0.8×	193 1.8×	35	1.6k
Tiong Gim Aw United States	19	864 1.0×	404 1.0×	181 0.8×	231 1.0×	282 2.6×	43	1.5k
Kwanrawee Sirikanchana Thailand	21	736 0.8×	264 0.6×	287 1.2×	212 0.9×	182 1.7×	56	1.4k
Ronald Italiaander Netherlands	10	1.2k 1.3×	586 1.4×	193 0.8×	239 1.0×	87 0.8×	15	1.7k
Brian R. McMinn United States	17	738 0.8×	320 0.8×	514 2.2×	186 0.8×	186 1.7×	36	1.3k
Pradip Gyawali Australia	23	1.2k 1.4×	629 1.5×	468 2.0×	316 1.4×	241 2.3×	45	2.0k
Arnau Casanovas‐Massana United States	15	796 0.9×	368 0.9×	102 0.4×	219 0.9×	51 0.5×	27	1.3k
Erin M. Symonds United States	18	1.3k 1.5×	544 1.3×	450 1.9×	234 1.0×	278 2.6×	27	1.9k
Bradley W. Schmitz United States	14	874 1.0×	476 1.1×	104 0.4×	176 0.8×	81 0.8×	23	1.2k

Countries citing papers authored by Bikash Malla

Since Specialization

Citations

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

Fields of papers citing papers by Bikash Malla

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

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

Co-authorship network of co-authors of Bikash Malla

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

Malla, Bikash, Sadhana Shrestha, & Eiji Haramoto. (2025). Optimization of a 6-plex Crystal Digital PCR® assay and its application to simultaneous surveillance of enteric and respiratory viruses in wastewater. The Science of The Total Environment. 970. 178939–178939. 3 indexed citations

Shrestha, Sadhana, Bikash Malla, & Eiji Haramoto. (2025). 6-plex Crystal Digital PCR® for comprehensive surveillance of respiratory and foodborne bacterial pathogens in wastewater. Environmental Pollution. 375. 126298–126298.

Malla, Bikash, et al.. (2025). Decay dynamics of pBI143 compared to bacterial and viral fecal contamination indicators in wastewater and river water. 1(4). 100049–100049. 1 indexed citations

Malla, Bikash, et al.. (2024). Comparative performance of electronegative membrane filtration and automated concentrating pipette for detection of antibiotic resistance genes and microbial markers in river water samples. The Science of The Total Environment. 953. 176109–176109. 2 indexed citations

Shrestha, Sadhana, Bikash Malla, & Eiji Haramoto. (2024). Group A Streptococcus pyogenes in wastewater: Applicability of wastewater-based epidemiology for monitoring the prevalence of GAS pharyngitis during the late COVID-19 pandemic phase. The Science of The Total Environment. 928. 172447–172447. 7 indexed citations

Malla, Bikash, et al.. (2024). Evaluating acute gastroenteritis-causing pathogen reduction in wastewater and the applicability of river water for wastewater-based epidemiology in the Kathmandu Valley, Nepal. The Science of The Total Environment. 919. 170764–170764. 9 indexed citations

Malla, Bikash, Lê Thanh Thảo, Sadhana Shrestha, et al.. (2024). Assessment of environmental factors influencing SARS-CoV-2 in Vietnam's surface water across two years of clinical data. The Science of The Total Environment. 957. 177449–177449. 2 indexed citations

Malla, Bikash, Sadhana Shrestha, & Eiji Haramoto. (2024). pBI143 as a potential human-specific microbial source tracking marker: Performance evaluation, treatment reduction, and application to river water samples in Japan. The Science of The Total Environment. 957. 177468–177468. 5 indexed citations

Sherchan, Samendra P., Bikash Malla, & Eiji Haramoto. (2023). First quantitative detection of tomato brown rugose fruit virus in wastewater in Louisiana. The Science of The Total Environment. 888. 164001–164001. 4 indexed citations

10.

Shrestha, Sadhana, Bikash Malla, & Eiji Haramoto. (2023). Estimation of Norovirus infections in Japan: An application of wastewater-based epidemiology for enteric disease assessment. The Science of The Total Environment. 912. 169334–169334. 17 indexed citations

11.

Tiwari, Ananda, Sangeet Adhikari, Shuxin Zhang, et al.. (2023). Tracing COVID-19 Trails in Wastewater: A Systematic Review of SARS-CoV-2 Surveillance with Viral Variants. Water. 15(6). 1018–1018. 23 indexed citations

12.

Malla, Bikash, et al.. (2023). Optimization and performance evaluation of an automated filtration method for the recovery of SARS-CoV-2 and other viruses in wastewater. The Science of The Total Environment. 882. 163487–163487. 11 indexed citations

13.

Malla, Bikash, et al.. (2023). Development of highly sensitive one-step reverse transcription-quantitative PCR for SARS-CoV-2 detection in wastewater. The Science of The Total Environment. 907. 167844–167844. 17 indexed citations

14.

Shrestha, Sadhana, Bikash Malla, Kwanrawee Sirikanchana, et al.. (2023). Detection of enteroviruses related to hand foot and mouth disease in wastewater of Asian communities. The Science of The Total Environment. 912. 169375–169375. 4 indexed citations

15.

Shrestha, Sadhana, et al.. (2023). Long-term SARS-CoV-2 surveillance in wastewater and estimation of COVID-19 cases: An application of wastewater-based epidemiology. The Science of The Total Environment. 896. 165270–165270. 18 indexed citations

16.

Tiwari, Ananda, Sangeet Adhikari, Devrim Kaya, et al.. (2022). Monkeypox outbreak: Wastewater and environmental surveillance perspective. The Science of The Total Environment. 856(Pt 2). 159166–159166. 79 indexed citations

17.

Malla, Bikash, Ocean Thakali, Sadhana Shrestha, et al.. (2022). Application of a high-throughput quantitative PCR system for simultaneous monitoring of SARS-CoV-2 variants and other pathogenic viruses in wastewater. The Science of The Total Environment. 853. 158659–158659. 35 indexed citations

18.

Malla, Bikash, et al.. (2022). Development of a magnetic nanoparticle-based method for concentrating SARS-CoV-2 in wastewater. The Science of The Total Environment. 848. 157613–157613. 12 indexed citations

19.

Shrestha, Sadhana, Takashi Nakamura, Jun Magome, et al.. (2018). Groundwater use and diarrhoea in urban Nepal: novel application of a geostatistical interpolation technique linking environmental and epidemiologic survey data. International Health. 10(5). 324–332. 5 indexed citations

20.

Shrestha, Rajani Ghaju, Yasuhiro Tanaka, Bikash Malla, et al.. (2017). Next-generation sequencing identification of pathogenic bacterial genes and their relationship with fecal indicator bacteria in different water sources in the Kathmandu Valley, Nepal. The Science of The Total Environment. 601-602. 278–284. 49 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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