Ralf Janssen

About Ralf Janssen

Ralf Janssen, With an exceptional h-index of 27 and a recent h-index of 17 (since 2020), a distinguished researcher at Uppsala Universitet, specializes in the field of Ecdysozoan Evolution and Development.

His recent articles reflect a diverse array of research interests and contributions to the field:

Single-cell RNA sequencing of mid-to-late stage spider embryos: new insights into spider development

New insights into mesoderm and endoderm development, and the nature of the onychophoran blastopore

Single-cell sequencing reveals novel insights into spider eye development

Hox genes in spiders: their significance for development and evolution

Expression of posterior Hox genes and opisthosomal appendage development in a mygalomorph spider

Evolution of the spider homeobox gene repertoire by tandem and whole genome duplication

Developmental and genomic insight into the origin of the tardigrade body plan

Comment on “The lower Cambrian lobopodian Cardiodictyon resolves the origin of euarthropod brains”

Ralf Janssen Information

University

Position

Researcher

Citations(all)

3397

Citations(since 2020)

1284

Cited By

2680

hIndex(all)

27

hIndex(since 2020)

17

i10Index(all)

48

i10Index(since 2020)

29

Email

University Profile Page

Google Scholar

Ralf Janssen Skills & Research Interests

Ecdysozoan Evolution and Development

Top articles of Ralf Janssen

Single-cell RNA sequencing of mid-to-late stage spider embryos: new insights into spider development

BMC genomics

2024/2/7

Ralf Janssen
Ralf Janssen

H-Index: 17

New insights into mesoderm and endoderm development, and the nature of the onychophoran blastopore

Frontiers in Zoology

2024/1/25

Ralf Janssen
Ralf Janssen

H-Index: 17

Single-cell sequencing reveals novel insights into spider eye development

2024

Hox genes in spiders: their significance for development and evolution

2024/1/1

Natascha Turetzek
Natascha Turetzek

H-Index: 8

Ralf Janssen
Ralf Janssen

H-Index: 17

Expression of posterior Hox genes and opisthosomal appendage development in a mygalomorph spider

Development Genes and Evolution

2023/12

Ralf Janssen
Ralf Janssen

H-Index: 17

Evolution of the spider homeobox gene repertoire by tandem and whole genome duplication

Molecular biology and evolution

2023/12

Ralf Janssen
Ralf Janssen

H-Index: 17

Lauren Sumner-Rooney
Lauren Sumner-Rooney

H-Index: 8

Developmental and genomic insight into the origin of the tardigrade body plan

Evolution & development

2023/9/18

Ralf Janssen
Ralf Janssen

H-Index: 17

Comment on “The lower Cambrian lobopodian Cardiodictyon resolves the origin of euarthropod brains”

Science

2023/6/30

Georg Mayer
Georg Mayer

H-Index: 10

Ralf Janssen
Ralf Janssen

H-Index: 17

Expression of netrin and its receptors uncoordinated‐5 and frazzled in arthropods and onychophorans suggests conserved and diverged functions in neuronal …

Developmental Dynamics

2023/1

Ralf Janssen
Ralf Janssen

H-Index: 17

Review of extra-embryonic tissues in the closest arthropod relatives, onychophorans and tardigrades

2022/12/5

Georg Mayer
Georg Mayer

H-Index: 10

Ralf Janssen
Ralf Janssen

H-Index: 17

A comprehensive study of arthropod and onychophoran Fox gene expression patterns

Plos one

2022/7/8

Ralf Janssen
Ralf Janssen

H-Index: 17

Embryonic expression patterns of Wnt genes in the RTA-clade spider Cupiennius salei

Gene Expression Patterns

2022/6/1

Ralf Janssen
Ralf Janssen

H-Index: 17

Phylogenetic analysis of forkhead transcription factors in the Panarthropoda

Development genes and evolution

2022/2

Ralf Janssen
Ralf Janssen

H-Index: 17

Lack of evidence for conserved parasegmental grooves in arthropods

Development Genes and Evolution

2022/2

Ralf Janssen
Ralf Janssen

H-Index: 17

Natascha Turetzek
Natascha Turetzek

H-Index: 8

A chelicerate Wnt gene expression atlas: novel insights into the complexity of arthropod Wnt-patterning

EvoDevo

2021/12

Ralf Janssen
Ralf Janssen

H-Index: 17

Natascha Turetzek
Natascha Turetzek

H-Index: 8

Widespread retention of ohnologs in key developmental gene families following whole-genome duplication in arachnopulmonates

G3

2021/12/1

Molecular evidence for a single origin of ultrafiltration-based excretory organs

Current Biology

2021/8/23

Panarthropod tiptop/teashirt and spalt orthologs and their potential role as “trunk”-selector genes

EvoDevo

2021/6/2

Ralf Janssen
Ralf Janssen

H-Index: 17

Oscillating waves of Fox, Cyclin and CDK gene expression indicate unique spatiotemporal control of cell cycling during nervous system development in onychophorans

Arthropod structure & development

2021/5/1

Ralf Janssen
Ralf Janssen

H-Index: 17

A simple dissociation protocol for single-cell RNA sequencing of spider embryos

2021

Ralf Janssen
Ralf Janssen

H-Index: 17

See List of Professors in Ralf Janssen University(Uppsala Universitet)