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Protochordates

Known as: protochordate 
 
National Institutes of Health

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Review
2017
Review
2017
Tunicates are the closest relatives of vertebrates, and their peculiar phylogenetic position explains the increasing interest… Expand
Review
2005
Review
2005
Numerous studies of the mammalian immune system have begun to uncover profound interrelationships, as well as fundamental… Expand
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Review
2004
Review
2004
During the past few years, substantial progress has been accomplished in the elucidation of the structural diversity of the… Expand
Review
2004
Review
2004
Summary:  Urochordates and cephalochordates do not have an adaptive immune system involving the somatic rearrangement of their… Expand
Highly Cited
2004
Highly Cited
2004
Innate immunity is mediated by a variety of different, non-rearranging receptors and soluble molecules that recognize and… Expand
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Highly Cited
2002
Highly Cited
2002
The evolutionary origin of adaptive immune receptors is not understood below the phylogenetic level of the jawed vertebrates. We… Expand
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Highly Cited
1997
Highly Cited
1997
The notochord and dorsal ectoderm induce dorsoventral compartmentalization of the vertebrate neural tube through the differential… Expand
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Highly Cited
1992
Highly Cited
1992
The variety of theories that have attempted to define the mechanisms of aging and life span can be broadly divided into two… Expand
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Highly Cited
1990
Highly Cited
1990
Immunoreactive gonadotropin-releasing hormone (ir-GnRH) was detected in brain extracts of newborn and 10-day-old rats and in… Expand
Highly Cited
1982
Highly Cited
1982
Colonial tunicates, unlike vertebrates, undergo transplantation in nature. Rejection or acceptance between colonies of Botryllus… Expand